Serial Graphics Adapter 9,2/10 3130 votes

Expand your computer setup with this Insignia USB to VGA adapter. The USB connector works with both USB 3.0 and legacy USB ports for effortless connectivity, and the VGA connection point lets you attach an additional monitor to your desktop computer. Configured to support up to a 1080p resolution monitor, this Insignia USB to VGA adapter delivers.

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(.This post may contain affiliate links, which means I may receive a small commission if you choose to purchase through links I provide (at no extra cost to you). Thank you for supporting the work I put into this site!)A graphics card is a major component of a PC and it generally consumes more power compared to other components. Budget level or some entry-level mid-range graphics cards draw their power from the PCI Express x16 slot only but the higher-mid range and high-end graphics cards require external power from the PSU for their working. The external power for these powerful graphics cards comes from the 6-pin and 8-pin PCI-Express power connectors from the power supply. Here I am going to discuss the graphics card power requirements and its PCI-E power connectors. Must Read: Graphics Card Power ConnectorsHere are the various connectors through which graphics cards get their power. PCI Express x16 connectorEvery modern-day graphics card comes with a PCI Express x16 connector that goes in the PCI Express x16 slot of your motherboard.

Adapter

PCI Express x16 connector connects your graphics to the motherboard and is the only interface through which communication happens. A PCI Express x16 slot can provide a maximum of 75 Watts to the graphics card which is enough for entry-level, low profile and budget graphics cards. Even some mid-range graphics cards can also work on the power from the PCI Express x16 slot alone but higher mid-range graphics cards and high-end graphics card requires external power from the PSU through 6-pin and 8-pin power connectors.

Below you can see the PCI-Express x16 connector of the graphics card.6-Pin connectorA 6-pin power connector can supply 75 Watt to the graphics card. So if your graphics card power consumption is more than 75W then it will have one 6-pin PCI-E power connector for its working. A graphics card with one 6-pin power connector can have maximum power consumption of 150 Watt as it will get 75W from the PCI Express x16 slot and 75W from the 6-pin connector. Most of the mid-range graphics cards from both come with the 6-pin power connector.8-Pin connectorThe 8-pin power connector can deliver a maximum of 150W to your graphics card.

So if your graphics card power consumption is more than 150W then it will definitely come with an 8-pin connector or two 6-pin connectors. A graphics card with one 8-pin power connector can get a maximum of 225W of power, 75W from PCI Express x16 slot and 150W from the 8-pin connector from the power supply.

The latest High-end graphics cards come with the 8-pin power connector and some of the power-hungry top-end graphics cards can have both 6-pin and 8-pin connectors or two 8-pin connectors. A graphics card with both 6-pin and 8-pin connectors can have maximum power consumption of 300 Watt (75W + 75W + 150W).Check out:Below you can see Nvidia’s top-end graphics card with both 8-pin and 6-pin connectors. This card has a maximum power consumption of 250 Watt.Also Read:.Converters or Adapters for 6-pin and 8-pin connectorsIf your power supply does not have 6-pin or 8-pin connectors then you may try these 6-pin and 8-pin converters or power adapter cables to power your graphics card.– If your graphics card requires a 6-pin power connector but your PSU doesn’t have one then you can use this 4-pin Molex to 6-pin converter to power your graphics card. Some converters require two 4-pin Molex converter and some require one.

You can check out the whole range from the link given below.– This power adapter cable uses two 4-pin regular Molex connectors and converts it into an 8-pin PCIe power connector for use in mid-range to high-end graphics cards.– If your graphics card requires an 8-pin connector but your power supply has only a 6-pin connector then you can use this 6-pin to 8-pin connector or adapter cable for powering your high-end graphics card.– This adapter converts the SATA connector to a 6-pin power connector for your graphics card. If you are short on Molex connectors then you can use this converter cable or adapter.– If your graphics card has an 8-pin connector but your power supply has neither 6-pin or 8-pin connectors then you can use this SATA to 8-Pin converter cable to power your graphics card. This power adapter cable uses two SATA connectors for one 8-pin power connector.Important Note: It is always better to prefer Molex connectors over SATA connectors for PCIe power because Molex connectors can provide more current and have thicker wires. This prevents any possible chance of burnout if your graphics card happens to draw more power because of overclocking or higher load. Power Consumption for Graphics CardsMaximum power consumption of graphics cards based on different types of connectors it has.

Graphics Card Maximum Power Consumption in WattsPCI Express x166-Pin Connector8-Pin ConnectorTotal Power75W––75W75W1 x 75W–150W75W–1 x 150W225W75W2 x 75W–225W75W1 x 75W1 x 150W300W75W–2 x 150W375W (rare and above spec)If you have any queries or doubts regarding graphics cards or their power consumption then feel free to ask me by leaving a comment below. I have this psu:this graphics card:graphics card takes an 8 pin connector. I have two 6 pin available.

This graphics card takes 120W, so by your metrics, using a 6 pin and the PCI-e slot should be enough to power this card. Why do you think it takes an 8 pin connector?More importantly, I got a dual 6 pin to 8 pin connector.

This is the connector I speak of:thinking of taking the two 6 pin and feeding them to the 8 pin of that graphics card. What are your thoughts?Thanks. Akshat, you are awesome! Please help me understand something as I have the ZOTAC GTX 1060 6GB GDDR5X.

Why does it have an 8-pin when it is only rated at 120W?? 75W PCIe slot + 75W 6-pin would be 150W, plenty for a 120W card.Why did they give the card an 8-pin connector, for 75W PCIe + 150W 8-pin = 225W of total potential power for only a 120W card???I will have to use a 8-pin to 6-pin adapter to make this work with my PSU, and why is that not dangerous? The 6-pin from the PSU is only rated for 75W, while the 8-pin from the PSU could pull as much as 150W? Why is it safe to use this type of connector with any GPU and let it potentially pull 150W through a 6-pin PSU connection only rated for 75W? Well some add-on board partners do like to provide more power to their cards (especially overclocked ones with custom PCBs) to be on the safer side, and for cases where the user plans on overclocking the card to much higher frequencies. This card can safely run with 6-pin PCI-e connector too but as it has only an 8-pin PCIe connector, you will have to use an adapter for it. You can safely use a single 8-pin to 6-pin adapter too, and it is not dangerous because the power draw of this card is not much (under 150W) and also if you do not plan to overclock it.

However, if you are still skeptical then you can use dual 6-pin to 8-pin connector or dual SATA / Molex to 8-pin connector, but i think a single 8-pin to 6-pin adapter will do the job perfectly. Hello,No, it is not compulsory or necessary to get a card with same type of connectors. The only thing that you have to keep in mind is that the card has similar or lesser power consumption compared to your older card.

The recommended power supply for normal GTX 780 card is 600W and for GTX 1080 it is 500W. Some GTX 1080 cards require single 8-pin connector and some require dual 8-pin connectors.

Here i would suggest you to get Gigabyte GeForce GTX 1080 G1 Gaming 8G or ZOTAC GeForce GTX 1080 Mini. Both these are very good cards and require a single 8-pin connector only. If you have any more doubts then feel free to ask.RegardsAkshat. Hello!I have dived into the custom cabling world, and there have been both joys and pains from the experienceI put forward the question to the group, and forgive me for my ignorance, but haven’t been able to find the answer.I have sorted out all the custom cabling for CPU and motherboard, but i’m currently stuck on the GPUThe GPU has 1 x 8 pin and the other is a 1 x 6 pin. I have completed the 8 pin, but i’m confused about how to connect the 6 pinThe reason for this is because the current PSU I have is Silverstone SX650-G.

The cables that it came for the GPU is an 8 pin to 8 pin with the extension of the 6 pin attached.Now is it possible to connect it via going straight 6 pin to 6 pin? Or do I have to ensure that it goes from the 6 pin GPU to the 8 pin on the PSU like the cables that came in the box? So far, I haven’t been able to track down a 6 pin to 6 pin, but have found 6 pin to 8 pin, which leads me to believe that even if it is a 6 pin on the GPU that it needs to be connected to the 8 pin rail?Sorry if this is confusing, hopefully I get clarity with this! Hello, awesome post here, gratz on that!

Very plain and simple like many others =)Just have one quetion that is not there, please.I have a rig with:2 x PSU Hummer GD 750 80 Plus Goldx MSI GTX 1070ti Gaming 8Gbthat power supply just have 6+2 PCI (same as having 8pin, right)?As GPU consumpton out of the box is 180W my quetion is:– Can i usa one adaptar that goes 8pin to 6+8 like this example on the link? (always minimum 16awg)for big link)Because as your explanation as i can get it, i can use normaly from power supply one 6pin (leaving the 2pin out) and another of 6+2 to the 8pin and it done. So will use 2 cable from power supply per GPU- A you said (Akshat Verma APRIL 12, 2018 in reply to Vinson Mai APRIL 12, 2018 )But what i would like is to use just one cable, i mean, to get that adaptar and use just one 6+2 from power supply per GPU.So it will recieve 75 from riser that is on molex, plus 150W from 8pin.

Rigth?If true i’m strugling with the 6pin, because if 8pin cable can get “just” 150W and i get the adaptarer, the cable from power supply will be recieving more Watts than it can.??I hope to be able to get to you with the rigth question here =)Thanks a lot in advance and keep up the good work =). Hi Akshat, thanks for all your comments.

However I can’t see one which has my arrangement mentioned and was hoping you could help. Have just upgraded my GPU to a GTX1070ti. New card has 8 pins only.

Old GTX670 card had 8+8. My PSU has 2 seperate cables. The first cable has 6 pins and 2 seperate pins connected off same cable.

The second cable has again 6 pins however this time the 2 seperate pins is connected back to PSU. Question: which cable arrangement should I be connecting to GPU? Number 1 or 2. Hi Akshat, if you have a graphics card like nVidia Geforce GTX 1070 that has one 8 pin power connector and a 658W PSU that has two 6 pin power connectors, is it OK to connect one of the 6 pin connectors from the PSU directly into the 8 pin connector on the graphics card or is it mandatory to use 6 to 8 pin adapter?

Also, if the card is receiving 75W from the PCI-Express x16 on the motherboard and 75W from one of the 6 pin connectors from the PSU, would that be sufficient or would you recommend using both 6 pin power lines from the PSU by using a Dual 6-Pin Female to 8-Pin Male GPU Power Adapter Cable like this one:Regards. Thank you for your reply. Actually, the video card has been running like that for some time, that is with the 6 pin power line frome the PSU into the 8 pin power connector on the video card. It actually fits into the 8 pin connector if you put in on the right side of the 8 pin connector.It seems to work normally, but sometimes the user is experiencing poor performance when working with heavy load/rendering. Maby a power issue and would be better using the dual 6 pin to 8 pin adapter like you said? I have a Thermaltake 600 watts & has 1 6pin (75 watts) & 1 8pin(150 watts) which means that the total watts by including the pci-e x16 of mb (75 watts) is 300 watts.

Why my Sapphire R9 280x require 2 8pins + pcie x16 of mb = 375 watts? While in official site says for psu of 500 watts & consumption. Hello, I am going to answer your questions one by one as there are many. Some manufacturers do like to provide higher power pins (8-pin) to their overclocked graphics cards to be on the safe side, because the card will draw more power if a user decided to overclock it further. A 6-pin PCI-E connector can draw power more than 75W depending on the PSU, but it is better to use 8-pin for that because it has extra ground pins for stability under higher current draw or power. You cannot connect 6-pin directly to the 8-pin PCIe, but with a 6-pin to 8-pin adapter.

If you are looking for an 8-pin adapter then it is better to avoid SATA to 6-pin/8-pin connector because SATA power is limited to 54W only for 12V. So, it is better to use dual 6-pin to 8-pin or dual molex to 6-pin/8-pin adapter cables as they provide more power than SATA. Also, a GPU with higher power consumption will not affect your motherboard life and it is not going to draw 300W of power every-time, as it is the max power draw under extreme load, and I think your 600W Thermaltake PSU is enough for it. About getting 8pin. If I have only 6pin then is enaough to use 6pin to 8pin ot it won’t have as output 150 watts?

I have this adapter & I don’t know it it will cover me. If not, & go for dual mole to 8 pin then if the sata has as output 54 watts, how is in molex? Can I buy the below: or the material of manufasutre is low quality & can damage my psu or gpu? Let check now the link again: if the dual molex to 8pin, if you observe in each molex from the two, misses the one cable in the hole. Is that problem? Will it have less power output?

Is the same with provided dual molex to 8pin which they give together when you buy gpu or due to low quality can burn my gpu or psu or something like that? My psu has 1 8pin & 1 6pin & I want to support gpu with 2 8pin (up to 375 watts). Is the dual molex to 8 pin enough (specific the above ebay link)? Also I have 6pin to 8pin adapter, will it have output 150w or only 75w like the normal output of 6pin? In the end I want to learn, that you told me that sata have output 54w while molex 134w, so big difference?

The sata has as voltage outout 3.3v, 5v & 12v while molex 5v & 12v? While we need to have 12v stable so that the dual molex to feed enough the gpu at max 375 watts. Again the link is showing page missing error. May be you can upload the pic at Well, for molex only the 12V pin and ground pins are used for 8-pin PCIe connector. You can check the complete pin-out specs for molex and SATA at and 6-pin PCIe can also provide power greater than 75W depending on the PSU. Dual molex is a good choice but as i said previously also that 6-pin to 8-pin adapter can work too. It misses the one cable in one hole, is this problem or not because the cable which misses is 5v?

I have 6pin to 8pin like the adapter which you refer in your article. Can I put this or I should buy dual molex to 8pin for supporting gpu up to 375 watts? Because while the 6pin can have output 75 watts (or a little more such you say) then how the 6pin to 8pin can have 150 watts while the adapter start with 6pin which is 75 watts?

Can you write to me the max output watts of dual molex to 8 pin, dual sata to 8 pin & 6pin to 8pin? If I buy some adapter from eBay like the image which I uploaded (also the 6pin to 8pin which I have is purchased from eBay) should be low quality as result the output watts not be stable as result to damage/burn my gpu or mb? Yes it is visible now. The missing hole is of 5V which is not needed in this case. Unofficially, 6-pin PCI-E may draw power more than 75W in some cases and that too depending on the PSU. More info here Your dual 4-pin molex to 8-pin cable looks fine but remember to use separate 4-pin molex connector for each 4-pin molex input on the 8-pin PCI-E adapter otherwise you can overload the single rail and this can cause damage to the PSU or your card.

You mean for the dual molex to 8pin not to connect ONLY to separately two molex ports but these two molex should be in different ide cable? If yes, my psu has two cables which each one of them has 3 sata (6 tottaly) & one cable with 3 molex. This means although I have 3 molex ports, it is NOT recommended to connect the dual molex to 8pin to the two molex of the 3 free molex ports because the three molex are came from ONE cable (and not two)? If it is correct, then can I go to one cable with 3 sata ports & put one sata to molex so that the one molex of the dual molex to 8pin to connect it here & the other molex to connect to the normal molex cable?

In the link which you gave me it refers that one molex has 1pin 12v., 1pin 5v & 2pins grounds but the 1pin of 12v is 13amps which means 156wattage. Is this true?

Because if this true then we need one molex to 8pin & NOT dual molex to 8pin. Also the article writes about 13 amps in 12v of molex. Is the same for all psu or each psu has its own amps in 12v of molex for example a psu may have 8 amps in the 12v of molex as result this will have 96watts for its molex while other psu will have other wattage for its own molex & for reason to be justificed that general the psu are different total watts because in each port (molex, sata, pci-e pin 6, pci-e pin 8, 24pin mb, 8pin cpu, 4pin cpu) has different amps (in other words difference max wattage) or in all situations of the above ports the amps are SAME & for this reason we say that the 8pin (pci-e) has stable max 150 wattage? In other words, all the psu has the SAME max wattage for each port? I read that the 6pin can have more than 75watts but it says if I have understood well, that it has 3 pins of 12v & 3 pins of ground.

If the second pin (from the 12v) is NOT connected then the output max wattage is 75 watts while if is connected & then second then is more than 75 watts. Have I understood well? If yes, how to know if the second pin is connected or not? Should I see the 6pin of pci-e in each psu to know if this psu has 75 watts or more in its 6pin? Now about 8pin of pci-e, how is justified the more wattage (if it isn’t exactly the double) from the 6pin of pci-e, while it has two more pins which are grounds (0amps – 0watt) & NOT 12v so to be logically? In the end if the 8pin has really max 150 wattage then how the 6pin to 8pin has max 150 wattage or only the dual 6pin to 8pin has really max 150 wattage? Because if the 6pin to 8pin can have 150watts, then what about this?

A 6 pin to give 300 watts while it has as export 2 8 pins? I think that the power should be like the speed which of you have an adapter then the speed of adapter is limited from the input port (or the output if it is lower) for example a pci-e x1 (ver. 1) has max speed 250 Mb/s while the sata 3 has max speed 600 Mb/s then if I connect to my pci-e x1 an adapter pci-e x1 to sata 3 then the speed will be 250 Mb/s & NOT 600 Mb/s because the speed has been limited from the pci-e x1 (ver. 1) which has lower speed than sata 3. The same logically should be in the power & for this reason is difficult to me to believe that the 6pin to 8pin can have max 150 watts or the 6pin to dual 8pin has max 300 watts. I believe to answer in my all questions one by one so that to not have more queries. Thanks in advance!

Hi Akshat, I´m planning on buying a MSI GeForce RTX 2060 VENTUS XS 6G OC for my pc. My power supply has 600 Watt. My problem is that my power supply only has two 6-pin cables and a 2-pin cable.The MSI GeForce RTX 2060 VENTUS XS 6G OC has one 8-pin opening.

My question is, will the 6-pin to-8 pin power connector generate enough power when I put one of my 6-pin cables in the 6-pin to 8-pin power connector. If not should I buy a adapter that has two 6-pin slots that will convert to one 8-pin slot?

The MSI GeForce RTX 2060 VENTUS XS 6G OC has a power usage of 160 W. Hello John,Sorry for the delay and here I am going to explain it very clearly by sticking to the official specs only, and not assuming that 6-pin can draw more power than 75W and 8-pin more than 150W. There is another factor that should be taken in account here, which is wire gauge or thickness. Even if a simple 4-pin molex power connector can provide up to 132W or 150 of power, it is better to use dual molex connectors to put less strain on wires and possibly on the internal 12V rail that may have current limit set to for different connectors, which is mainly dependent on the PSU manufactures.The cable that you have shared is 6-pin to dual 8-pin connector, which should never be used as it can cause wires to melt and can cause serious damage to your PSU and graphics card. The wires will not be able to pass down so much current as it clearly visible in the image. For example, an 18 AWG wire can handle up to 10A of current and beyond that it will melt down.

So, if the power draw is more then you have to use dual connectors, provided that they can supply enough power to the card combined. Hope this helps! I want to but the sapphire 7970 ghz edition (which is pci-e 3.0 & needs 2 8pin even if is. PCI-E 3.0 cards are backwards compatible with PCI-E 2.0 slots and vice versa. Also, this card supports Legacy BIOS which is mentioned on its official website page. As its power consumption is less than 300W, you can use either 6-pin to 8-pin PCIe connector or dual molex to 8-pin (make sure molex connectors are from different cables from PSU).

Generally dual BIOS in GPU is a different thing, because here one BIOS is for normal operation (with base clocks) and other one is for overclocking (with higher clock speeds). You can switch between them using a manual switch that is provided on the side of the card.

Anyway what to use in the 7970 ghz because is 300 watts & has 2 8pin. Such I said before I have 1 8pin & 1 6pin (my osu is 600 watts). I will put the 1 8pin. In the other, what to do? A) To put the 6pin of psu direct to 8pin of gpu B) to use adapter from 6pin to 8pin C) to use dual molex to 8pin but these two molex will be from the same cable or D) to use dual molex to 8 pin but the one molex will be connected to one cable with three molexes & the other molex will be connected to one cable with three satas via sata to molex adapter. Which of these choises is the best & safe?

I have an HP Z620, with Dual CPUs (120W per CPU). It currently has an 800w PSU, and I will look to upgrade to an ATX version (1000W-1300W) using the proper 18pin-24pin conversion cable at 18AWG.My question is, I have recently bought a second GTX 980Ti and would like to have them both installed – however I’ve been reading about the “limitations” of the PCIe slots having a combined power limit of 300W. Is this normal for PCIe slots?

How do you set up dual GPUs like the 980 / 1080 Ti’s without running into those issues? Am I maybe misunderstanding the limitations? ANy advice you have would be very helpful!Cheers. Hi akshat.hi. Ive got a question.i have a micro atx mother board andi have a 500watt psu atm and i installed a msi gtx 1060 6gb graphics card a couple of days ago since then i have had multiple “blue screen of death”. Before the gpu installation my pc was working fine.

After the installation its gave a lot of issues with blue screen. Since then i have uninstalled the gpu and now the pc is working fine.my question is. That issue i had, is it because of the power supply?? Or is it something else? If you can help me out on this that would be highly appreciatedp,s. The power connector on the gpu is a 8-pin pci-e connector and while my psu has a 6 and 2 pcie connector it still doesnt help methis is my psu- SilverStone Strider Essential 500W ST50F-ES230pmother board- Gigabyte B150M-D3H Motherboardplease helpthanks. Hi there,Looking for some help and providing the info to explain my problem:0) My pc is: HP 6000 SFF PRO – my PSU is only 240 W1) I bought a gigabyte 750 ti graphics card and it needs to be powered other than the pci slot, so its got a 6 pin power connection so I got a power cable, 6 pin atx (this will go in graphics card) to 4 pin molex(my psu needs to provide power to this port but my psu is missing the molex connector)2) Now I have been reading online and I figured out to bail myself out of this problem – heres how.

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I have an external dvd writer casing – now this casing has a 12v power adapter and when I opened the casing I figure out that it has a molex port that providing power to the dvd writer(its a regular size dvd writer which you find in desktops), the molex connector has 4 cables1 yellow, 2 black and 1 red, so as far as my reading is concerned yellow cable provides 12 v, black ones are the ground ones, and red provides 5 v.Now my question:1) can my adapter of my external pc. Would be good to provide power to my GPU, please help me out, I can provide more info, my gut feeling says yes and I cant test at the moment as my graphics card is still in transit.RegardsRahul. Hi,Many thanks for the prompt reply, heres what I know:1) i know the how much voltage my power adapter is passing, it is 12 volts.There is a sticker on it which tells me more info, actually it is powering a normal dvd drive, so its equivalent to the sata power connector, I am assuming that both these are passing the same current, if i take my dvd drive and put directly in the cabinet and use on of the sata connectors, my dvd drive will work.2) well if the card is under powered(card wont get any harm), the card will get harm only if its overpowered. This is my understanding3) A 6 pin PCIe connector can provide up to 6.25A? Now thanks for this, now I want to know a few things around it:a) since I am getting a molex to 6 pin connector, my understanding is that I need to provide power to the graphics card which is 12 volts, I am connecting with the adapter but even if I connect it to the 4 pin atx in my mobo I would be getting 12 volts. Since I am not really thorough with current fundamentals, I am struggling to understand what is 6.25A.Could you please help me understand more.RegardsRahul.

Your question:How many Molex and SATA connectors does your PSU have?Answer: 0 molex connectors. Hello!!My PSU is Modular and have 2 x 6 Pin Cables each 6 PIN cable is connected separately in the PSU, dont know if this is good or bad?My PSU Specs are in this Link: for the answer i decided to order these 2 cables to see what works better, THIS ONE: Dual 6 Pin to 8 Pin: i also order a normal Single 6 Pin to 8 Pin cable if the the Dual does not work.so the would be better than the single right?Thanks again!!

Thank you for a very informative thread, Akshat. I also appreciate that you reply to your commenters even 2 years later.So my “what-if” case is as follows.

I have an HP Z820 workstation with the 1125 watt power supply. It is a very robust workstation which I use as my test lab. I figure as long as I spend much time on here doing lab work, I might as well crypto mine (and yes, I understand I will probably net only $1 or $2 per day after electricity, but it is what I choose to do).This workstation allows only one 8 pin, and two 6 pin connectors. I have an Nvidia RTX 2070 currently using the 8 pin and one 6 pin. I wish to add a second RTX2070 (foolish perhaps), and will therefore need an additional 8 pin connector.My question then, is if I select your two SATA to 8 pin Molex connector, will I indeed have the same 150 watt (minimum) provided by a normal 8 pin feed?Thank you.

Hey man, was looking for a simple breakdown to show a skeptical friend how he can hook up his new fancy 1660ti off of one 6 Pin Connector. Found your article and sent it over to help make my case. Then I started going through your comments, and you are awesome man. So rare to find good help on the internet these days that aren’t giving out misinformation. So Just wanted to give you props!I tend to lead towards the 2 Molex to 8 Pin adapters when the client has 2 Molex, and no 8 Pin PCIe because that gives you more then enough power when trying to get 150 Watts of Supplemental Power to the card, but all solutions listed in this article is great advice!

Thank You for being awesome! My system runs fine. I was/am looking into upgrading to VR specs. Can’t do it very well but was fun researching possibilities.

Current Asus GTX650ti-0-1gd5-to weak forVR? Like to upgrade toMSI Geforce GTX1660Ti Gaming X 6g. It has an 8 pin connector and draws 130w? My power supply is ElitePower-Cooler Master RS-460-P SAR-I3. (460w) You explained power connections-thanks.

My processor is at the lower end of VR specs too. Am thinking about building a new Desktop. What do you think about the GTX1660Ti for VR.

(I need to stick to a budget) CPU is i5 4570 3.2ghz 8gb ram. Yo akshat i have a gtx 1060 mini 6gb it has a 6pin connector and i have two 6pin connectors that are both connected do i plug one 6 pin connector and one will be left out.

Will it still work it looks like this https://www.google.com/search?rlz=1CAZGSZenUS878&biw=1100&bih=565&tbm=isch&sa=1&ei=ecjnXfDXO4ra5gL0nYHQCw&q=two+6+pin+connectors&oq=two+6+pin+connectors&gsl=img.33614.3943.40570.0.0.74.292.50.1.gws-wiz-img.0j0i5i30j0i8i30.MAHmJHJRKgs&ved=0ahUKEwiw-JzWn5zmAhUKrVkKHfROALoQ4dUDCAc&uact=5&safe=active&ssui=on. Morro RisciNo PC stated by you nor what GPU card you have.the GPU card simply unplugs, on Xeon workstations now you have no video at all.if you have i3,i5 or i7 CPU (do you)then in bios, there are 3 settings, (auto, GPU-PCI and Igpu intel)set it to IGPU, or unplug the card. Some BIOS by many oEM there is no setting in BIOS, its auto mode for ever. On those PCs unplug the GPU card.and point 3?

Many GPU cards will go to fault mode, killing power to the aux ports.this maKES THE PC’S BIOS GO NUTZ.i DO NOt at all understand your reason or purpose here, so I tried to cover them all. Not covered here but on topic are those AUX pins. “SENSE PINS” 101: class.there are up to 3 sense pins, 1 on 6p and 2 on 8P jacksbesides the kelvin regulated custom type PSU, this is what the CARDs do below.the sense pin is used to see if you have the PSU connected, at all to 6pin AUX jack.if not, the GPU goes to 75watt PCIe slot mode.

Low power mode. (low,medium,high) (and speed)other cards fail to work at all, missing that extra 75watt 6pin plug, this is very common.same is true of the 8pin AUX. If pins 4,6 & 8 must be grounded (black wires) or the card drops to lower power mode or goes dead, my GTX295 goes dead, with either aux missing (6/8) or wired wrong.(missing pins are wrong)those are facts, and all proven by me. (in my lab, boxes full of GPU)some GPU cards (not all) tell you what to expect not using the obvious AUX power jacks or both.many tell you, FAIL. Clean as day on many, if not most. (1000s cards made so. Im not reading all manuals not me) but my rules above are fact.).

Akshat, I have a 300W PSU in my computer. I purchased the AMD Radeon RX570, and it has an 8 pin interface. It also came with a cable with 8 pin connector on 1 side, and dual 6 pins connectors on the other. My PSU doesn’t have 6 or 8 pin connectors, and the AMD website recommends 450W. Says that I can’t purchase a more powerful PSU, with the proper connectors for my computer. What are my options?

Purchase a PSU to just power the graphics card? I don’t have the funds to purchase a newer, faster computer.Thank you in advance for your help! I’ve just bought a Dell T5810 workstation with an E1650 v3 six-core processor (3.5 Ghz), 256Gb SSD, plus 2 x 2Tb HDD’s for storage. The power supply is 685W gold standard. Unfortunately, there are only 2 x 6pin PCIe cables present for powering a gaming GPU, which, I presume, limits the system to a model rated 225W maximum.

I’m looking to spend around £100-£200 on the GPU.I have a 25″ 75hz Iiyama G-Master monitor that has Freesync, so should I stick with Radeon models? What’s the most powerful gaming card that I can install without raising safety issues? I assume that I’ll need a 2×6 pin to 8 pin, Y-shaped converter lead?

Finally, how would I add an extra case fan (or even two), given the restriction of only having 2 x 6 pin connectors? Thanks in advance, Akshat. Thank you for the info and rapid response, Ashtak – it’s much appreciated. Despite enquiring about Radeon cards, I had considered the various GTX 1660 models as I was aware of Nvidia’s sudden and unexpected ‘compliance’ with Freesynch. I simply wondered if there was anything to be gained in monitor performance when using Radeon cards as the technology was created by AMD for their own products.Regarding the case fans, Ashtak, I accept that I didn’t make myself clear, so apologies for that.

I’ll try to clarify: Basically, there aren’t any spare power leads of any type, and certainly not the old ‘Molex’ 4 pin connectors that were commonly used for this purpose. What would be the simplest, most practical way of installing a couple fans as I haven’t noticed any spare 3 pin or 4 pin fan sockets on the motherboard that I could utilise? Previous PC’s and an HP workstation that I’ve owned had plenty of accessory cables, so it’s not something I’ve had to think about until now. Thanks in advance. Man, you are knowledgeable AND quick to respond! A rare combination!I’m building a new pc. I have an XFX RX 590 with an 8-pin and 6-pin.

I’m really shocked that the card didn’t come with better documentation on the install. I’m also surprised the power supply didn’t come with a documentation at all. I have a pcie cable that came with the PSU that has two connectors coming from one cable.

One is the 8-pin connector and coming out of that is this 6 pin connector. On the other end it’s an 8 pin connector that plugs into the pcie modular port on the PSU.

Do I use that one cable and plug in the length of 6 and 8 Pin connectors? I’m wondering if it will cause any problems having only one 8-pin connector at the other end plugging into the PSU. Can you help me in lieu of diagrams and instructions from the video card and the PSU? Incredible Blog; impressive amount of knowledge you’re sharing with others. Here is one to challenge you. A 6-pin/8-pin PCIe connector comes with three 12V wires. An 8-pin PCIe connector has extra two ground wires for stability.

You can see the pinout at can salvage the three +12V connectors and ground connectors to make a 8-pin PCIe connector but we don’t know much current the 12V wires can deliver (of the 10-pin connector). You can buy a spare 6-pin to 8-pin PCIe connector and then connect the wires from the 10-pin connector accordingly. I am just telling you the possibilities for this scenario. Do it at your own risk and I am not taking any responsibility in such DIY cases. Thank you for understanding and appreciation. I saw the question partially asked, but want to clarify.I have a GPU that needs an 8pin and 6 pin. One of the cables from the PSU has an 8pin that branches off and has another 6pin (6+2 actually).

Can I just use that? It feels like its pulling the same watt and would possibly decrease from the 8pin it branches off, but I am not familiar with electricity. I guess the other question would be if I can do that, would it still be better to feed another 6+2 (8pin) cable through plug into the 6pin on the GPU? I have been running a GTX 560 since 2011, and have just bought a RTX 2060 as an upgrade. The old one has a pair of 6 pin connectors. The new one 8 pin.My old arrangement had running into it one 6 pin labelled PCI the other 6 pin SLI. There was a dangling 2 pin not connected.I’m running Ubuntu on an amd 64 bit system.

Recently upgraded to 19.04.For the new one I found there seemed to only one way to fit the 6 pin PCI and the 2 pin into the new 8 pin. When I boot I get all sorts of beeps. I’ve verified that the card is well seated into the primary slot.The system will boot normally and runs but the graphics is very slow. I was told 19.04 has drivers for this but maybe not. The smi utility says it can’t communicate with the gfx card.I’ve called Nvidia and they sent me a link to install drivers. A.run file loaded within a few sec on my 50 mb per sec internet connection.

Executing that.run file brings up a text window with a progress bar that only hits 20% after 30 min. I stopped that progress – it didn’t seem right.

I’m now stuck ready to revert to the 560. Any suggestions? Hi I’ll totally new to all of these.

My pc previously had AMD Radeon RX 570 and I just bought Rtx 2060 super to replace my graphic card. The problem is that the previous graphic card didn’t use any power connector (neither 6pin nor 8pin) so I have to buy 8 pin power connector for the new graphic card that I bought. It recommended me to buy 8pin pci express power cable but I don’t know where to connect that even though I buy one (in addition to that, I don’t know which one to buy). Can you plzzzz help me with this? Is there any recommendations? Akshat VermaI need your opinion about my acbel 80 plus 610w psu and 2 different gpus.The gpu models are msi r7 370 4gb (110w) and the msi rx 580 8gb (150w).The psu only has a 6 pin gpu power cable and a lot of sata power cable connectors, I’m using the at the moment the msi r7 370 with the 6 pin cable and I’m waiting for the msi rx 580 8gb to be delivered in the mail.The motherboard is a lenovo s30 0568 and it supports 2 gpus for it has 2 pcie x16 lanes.I want to use both video cards for casual bitcoin mining and gaming. So I’m wondering if it will be safe to use the msi rx 580 8gb with an adapter being either 6 pin to 6+2 or 2 sata to 6+2 cable adapter and which way would be best/safer to draw power for the rx 580.My regards.

Hi, I have quite old but decent dell t5500 with to xeons and 60gb onboard, but still the psu (which is 875W) has a lot of reserve power, so I decided to install an ASUS RTX 2060 gpu wchich has tdp 200W and needs 8pin plug. Unfortunately There are only two 6pin cables free. Please advise me if i should use 1x6pin to 8pin adapter or maybe better/safer it is to use 2x6pin to 1x8pin adapter.I need to mention that asus support replied on my question that they couldn’t recommend any of this adapters and recomend to use psu with proper 8pin cables. Wow, that was quick – I appreciate it very much:).

But it made me confused, because here (also nvidia forum) we can read they recommend the same adapter as you do – 2x6pin to 1x8pin adapters. On the other hand here (also nvidia forum) we can read that 2xpin to 8pin adapter isn’t safe at all:I don’t know if I understood correctly but this schema (which you posted earlier in comments) says in general that 6pin and 8 pin are the same – both have 3 current wires, sense A and B can be ommited, and only difference is in one additional grounding pin).Therefore I understood before that 1x6pin to 1x8pin is enough.Taking into account the above mentioned stuff do you still confirm it is proper to use 2x6pin to 8pin adapter?ps. I do not know if you are familiar with this (you have to scroll down to pci express) http://www.playtool.com/pages/psuconnectors/connectors.html#peripheral.