2
votes
2answers
209 views

Powering 7970 HD cards. Separated cables or single cables?

I just received my new computer. It has multiple GPUs (XFX 7970 HD). They have two power sockets: a 8 pin socket and a 6 pin socket. Can I power each card with a single power line? My PSU ...
0
votes
0answers
104 views

New PSU won't power on with GTX780, works fine with 9600GT

A friend of mine had a PSU blow in the middle of other rotten luck, so I have him my PCP&C Silencer 910w and bought a SeaSonic SS-660XP2 (660W 80+ Platinum) as the replacement. It's a much ...
3
votes
2answers
495 views

a pci-e card doesn't work with the other two graphic cards

A PC machine in the company has three 16x pci-e slots, let's call them A B C (A is closest to the CPU, C is furthest). There has been two graphic cards installed in it (gtx680 in A and gtx560 in C, ...
0
votes
0answers
2k views

Gfx card issues: ASUS Nvidia GT640-2GD3

I have a similar problem to the poster in this question: New GPU power supply woes (ASUS GT640 + HP XW4600) I also have a HP XW4600 and the gfx card: ASUS Nvidia GT640-2GD3 The card doesnt seem to ...
0
votes
0answers
795 views

New GPU power supply woes (ASUS GT640 + HP XW4600)

I have a new GPU - ASUS Geforce GT640 - which doesn't require (or have connector) for separate power supply, however when plugged into a HP XW4600 the machine fails to boot - 4 beeps in a cycle. I ...
1
vote
3answers
2k views

Bad graphics card or new power supply needed?

I've just bought a Radeon HD6870 but when I install it my machine doesn't even POST. I had to get a PCI-E power connector adaptor (2xHDD sockets to PCI-E 6-pin plug) as my 500W power supply only had ...
1
vote
1answer
481 views

Is a 6 pin PCI-X power connector safe to use on a card that only requires 5 pins?

I know that on a 6 pin PCI-X power connector the spec says pin 2 can be disconnected. It is another 12v pin like pins 1 & 3. If my graphics card only requires a 5 pin connector, is it still safe ...
2
votes
6answers
2k views

Did my new video card break my power supply?

My friend owns a CyberPower PC that he bought six months ago. He wanted to upgrade the video card and I offered to help him. The old card did not have a power connector on it, but the new one does. ...