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- HP Community
- Desktops
- Desktop Hardware and Upgrade Questions
- Re: PSU Upgrade

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05-13-2024 10:12 AM
Hello everyone!!
I own an Desktop 6005 Pro SFF and i need to make a PSU upgrade. I got a new GPU card but requires a little bit more power than the original PSU unit. So, i make a research and find some cable adapters wich turns this possible with an ATX PSU.
However, looking these adapters, i observed that misses one P4 connector wich provides power for CPU. I'd like to know if exists such adapter with this P4 connector.
Solved! Go to Solution.
Accepted Solutions
05-13-2024 02:53 PM - edited 05-13-2024 02:57 PM
Welcome to our HP community forum!
The ATX power adapter cable you want to use for your HP Compaq 6005 Pro SFF probably looks something like this:
The 4-pin CPU power cable you need for your motherboard is from your ATX power supply: you can split your ATX's 4+4-pin CPU power cable, and one of the 4-pin connectors will fit in your motherboard:
Hope this was helpful.
Kind Regards,
NonSequitur777
05-13-2024 02:53 PM - edited 05-13-2024 02:57 PM
Welcome to our HP community forum!
The ATX power adapter cable you want to use for your HP Compaq 6005 Pro SFF probably looks something like this:
The 4-pin CPU power cable you need for your motherboard is from your ATX power supply: you can split your ATX's 4+4-pin CPU power cable, and one of the 4-pin connectors will fit in your motherboard:
Hope this was helpful.
Kind Regards,
NonSequitur777
05-13-2024 08:14 PM - edited 05-17-2024 08:14 PM
Thank you guys for youtr reply. For a momment i forgot that the "P4" (auxiliary CPU power supply) it alredy comes with the PSU unit i was about to use. Sorry... lol Anyway, helped me a lot!! Thanks!!
05-17-2024 10:49 AM
One more question.
Since I want to upgrade my PSU in order to put a GPU card, I was thinking if I can put the mother board on a Microtower case. It comes with a 320W PSU and gives more space to install a GPU card. Is this possible?
05-17-2024 11:21 AM
If you mean you got an HP Compaq 6005 Pro Microtower case, yes, there should be no problems whatsoever since the motherboard, with p/n: 531966-001 "System board - With thermal grease, alcohol pad, and CPU socket cover - For Small Form Factor and Microtower PCs", is the same for the SFF and the MT.
If you mean you got a generic Microtower case, I believe an HP Compaq 6005 Pro motherboard would probably fit, you'll have to try.
Kind Regards,
NonSequitur777
05-19-2024 09:28 AM - edited 05-19-2024 09:34 AM
I bought the case and it comes with the PSU. Well, two news... One good and other bad. The good one is, my motherboard fitted pretty well on the MT case. Now the bad one.... The PSU that comes with the case doesn't work. Probably is damaged. Now I have only one step close to reach my goal. Get an PSU for MT or get a cable adapter to use a normal ATX PSU.
I'll post the progress of this 'adventure'. Lol
05-19-2024 02:40 PM
Just a thought: not knowing what PSU came with the MT case, it could be that the PSU may not be compatible with the motherboard you installed. I agree with you: I would recommend using an ATX power adapter cable since you now got the space to install an ATX power supply.
Kind Regards,
NonSequitur777