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PSU recommendation for Q9550+GTX295

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I have a GTX 285 that I am going to upgrade soon using the step-up program from EVGA. It is recommended that any system with a GTX 295 have at least a 680W PSU. I was wondering which PSU I should go with?

http://www.newegg.com/Product/Prod [...] 6817341019

http://www.newegg.com/Product/Prod [...] 6817139006

My current system:
Case: NZXT Apollo Black (two case fans)
PSU: Rosewill 600W ATX12V v2.01
MOBO: EVGA 123-YW-E175-A1 750i
CPU: Q9550 2.83GHZ
Ram: Corsair 4GB (2x2GB) DDR2 1066
GPU: EVGA GTX 285 (to upgrade to GTX 295)
HDD: WD Caviar GP WD5000CSRTL 500GB 7200 RPM (Green Version)
Optical 1: HP Black DVD Burner LightScribe
Optical 2: Lite-On DH-401S 4x Blu-Ray BD-ROM SATA

They say it's always safe to have a little extra power so I'm not sure if I should go with a 700W or a 750W. I am considering OC'ing in the future but not right now. I will NOT get into SLI.

BTW, I realize my PSU is kinda...crappy...given my system components. Obviously, I'm a n00b.

Thank you.

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If the two you stated are the only ones being considered, I'll definitely go for Corsair. It's a older company with a good reputation.

Reply to dragoon190

dragoon190 wrote :

If the two you stated are the only ones being considered, I'll definitely go for Corsair. It's a older company with a good reputation.




They are not the ONLY ones. I thought they might be the best. Do you have any other PSU's in mind? And how about watts?

Reply to kladal

Your actual wattage requirement is a bit less than what they say. They are just allowing for crappy PSUs... a quality 650W would work. Not that I would get that.

Here is what I feel is the current best deal:
http://www.newegg.com/Product/Prod [...] &Tpk=S75CF
As long as you don't mind the red color :)

Otherwise the Corsair 750TX is excellent.

The OCZ you picked is a decent budget choice... if you were crossfiring two 4850s.

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Reply to Proximon

If you are looking at high quality your only choices are Silverstone or Corsair to be honest.

and you'd be looking at their 650w offerings. with silverstone's offering 54A on the 12v rail and Corsair's offering 52A.

Reply to Helloworld_98

Proximon wrote :

Your actual wattage requirement is a bit less than what they say. They are just allowing for crappy PSUs... a quality 650W would work. Not that I would get that.

Here is what I feel is the current best deal:
http://www.newegg.com/Product/Prod [...] &Tpk=S75CF
As long as you don't mind the red color :)

Otherwise the Corsair 750TX is excellent.

The OCZ you picked is a decent budget choice... if you were crossfiring two 4850s.



The OCZ is cheaper, hence, the attraction. I will not be doing any CF or SLI.

I am new to OC'ing and system building. I do not OC now but I would like to in the future as my system becomes outdated. I would probably OC the CPU to 3.2ish GHZ and I'm unsure about OC'ing the GPU.

In the scenario of OC'ing, would the 700W serve my needs?

Reply to kladal

I don't see actual ripple tests or hotbox tests done on that PSU. I can only go with what I know about the general line.

My comment about the CF 4850s was actually a reference to the max wattage I would trust to it... those would pull a bit less wattage than the GTX 295.

I think putting that PSU with a GTX 295 and then OC'ing the quad core might cause an issue. It's a great budget choice, but I question how stable the power would be over time... your full gaming load would probably be around 500W, and then if the room got too hot power would degrade more.

I think 500W over time might be too much for the OCZ... it might get loud too despite it's name :)

No, the Corsair or PC P&C would be the better choice here.

------------------------------ My Guide to choosing parts
A big list of recommended parts
Troubleshooting Guide w/links
Reply to Proximon

Proximon wrote :

I don't see actual ripple tests or hotbox tests done on that PSU. I can only go with what I know about the general line.

My comment about the CF 4850s was actually a reference to the max wattage I would trust to it... those would pull a bit less wattage than the GTX 295.

I think putting that PSU with a GTX 295 and then OC'ing the quad core might cause an issue. It's a great budget choice, but I question how stable the power would be over time... your full gaming load would probably be around 500W, and then if the room got too hot power would degrade more.

I think 500W over time might be too much for the OCZ... it might get loud too despite it's name :)

No, the Corsair or PC P&C would be the better choice here.




Proximon,

I was already leaning toward the 750W Corsair but wanted to make sure. I have read some recommended tutorials on PSU's and realized how I definitely underestimated their importance. With my system, it makes more sense to go with the Corsair especially since I do plan on OC'ing.

I saw your recommendation but still desire the Corsair.

Thanks again.

Reply to kladal

hi, i have a 500psu unit im thinking of buying a 295 gtx, will tere be enough power??

oh and im running e8400, cd/dvd, 1 hard drive and thats all.....

Reply to kris_84

kris_84 wrote :

hi, i have a 500psu unit im thinking of buying a 295 gtx, will tere be enough power??

oh and im running e8400, cd/dvd, 1 hard drive and thats all.....



You may want to start your own thread for this.

What is the 500w psu that you currently have?

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E8500 - Sapphire 1Gb 4850
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