This will be enough wattage right?

g-unit1111

Titan
Moderator


I've used cheap cases like that on builds - they are usually very poorly constructed, lack cable management, and have terrible air flow. With cases you get what you pay for, and the cheap cases I've used have caused nothing but problems - overheating issues, temperature read errors, you name it. If you think it's awesome - fine, but I'm just telling you my experience. I'd suggest reading this guide before setting up that case: http://www.tomshardware.com/reviews/cooling-airflow-heatsink,3053.html

As far as the PSU goes - you should probably return it as Sapphire and MSI both recommend a minimum of 550W for a 7850, it's a good GPU, but your PSU will be a bit underpowered should you decide to use it: http://www.sapphiretech.com/presentation/product/?cid=1&gid=3&sgid=1160&pid=1499&psn=000101# . They say 500 but that doesn't take into account case, fans, motherboard and CPU, drives, etc.
 

nupe123

Honorable
Apr 4, 2012
42
0
10,530
Yeah you need to get another PSU. I would get 750 just in case you decide to SLI later on down the road. I must admit that case did hurt my eyes when I looked at it LOL
 

g-unit1111

Titan
Moderator


650W will be plenty for a single, it will even run two in Crossfire.
 

bak0n

Distinguished
Dec 4, 2009
792
0
19,010
The PSU has 37 amps on the 12V rail. So you are looking at 444 Watts available for the CPU (-77 Watts) and the loss of at least20%, (probably around 100 watts). That leaving 270ish watts of true power available for the card. If the TDP is under that, which I think it is, you'll have little issue.
 
The 500W corsair will be fine, a decent 500 W PSU can run any single video card, the 7850 in your system will only lead to the system pulling about 250 W from the wall so the Corsair CX 500 is fine.
http://www.guru3d.com/article/amd-radeon-hd-7850-and-7870-review/7

The CX series aren't great unit but they are much better than the POS units out there that the 550W requirement was made for. They always say you should have more power than you need so you wont run into issues, you will notice no graphics card has a minimum power supply recommendation below 400 W, yet most OEM machines out there have a 250-300 W power supply in them and often have a small dedicated card in them without issue. Graphics card power requirements are grossly overstated by almost all parties and power supply calculators unfortunately.