It is more than powerful enough, 400w on the other hand would be pushing it a bit. I feel like an idiot for getting a 850w PSU
Originally Posted by TiF
Hi, I just bought an HD5850 and I wonder if my current psu (Cooler Master Real Power Pro 550W) is good enough to power my pc up.
- Phenom II 965 BE C2
- 4x2GB DDR3 RAM 1333
- 2 Sata HDD
- 1 DVDRW
- 5 LED Fans on my casing
- Cooler Master N620 CPU Cooler
Btw, i'm not sure if this is important - I'm a heavy gamer and always play games with maximum setting.