would a gigabyte odin pro 550w psu be enough to power 2 hd 5770 in cf + i7 920, one hard drive and dvd drive?
the psu has 4 12v rails and is a quality psu
also in this review the i7 965@3.7ghz and hd 5770 cf consume 425w under full load
http://www.guru3d.com/article/radeon...review-test/11