Hmm, I gotta bitta impatient and bought a Raptoxx 600w: specs are +3.3V 18.0 A +5V 28.0A 12v1 18.0 A +12V2 18.0A
This PSU was actually more expensive than the mentioned same price range as a Cooler Master M520 Real Power Pro Modular 520Watt about 150$ but they only had the Raptoxx in my local...