Re: Power supply
It's probably a generic brand, one that's a lot less reliable and just not as good.
For example, the 750 watt one is a Thermaltake, which is a pretty reliable brand. Judging by the fact that it doesn't list a brand for the 800 watt, it's probably some crappy no-name power supply.
C2D E6600 | 4GB DDR2-800 | 9800GTX+ | Asus P5B-E | 150GB Raptor | 320GB 7200.10 | 750W Xigmatek PSU