My system: AMD Phenom 9500 cpu, 2 x eVGA e-GeForce 8800GTS Superclocked vidcards (640Mb DDR3 each), Zalman "sunflower" 9700 fan, Gigabyte GA-M57SLI-S4 mobo, 4Gb G.Skill PC2-6400 DDR2 800Mhz RAM, 2 x Sony 20X DVD writers, Thermaltake Toughpower 850W modular p/s, 7 x 120mm fans, Windows XP Home and SP3, 2 x 250Gb Western Digital SATA-300 HDs (1 for apps, 1 for storage and precious files backup), CoolerMaster CM 690 case, NOD-32. Won't run FSX. Locks up a lot with FS9, too.