SilverStone model no. ST50F
Strider series 500 W, Active PFC.
Cooling System : Single 120mm low noise fan
Noise level : 22 dBA minimum
Weight : 1.80 kg
MTBF : 100,000 hours at 25"C, full load.
sorry 'bout asking many times... cause i'm afraid that if i buy a 4870 and it won't work, that would wasting money...