hi again wich is beter?
EVGA 550 B3, 80+ Bronze 550W, Fully Modular, EVGA ECO Mode, 5 Year Warranty, Compact 150mm Size, Power Supply 220-B3-0550-V1
Corsair CX Series 550 Watt 80 Plus Bronze Certified Modular Power Supply (CP-9020102-NA)
Seasonic S12II 520 SS-520GB 520W 80+ Bronze ATX12V &...