need help with buying new PSU

Qutaibah Balawnah

Reputable
Mar 9, 2015
18
0
4,510
am a bout to have a new graphic card R9 290 or a GTX 960
i have
core i5 3570k
8 gigs of corsair vengeance 1600
asrock z77 extreme4
and im a heavy overclocker
the power supply's that are available
are
Xigmatek Tauro 600W 80+ Bronze Semi-Modular
EVGA 500W 80 PLUS ATX12V Power Supply
Xigmatek Vector 750W 80+ Silver Semi-Modular
by the way i dont understand whats single 12v rail or 2 rail and whats the use from them...
whats the best and stable psu from above
and can they help me overclocking
and whats about xigmatek ? is it a good company or just Chinese
 

Dark Lord of Tech

Retired Moderator



http://www.overclock.net/t/1500086/why-you-should-not-buy-an-evga-430-500-500b-600b-psu
Why you should not buy an EVGA 430 / 500 / 500B / 600B PSU