Can this PSU run two GTX 580's or 3 570's?
RAIDMAX RX-1000AE 1000W ATX12V v2.3 / EPS12V SLI Certified CrossFire Ready 80 PLUS GOLD Certified Modular Active PFC Power Supply
Or should i upgrade to
RAIDMAX RX-1200AE 1200W ATX12V v2.3 / EPS12V SLI Certified CrossFire Ready 80 PLUS BRONZE Certified Modular Active PFC Power Supply
RAIDMAX RX-1000AE 1000W ATX12V v2.3 / EPS12V SLI Certified CrossFire Ready 80 PLUS GOLD Certified Modular Active PFC Power Supply
Or should i upgrade to
RAIDMAX RX-1200AE 1200W ATX12V v2.3 / EPS12V SLI Certified CrossFire Ready 80 PLUS BRONZE Certified Modular Active PFC Power Supply