Zalman 850-GVM modular PSU, 850W, ATX12V V2.3, active PFC, 80 Plus Bronze, 120mm quiet fan controlled by thermal cooling system, sleeved cables, dual-forward switching circuit design. 1x ATX 24 pin 20 pin, 1x EPS ATX12V 8-4 pin, 4x PCI-E 6 2 pin, 12x SATA, 1x floppy . retail, black color