Kingwin Maximum 650 Watts ATX Power Supply - ABT-650MM Comply with Intel ATX/BTX standard Two PCI express 6-pin connectors 4 SATA connectors One bottom fan (120 x 120 mm) Support Intel Core Duo CPU / AMD 64 CPU Comply with Intel ATX/BTX standard Two PCI express 6-pin connectors 4 SATA connectors One bottom fan (120 x 120 mm) Support Intel Core Duo CPU / AMD 64 CPU Compliance w/ Nvidia / ATI Specification SLI support and Cross-Fire support Built in auto fan-speed sensor