The Chieftec 750W Proton Power Supply (BDF-750C) is designed to power systems that require at least 750W. It features a modular cable integration system, allowing connections for a 20+4 pin motherboard connector, a 4+4 pin CPU power connector, 4x6+2 pin connectors for additional graphics card power, 3 IDE HDD connectors, 6 SATA connectors, and 1 FDD connector. With an efficiency rating of 85%, the Chieftec 750W Proton has earned the 80 PLUS Bronze certification and is cooled by a single 140mm fan.