Raidmax XT 500W Power supply unit Features: - Support SINGLE +12V output for higher power usage - Honeycomb ventilation design for optimal heat dissipation - Support C6/C7 power saving mode on Intel Haswell CPU - Up to 4 or 5 SATA connectors supports multiple of hard drives - Support with Intel ATX12V V2.3 - Full protections with SCP, OVP, OPP - 120mm silent fan with smart thermal fan speed control circuit