The retail boxed Thermaltake Litepower 600w power supply is Intel ATX 12V 2.3 compatible and is Intel/AMD CPU compliant and Nvidia & ATI/AMD graphic card compatible. This power supply has 100-240VAC input with automatic adjustment and active PFC for global usage. The dedicated dual +12V rails ensure efficient power delivery to critical components within the PC. It has a high reliability with a MTBF @ 100,000 hours. This power supply has over current, over voltage and short circuit protection as well as UL, TUV, FCC, CE, BSMI, GOST certified safety & EMI approval. This dual +12v rail PSU features the following connectors: One 20/24pin main power, one 4+4 pin +12v motherboard connector supporting EPS, one 6+2-pin PCI Express (supports both 6-pin and 8-pin power connectors), six 4-pin peripheral, five serial ATA & one floppy connector. Cooling is provided by a 120mm low noise fan. The PSU dimensions are 150mm(W) x 86mm(H) x 140mm(D) & this Litepower power supply comes with a two year warranty.