specification: Dual Mini 6P - PCIe 8PDual mini 6 pin male end to plug into the Mac motherboard (NOTE: the end is mini 6 pin, not stanard 6 pin size.), PCIe 8 pin male end to plug into the video graphics card; CompatibilityCompatible with Mac Pro, Power Mac G5 and all Mac Pro Models including: (1,1),(2,1),(3,1),(4,1),(5,1) or (2006),(2007),(2008),(2009),(2010),(2012); ConnectorConnector A: 2x mini 6 pin male, Connector B: 1x 8 pin standard PCIe male; ParameterGauge: 1007-18AWG (standard tin-coating copper wire), Length(including the connectors): 30cm+30cm, Rated power: 300W,; NoteThis cable was only designed for Mac Pro models as listed in the 2nd Point. Please check your PC type or contact us if you are not sure about it. If you connect this cable to other incompatible motherboards, it will burn or damage the motherboards or graphics card and we wont take any responsibility for wrongly using or installing; Package included: 1 x connector Cable