Features:Compatible with PCI Express based Mac computers including:Power Mac G5 2.0 GHz Dual-CorePower Mac G5 2.3 GHz Dual-CorePower Mac G5 2.5 GHz Quad-CoreAll Mac Pro TowersCompatible with PCI-e Video Cards that have an 8-pin power connector including:Radeon X1900 GT、 X1900 XT、 HD 3870、 HD 4870、 HD 5770、 HD 5870、 HD 6770、 HD 6870GeForce 7800 GT、 7800 GTX、 8800 GT、 8800 GTS、 GTX 285Quadro FX4500、 FX5600、 FX4800、 4000\/4600、 7800 GT\/GTX、 8800GT、 GTX 285Specifications:Wire: 18 AWGSize: Approx. 37.1x1.2cm\/ 14.61x0.47!#!amp!*!quot;Connectors: 6-pin Mini PCIe Power Male、 8-pin PCI-e Power MaleProvide power from the logic board's mini 6-pin connector to a PCI Express Video Card with a standard 8-pin connectorPackage Included:1 x 6 Pin to 8 Pin PCIe PCI-e Video Card Power Cable