Bus Type: PCIe 3.0. Memory Bit Width: 256 Bit. 650 Watt or greater power supply.
PCI Express, PCI Express 2.0 or PCI Express 3.0 compliant motherboard with one graphics slot. Two available 8-pin or 6+2pin PCIe power dongles from power supply.
Windows 10 64bit, Windows 7 64bit. Used, Very good condition, Worked in a gaming station for 2 years. Sitting in box and in the anti-static bag.