ㆍ PCIe x4 Gen2 interface
ㆍ 8 USB 3.0 ports
ㆍ 4 Independent USB 3.0 Host Controllers
ㆍ User-configurable 900mA and 1500mA current limit
ㆍ Supports Windows XP/7/8 and Linux
ㆍ Compliant with USB 3.0 specification Rev. 1.0 and Intel® xHCI specification Rev. 1.0
ㆍ Software-programmable per-port power on/off control (by request)