USB 3.1 to PCI Express x4 (x2 mode) Host Card

U3-PCIE2XG221 is a 2-port USB 3.1 to PCI Express x4 (x2 mode) Gen 2 Host Card.

2-port USB 3.1 to PCI EXpress x4 Host Card
USB 3.1 Host Card
The U3-PCIE2XG221 is an Universal Serial Bus 3.1 host controller, compliant with Intel eXtensible Hot Controller Interface specification revision 1.1, bridging PCI Express interface to two ports of USB3.1, up to 10Gbps high speed bandwidth, backward compatible with legacy USB function and devices. It can configure as PCIe x2 Gen2 or x1 Gen3, compliant with UASP (USB Attach SCSI Protocol) Revision 1.0, supporting the XHCI debug capability.
The design supplies normal core power and suspend core power, supporting the driver on Windows 7, Windows 8.0, Windows 8.1 and various Linux Kernels.

more info: http://www.ioi.com.tw/products/proddetail.aspx?CatID=106&DeviceID=3029&HostID=2070&ProdID=1060193

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