Bus TypePCI Express
Connector TypePCI Express x4
Data Rate10Gbps per 2 ports - 20Gbps Total
External Ports3 - USB 3.1 Type-A, USB 3.1 Type-C
Internal PortsSATA Power (15 pin), LP4 (4 pin; Large Drive Power)
Number of Ports4
Power SourceBus-Powered
StandardsUSB 3.1 Specification Rev. 1.0 ,USB Specification Rev. 2.0,PCI Express Base Specification Rev. 2.0,Intel xHCI Specification Rev. 1.1 ,UASP (USB Attached SCSI Protocol) Rev. 1.0
USB ChannelsUSB 3.1 Gen 2 - 10 Gbit/s
Warranty2 Years