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Via Labs is showing off its 4-port USB 3.0 host controller at Computex | TechCrunch
USB 3.0 Interface Card PCIe x4, ASM, 2 Ports | Basler AG
U3X4-PCIE4XE111 | Quad Channel 4-port (1-port x 4) USB 3.0 to PCI Express x4 Gen 2 Host Card | USB 3.0 Machine Vision Frame Grabber
Sharkoon - USB 3.0 Host Controller Card
10PCS 4 Port USB 3.0 PCI Express Card PCIe USB 3.0 Host Controller 4x USB3.0 Controler NED720201 5Gb for Desktop PC Computer - AliExpress
VIA Labs, Inc., VLI 威鋒電子股份有限公司
Amazon.com: FebSmart 7-Ports Superspeed 5Gbps PCIE USB 3.0 Expansion Card for Windows 11, 10, 8.x, 7, Vista, XP Desktop PCs, Built in FebSmart Self-Powered Technology, No Need Additional Power Supply (FS-U7-Pro) :
USB Host Controller Quad | Active Silicon
VIA's Latest USB 3.0 xHCI Driver Now Ready for Download
Sharkoon - USB 3.0 Host Controller Card
Amazon.com: Kingwin 2 Port PCI-Express USB 3.0 Host Controller Card (U3PCI-2) : Electronics