IO CREST USB 3.1 Gen 2 10 Gbps 4 Port Type-A PCI-e 3.0 x4 ASMedia ASM3142 Controller,SI-PEX20233

The new expansion card adds full support for the new specification on motherboards with a PCIe x4 slot. With the USB Type-A port design and backward compatibility with USB 2.0/3.0/3.1, the new expansion card offers an affordable way for users to upgrade to the USB 3.2 Gen 2 specification without having to get a new motherboard. The new ASM3124 doesn’t just deliver the fastest USB 3.1 performance. It also reduces the power consumption by as much as 50%. When compared with a Gen3 x1 connected controller, the AS3124 is able to deliver double the performance.

• Add four USB 3.2 10Gbps ports to your system. Powered by dual ASMedia ASM3142 controllers to provide dedicated 10Gbps USB 3.2 transfer bandwidth for each port through PCIe 3.0 x4 host interface.
• High Powered Ports: Support up to 900mA/5V power on each USB-A port. Built-in over current protection on each USB port
• Independent Power Distribution Switch on each port to provide overcurrent, power glitches, and thermal shutdown protection.
• No driver installation is required on MacOS 10.9 to 10.10, and 10.12 and later (NOTE: MacOS 10.11 in-box driver doesn't support ASMedia USB 3.1), Win10/8, Server 2012 and later; Linux 2.6.31 and later. Driver download is available for 32/64 bit Windows 7/Vista, and Windows Server 2008/2003.