For Windows 11 & 10, check out: ASMedia USB 3.0 High Speed drivers
SYBA SD-PEX20112 Driver
File: asmedia_usb3_11.6.4WHQL.zip
fd155e5219ac48bdc94503df5b0fe09cbdd8a46697c21e5257d198fb27b71443
SYBA SD-PEX20112 Driver
File: SD-PEX20112.zip
828b9a51599ed3f618dc7c30ca8009c69bdedff21b6c018a4ddbd23f653cd222
SYBA SD-PEX20112 Firmware Update
File: Asus_USB3_FW_Update_Tool_v30.zip
8ce096cdfc40116cd0932e7b84bd61f55d5c14aac87755405c6e8ad501095770
SYBA SD-PEX20112 User Manual
File: SD-PEX20112_MANUAL.pdf
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Based on Asmedia ASM1042 USB 3.0 Host Controller IC
Internal HDD Power Connector for Supplying Extra +5V Power to the USB Ports for High Power USB Devices
Compliant with Universal Serial Bus 3.0 Specification Revision 1.0
USB 3.0 Super-speed (5Gbps) Host Port(s), Backward Compatible with USB 2.0 Interface
Supports all USB Compliant Data Transfer types (Control/Bulk/Interrupt/Isochronous)
Supports all USB Compliant Peripherals (e.g. Keyboard, Mouse, Monitor, Joystick, etc.)
Full Support of Real Time Dynamic Insertion and Removal of USB Devices
PCI-Express 2.0 1-Lane (x1) Interface with Data Transfer Rate up to 5Gbps
Backwards Compatible to PCI-Express 1.0a with Data Transfer Rate up to 2.5Gbps
Compliant with Intel's Extensible Host Controller Interface (xHCI) Specification Revision 0.96
Compliant with PCI Express Base Specification 2.0
Supports PCI-Bus Power Management Interface Specification Revision 1.2
Fully Plug-and-play and Hot Plug Supported