General description PCIE PCI-E PCI Express X1 to Riser Card Bus is designed for desktop PCs, providing a high-quality transfer from PCI Express to PCI slot. It is easy to install and plug in, making it a convenient choice for users. Technical specifications Data transmission speed: 2.5Gbps Supports 32-bit PCI bus Bus speed: 66/33 MHz Compatible with PCI Express 1.0 and PCI Version 2.3 Power supply support: 3.3V/1A, 3.3V/100mA, 5V/5A, and 12V/500mA Main chip: ASMedia ASM1083 Dimensions: Measurement allowed error is +/- 1-3cm Compatibility and accessories Compatible with OS: Windows 2003, XP, Vista, 7, 8, 10, and Linux Package contents: 1 x PCI Express x1 to PCI Riser Card