Features: This pcie adapter card is designed to expand a single pcie 1x slot into four independently pcie interfaces, enabling users to connection multiple graphics cards or other pcie devices simultaneously on the motherboard. Supporting high-speed data transfer with a bandwidth of up to 16Gbps per channel, it meets the demands of most graphics cards and devices. Constructed from premium PCB board, the adapter ensures excellent conductivity and heat dissipation, extending its service life. Significantly reduces interferences, guaranteeing stable data transmission. Widely used in high-load computing environments such as server builds, multi-GPU mining setups, and professional graphics workstations. Specifications: Type: pcie rising card Main control: ASM1184e Speed: pcie2.0 Product interfaces: pcie 1X (compatibles 1X, 4X, 8X, 16X) Component: PCB Color: blue Size: 12x8.3cm Package Includes: 1 set pcie adapter card note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.