Features: PCIe4.0 Support: Compatibles the pcie4.0 standard, providing higher data transfer rates for users with high performances needs. Channel Split Design: Split 8-channel PCIe into two M.2 NVMe interfaces (usually one for x4 and one for x4) to support multiple configuration. Easy to install: Generally, it can be inserted into the PCIe slot on the motherboards without complicated setups. Ideal for users who need high-capacity, fast speed storage, such as gamers, video editors, and data scientists, multiple NVMe Solid disks can be used at the same time to boost read and write speeds. servers applications: Used in servers environment to increase storage and improve data processing power and responsiveness. Specifications: PCIe X16 to 2x M.2 NVMe interfaces X8+X4+X4 Split Card Material: Mixed Support：pcie4.0 Size:about 150x38mm/5.9x1.5in PCIe interfaces into two M.2 NVMe X4+X4 interfaces Package Includes: 1 split card and accessories note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.