GEEHOOD LM414 Dual M.2 NVMe to PCIe 5.0/4.0/3.0 Adapter Card, 2-Drive NVMe SSD PCI Express x8 / x 16 Slot Storage Expansion Card, Requries Mainboard BIOS with PCIe Bifurcation

FUNCTION: With this PCIe card, you can utilize an available PCIe 5.0 / 4.0 / 3.0 x8 or x16 slot to add 1 or 2 Ultra Speed M.2 NVMe / AHCI SSD. Maximum bandwidth 16 GB/s
REQUIREMENTS : Your mainboard must support PCIe Bifurcation / Splitting. In the BIOS PCIe configuration settings, there must be options like "x4x4" or "x4x4x4x4" or "PCIe RAID " or " Hyper M.2 x16"
DRIVER-FREE : This PCIe storage adapter supports M.2 NVMe SSD in form factor 2230 / 2242 / 2260 / 2280 / 22110. It's driver-free for OS with native NVMe support like Windows 8 + / macOS / Linux
BOOTABLE SSD : This M.2 NVMe converter supports SSD booting. Your mainboard must have PCIe boot function. Ideal for multi-OS users, software developers
RAID SUPPORT : This storage expansion card supports RAID by OS utilities or 3rd party software. For example: Disk Management in Windows, Disk Utility in macOS, mdadm in Linux