1.This card allows you add 2x M.2 NVMe SSD to Mainboard via a single PCI-e X8/X16 Slot
2.Chipset is ASMedia ASM2812 , It does NOT depend on PCIe bifurcation supported by MOBO.
3.Compatible with M.2 nVME SSD at All Size: 110x 22mm, 80x22mm, 60x22mm and 42x22mm.
4 Work with PCI-e 8x/16x Slot on Mainboard.
5.Compatible with PCI-e 3.0/2.0/1.0 standards
6.This card lets you to use SSDs individually, Speed up to or in a storage pool for OS or 3rd party software RAID configuration. Does NOT support Hardware RAID .
NOTICE: Please download driver of SSD from the brand official website if "Disk Management" or "Device Management" can not show the SSD. Old MB can not support Booting from "NVMe", Please confirm the MB's specification . Each SSD costs PCI-e 3.1 x4 Channel, NOT whole PCI-e 3.1 x8.