Product Name:PCI Express 4.0 x16 to Two SlimSAS SFF-8654 8i Retimer Adapter. Interface Type:2Slim SAS SFF-8654 8i.
Support Equipment: Up to 4 PCIe 4.0 U. Host Bus Type: PCIe 4.0 x 16.
Motherboards and BIOS Support Bifurcation required.