The Supermicro RSC-R1UU-2E8 is a 1U server riser card designed to split a single motherboard expansion slot into two usable PCIe slots.Key Technical Specifications

• Form Factor: 1U server chassis compatible.
• PCIe Generation: PCIe 3.0.
• Slot Configuration: Two physical PCIe x8 slots (housed in x16 slots).
• Connector Type: Proprietary Supermicro inverted/wse connector.
• Bracket: Includes a standard 1U secure mounting bracket.

Compatibility Notes

• Motherboards: Designed strictly for specific Supermicro X9, X10, and X11 generation proprietary motherboards.
• Chassis: Fits standard Supermicro 1U Rackmount chassis systems.
• Bifurcation: Requires motherboard BIOS support for PCIe bifurcation to properly recognize both x8 expansion cards.

Common Use Cases

• Network Expansion: Adding dual multi-port 10GbE/25GbE network interface cards (NICs).
• Storage Controllers: Installing host bus adapters (HBAs) or hardware RAID controllers.
• NVMe Carrier Cards: Adding dual M.2 NVMe expansion cards for high-speed cache.