This is the primary riser (riser 1) for the Dell PowerEdge R640.
Notes:
- Dell PowerEdge R640 Riser 1A
- Designed for the triple-riser rear chassis configuration
- Provides 2 × PCIe Gen3 x16 physical slots
- Both slots are x16 electrical
- Low-profile / half-height
- Half-length expansion slots
- Riser connects to the first processor (CPU 1)
- Supports PCIe expansion cards such as network adapters, storage controllers, and other PCIe devices
- Dell P/N: 0815DM / 815DM
- Riser board P/N: 005X7X / 05X7X
- The 0815DM designation refers to the riser cage assembly, while 005X7X is the board itself.