You've got a spare slot in your SR650 V2 or SR665 and you need the right riser to drop a GPU, NIC, or HBA into it. This is the PCIe Gen3 Option Kit v2 for Riser positions 1 and 2, giving you one full x16 lane plus two x8 lanes. One card, one slot, no lane-sharing headaches. Genuine LENOVO ISG part number 4XH7A61080. Fits your server. Plug it in. Done
| 0 | ThinkSystem SR650 V2 |
| 1 | ThinkSystem SR665 |
| brand | LENOVO ISG |
| part_number | 4XH7A61080 |
| category | SERVERS |
| subcategory | LENOVO RISER CARDS |
| pcie_generation | Gen3 |
| lane_configuration | x16/x8/x8 |
| riser_position | 1/2 |
| kit_version | v2 |