You've got the GPU or HBA card on your bench and the SR655's slots aren't lining up. This riser kit gives you one x16 slot plus two x8 slots, so your accelerators actually fit where they need to be. It's a Lenovo ISG part for the ThinkSystem SR655 — plug it in, route your cards, and stop fighting slot geometry
| brand | LENOVO ISG |
| category | Servers |
| subcategory | Lenovo Riser Cards |
| slot_configuration | x16/x8/x8 |
| compatible_server | ThinkSystem SR655 |