Dual x16 at x8, x8 on the top and bottom slots, plus a middle x4 that runs 30 cm out to a 2280 M.2 socket. One ribbon does the whole 2U.
| Riser slots | Two PCIe x16 female (x8, x8) + one x4 female |
|---|---|
| M.2 | x4 to 2280 M.2, 30 cm ribbon |
| Generation | PCIe Gen4 compatible |
| Ribbon | 50 cm or 80 cm |