CX2550/60/70 M4 Upgrade and Maintenance Manual 359
SXM2 riser cards
Figure 237: SXM2 riser cards
1 SXM2 riser card (L) type 1, connected to CPU1 and CPU2
2 SXM2 riser card (L) type 2, connected to CPU1 and CPU2, PCIe slot x16
3 SXM2 riser card (R), connected to CPU1