Cx2560 M4 / Cx2570 M4 - Fujitsu PRIMERGY CX2560 M4 Upgrade And Maintenance Manual

Expansion cards and OCP mezzanine cards
6.1.2

CX2560 M4 / CX2570 M4

These server nodes can be flexibly expanded with up to two expansion cards
PCIe 3.0 x16 (via riser module) and one OCP PCIe x16 mezzanine card.
The CX2570 M4 server node additional uses two PCIe Gen3 x16 connectors to
support a GPGPU extension tray or an SXM2 extension tray.
Figure 28: CX2560 M4 / CX2570 M4 PCI slot and OCP slot overview
CX2560 M4
Pos. Slot
1 PCIe slot 2 (to CPU1)
3 PCIe slot 1 (to CPU1)
4 OCP connector Type B
5 OCP connector Type C
6 OCP connector Type A
110
Type
PCI Gen3
PCI Gen3
PCI Gen3
PHY
PCI Gen3
Upgrade and Maintenance Manual
Mechanical Electrical
connector connector
x16
x16
x8
-
x8
CX2550/60/70 M4
X16
X16
X8
-
X8