IBM Power System IC922 Manual page 67

Figure 40. 2-port 100 GbE RoCE En Connectx-5 Gen4 PCIe x16 adapter (FC EC67)
Specifications
Item
Description
Adapter FRU number
01FT742
I/O bus architecture
PCIe4 x16
Slot requirement
For details about slot priorities, maximums, and placement rules, see PCIe adapter placement rules
and slot priorities (http://www.ibm.com/support/knowledgecenter/POWER9/p9eab/
p9eab_mtm_pciplacement.htm) and select the system you are working on.
Cables
For 100G, IBM offers either Direct Attach Copper (DAC) cables up to 2 M or Active Optical Cables
(AOC) up to 100 M. QSFP28 based transceivers are included on each end of these cables. For more
information about adapter cabling, see the (CHANGE TO LINK) Cable and transceiver matrix.
Note: For 40G, IBM offers DAC cables up to 3 M. QSFP+ base transceivers are included on each end of
these cables. See FC EB2B and EB2H for a 1 M and 3 M copper cables.
Installing and configuring the 9183-22X 53