HPE Option Part #: 764285-B21
HPE Spare Part #: 764737-001
HPE Model #: 764618-001

Specifications:

Device Type: Network adapter
Ports: 40Gb Ethernet / Infiniband FDR QSFP x 2
Connectivity Technology: Wired
Data Link Protocol: 10 Gigabit Ethernet, InfiniBand, 40 Gigabit Ethernet
Data Transfer Rate: 40 Gbps
Features: InfiniBand FDR Link support
Interfaces: 2 x 40Gb Ethernet / InfiniBand FDR - QSFP
Compatible with:
DL360 Gen9
DL360 Gen10
DL380 Gen9
DL380 Gen10
DL388 Gen9
DL560 Gen10
DL580 Gen8
DL580 Gen10
XL230a Gen9
and possibly others