These are the HP branded ConnectX-3 Pro dual QSFP cards.
HP info: HPE IB FDR/EN 10/40Gb 2P 544+QSFP Adapter (part number: 764284-B21)
eBay Link:
HP 764284-B21 InfiniBand FDR/Ethernet 10Gb/40Gb Dual-port 544+ QSFP Adapter
HP info: HPE IB FDR/EN 10/40Gb 2P 544+QSFP Adapter (part number: 764284-B21)
eBay Link:
HP 764284-B21 InfiniBand FDR/Ethernet 10Gb/40Gb Dual-port 544+ QSFP Adapter