Brand: HPE | Category: Network Adapters & NICs
SKU: HPE-P21927B21 | Part #: P21927-B21 | MPN: P21927-B21
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The HPE Ethernet 100Gb 2-Port QSFP28 MCX516A-CDAT Adapter for HPE from HPE is enterprise-grade Network Adapters & NICs hardware built for data centers. The HPE Ethernet 100Gb 2-Port QSFP28 MCX516A-CDAT Adapter (P21927-B21) is built on the Mellanox ConnectX-5 ASIC and delivers dual-port 100 Gigabit Ethernet connectivity via QSFP28 interfaces. Designed and validated for HPE ProLiant Gen10 and Gen10 Plus server platforms, this adapter supports both Ethernet and RoCE (RDMA over Converged Ethernet) operation, enabling low-latency, high-throughput networking for demanding data-center environments. The adapter is a PCIe 3.0 x16 dev Available in brand new condition. HPE network adapters & nics products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
| Brand | HPE |
| Category | Network Adapters & NICs |
| SKU | HPE-P21927B21 |
| Part Number | P21927-B21 |
| Condition | New |
| Manufacturer Part Number | P21927-B21 |
| OEM ASIC | Mellanox ConnectX-5 |
| Form Factor | Low-profile PCIe adapter |
| Host Interface | PCIe 3.0 x16 |
| Number of Ports | 2 |
| Port Speed | 100 Gigabit Ethernet per port |
| Connector Type | QSFP28 |
| Supported Protocols | Ethernet, RoCEv2 |
| Supported Link Speeds | 100GbE, 40GbE, 25GbE, 10GbE (per port, dependent on optic/cable and switch negotiation) |
| Offload Engines | TCP/UDP/IP checksum offload, Large Send Offload (LSO), Receive Side Scaling (RSS) |
| Virtualization Support | SR-IOV |
| RDMA Support | RoCEv2 |
| Operating System Support | Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi (HPE-qualified versions) |
| Compatible Server Platforms | HPE ProLiant Gen10, HPE ProLiant Gen10 Plus |
| Management Integration | HPE iLO ecosystem compatible |
| Power Consumption | Low-profile bracket included; full-height bracket optional |
| Standards Compliance | IEEE 802.3by (100GBASE-CR4), IEEE 802.1Q (VLAN), IEEE 802.3ad (LACP) |
| Flow Control | IEEE 802.3x, Priority Flow Control (PFC) per IEEE 802.1Qbb |