NVIDIA ConnectX-5 Ex EN
Network adapter | PCIe 4.0 x16 | 100 Gigabit QSFP28 x 2
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Main Specification
| Product Description | NVIDIA ConnectX-5 Ex EN - network adapter - PCIe 4.0 x16 - 100 Gigabit QSFP28 x 2 |
|---|---|
| Device Type | Network adapter |
| Form Factor | Plug-in card |
| Interface (Bus) Type | PCI Express 4.0 x16 |
| PCI Specification Revision | PCIe 4.0 |
| Ports | 100 Gigabit QSFP28 x 2 |
| Dimensions (WxDxH) | 14.2 cm x 6.9 cm |
| Data Link Protocol | 1GbE, 10GbE, 40GbE, 100GbE, 25GbE, 50GbE |
| Data Transfer Rate | 100 Gbps |
| Network / Transport Protocol | TCP/IP, UDP/IP, iSCSI |
| Compliant Standards | IEEE 802.1Q, IEEE 802.1p, IEEE 802.3ad (LACP), IEEE 802.3ae, IEEE 802.3ap, IEEE 802.3az, IEEE 802.3ba, IEEE 802.1AX, IEEE 802.1Qbb, IEEE 802.1Qaz, IEEE 802.1Qau, IEEE 802.1Qbg, IEEE 1588v2, IEEE 802.3bj, IEEE 802.3bm, IEEE 802.3by |
General
| Device Type | Network adapter |
|---|---|
| Form Factor | Plug-in card |
| Interface (Bus) Type | PCI Express 4.0 x16 |
| PCI Specification Revision | PCIe 4.0 |
Networking
| Ports | 100 Gigabit QSFP28 x 2 |
|---|---|
| Connectivity Technology | Wired |
| Data Link Protocol | Gigabit Ethernet, 10 Gigabit Ethernet, 40 Gigabit Ethernet, 100 Gigabit Ethernet, 25 Gigabit Ethernet, 50 Gigabit Ethernet |
| Data Transfer Rate | 100 Gbps |
| Network / Transport Protocol | TCP/IP, UDP/IP, iSCSI |
| Features | Auto-negotiation, VLAN support, QoS, Jumbo Frames support, RDMA support, PXE support, LSO, LRO, RSS, UEFI support, TSS, RoCE, XRC transport, DCT, ODP |
| Compliant Standards | IEEE 802.1Q, IEEE 802.1p, IEEE 802.3ad (LACP), IEEE 802.3ae, IEEE 802.3ap, IEEE 802.3az, IEEE 802.3ba, IEEE 802.1AX, IEEE 802.1Qbb, IEEE 802.1Qaz, IEEE 802.1Qau, IEEE 802.1Qbg, IEEE 1588v2, IEEE 802.3bj, IEEE 802.3bm, IEEE 802.3by |
Expansion / Connectivity
| Interfaces | 2 x 100Gb Ethernet - QSFP28 |
|---|
Miscellaneous
| Compliant Standards | RoHS |
|---|
Dimensions & Weight
| Depth | 14.2 cm |
|---|---|
| Height | 6.9 cm |
Product features
Enhanced connectivity
The NVIDIA ConnectX-5 Ex EN network adapter offers connectivity options for high-performance computing and data centers. With support for 100 Gb Ethernet through two QSFP28 ports, it ensures high-speed data transfer rates up to 100 Gbps, catering to the demands of intensive workloads and data-intensive applications.Advanced networking features
This adapter is equipped with a suite of advanced features including Quality of Service (QoS), RDMA over Converged Ethernet (RoCE), and Receive Side Scaling (RSS), enhancing data throughput and efficiency. Its support for Jumbo Frames, Large Receive Offload (LRO), and Large Send Offload (LSO) further optimizes network performance.Comprehensive protocol support
Compatibility with a wide range of data link protocols including 10, 25, 40, 50, and 100 Gigabit Ethernet, alongside extensive IEEE standards compliance, makes the NVIDIA ConnectX-5 Ex EN a versatile solution for diverse networking environments. Its support for TCP/IP, UDP/IP, and iSCSI protocols ensures seamless integration into existing network infrastructures.Key selling points
- Adaptive routing on reliable transport
- Back-end switch elimination by host chaining
- Embedded PCIe switch
- Industry-leading throughput, low latency, low CPU utllization and high message rate
- Maximizes data center ROI with Multi-Host technology
- Innovative rack design for storage and machine
- Intelligent network adapter supporting flexible pipeline programmability
- Cutting-edge performance in virtualized networks including network function
- Enabler for efficient service chaining capabilities
- Efficient I/O consolidation, lowering data center costs and complexity
References
MPN: MCX516A-CDAT
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04/06/2026 21:23:12