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型号:MCX516A-BDAT
Tag Matching and Collective Offload
Adaptive Routing for Reliable Transports
Burst Buffer Offload for Background Checkpointing
NVMe over Fabric Offload
Embedded PCIe
Enhanced vSwitch/vRouter Offload
RoCE over Overlay Networks
PCIe Gen 4.0 Support
RoHS Compliant
ODCC Compliant


The ConnectX-5 Ethernet network interface card delivers high-performance and flexible solutions with up to two 40GbE ports, 750ns latency, up to 200 million packets per second (Mpps), and a record of 197 Mpps when running the open-source Data Plane Development Kit (DPDK) over PCIe Gen 4.0. For storage workloads, the ConnectX-5 offers a range of innovative acceleration features, such as hardware-based signature switching (T10-DIF), an embedded PCIe switch, and NVMe over Fabric target offload. The ConnectX-5 adapter card also provides advanced Open vSwitch offload for telecom and cloud data centers, enabling extremely high packet rates and throughput while reducing CPU resource consumption, thereby improving the efficiency of data center infrastructure.
| Item | |
| Part Number | MCX516A-BDAT |
| Data Rate | 1/10/25/40GbE |
| Interface Type | Dual-port SFP28 |
| Application Area | Ethernet |
| Host Interface | PCIe 4.0 x16 |
| RoCE | Supported |
| Chip Type | ConnectX-5 Ex EN |
| RoHS Compliance | Yes |
| Supported OS | RHEL/CentOS, Windows, FreeBSD, VMware, OpenFabrics Enterprise Distribution (MLNX_OFED), OpenFabrics Windows Distribution (WinOF-2) |
| Link Speed | 16 GT/s |
Product advantages:
Up to 40Gb/s connection per port
Industry-leading throughput, low latency, low CPU utilization and high packet rate
Innovative rack design for storage and machine learning based on Host Chaining technology
Intelligent interconnect for x86, Power and GPU-based compute and storage platforms
Advanced storage features including NVMe over Fabric offload
Intelligent network adapter with flexible pipeline programmability
Cutting-edge performance for virtualized networks including Network Functions Virtualization (NFV)
Efficient I/O consolidation to reduce data center cost and complexity











