The Mellanox ConnectX-4 CX456A Dual Port 100GbE QSFP28 PCIe Network Adapter is a high-performance enterprise-class network interface card (NIC) designed for data centers, cloud computing, virtualization, HPC, and AI workloads. Featuring dual QSFP28 ports with up to 100GbE per port, this adapter delivers ultra-low latency, high throughput, and advanced hardware offloading technologies for demanding networking environments. It utilizes a PCI Express 3.0 x16 interface to maximize bandwidth and supports RDMA, RoCE, and virtualization acceleration for modern server deployments.
Whether you're upgrading enterprise servers, storage networks, or high-speed computing clusters, the Mellanox ConnectX-4 CX456A ensures reliable connectivity, efficient CPU utilization, and outstanding network performance.
Key Features
- Dual QSFP28 ports supporting up to 100Gb Ethernet
- PCI Express 3.0 x16 host interface
- Ultra-low latency and high packet processing performance
- Supports 10GbE, 25GbE, 40GbE, 50GbE, and 100GbE Ethernet speeds
- RDMA over Converged Ethernet (RoCE)
- SR-IOV virtualization support
- Hardware offload for TCP/IP, VXLAN, NVGRE, and Geneve
- Optimized for cloud computing and virtualization
- Low-profile form factor for enterprise servers
- Supports Windows, Linux, VMware ESXi, and major enterprise operating systems
