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2-Port 25Gb PCIe Network Card, ConnectX-4 Lx, SFP28, RoCE RDMA
- 25G TODAY, 10G/1G ANYTIME: ConnectX-4 Lx (MCX4121A-ACAT-class) drives two SFP28 ports with 25G/10G/1G auto-negotiation upgrade to 25G now and keep existing 10G DACs and switches working.; LINE-RATE ON BOTH PORTS: PCIe 3.0 x8 provides 64Gbps host bandwidth with sub-microsecond latency and up to 75M packets/sec, sustaining full 25G on both ports simultaneously.; RoCE RDMA FOR STORAGE: Native RoCE v1/v2 offloads NVMe-oF, Ceph, iSCSI and hyperconverged traffic from the CPU lower latency, lower CPU load, faster clusters.; CLOUD-GRADE VIRTUALIZATION: SR-IOV with up to 127 virtual functions per port (254 per card), VXLAN/GENEVE/NVGRE overlay offload, DPDK, DCB and 9.6KB jumbo frames for dense VM hosts.; PLUG-AND-PLAY OS SUPPORT: Windows 10/11 and Server 20162022, RHEL/CentOS/Ubuntu/Debian, FreeBSD and VMware ESXi via OFED/WinOF-2; low-profile + full-height brackets included.
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25G TODAY, 10G/1G
ANYTIME: ConnectX-4 Lx (MCX4121A-ACAT-class) drives two SFP28 ports with 25G/10G/1G auto-negotiation upgrade to 25G now and keep existing 10G DACs and switches working.;
LINE-RATE ON BOTH PORTS: PCIe 3.0 x8 provides 64Gbps host bandwidth with sub-microsecond latency and up to 75M packets/sec, sustaining full 25G on both ports simultaneously.;
RoCE RDMA FOR STORAGE: Native RoCE v1/v2 offloads NVMe-oF, Ceph, iSCSI and hyperconverged traffic from the CPU lower latency, lower CPU load, faster clusters.;
CLOUD-GRADE VIRTUALIZATION: SR-IOV with up to 127 virtual functions per port (254 per card), VXLAN/GENEVE/NVGRE overlay offload, DPDK, DCB and 9.6KB jumbo frames for dense VM hosts.;
PLUG-AND-PLAY OS SUPPORT: Windows 10/11 and Server 20162022, RHEL/CentOS/Ubuntu/Debian, FreeBSD and VMware ESXi via OFED/WinOF-2; low-profile + full-height brackets included.
ANYTIME: ConnectX-4 Lx (MCX4121A-ACAT-class) drives two SFP28 ports with 25G/10G/1G auto-negotiation upgrade to 25G now and keep existing 10G DACs and switches working.;
LINE-RATE ON BOTH PORTS: PCIe 3.0 x8 provides 64Gbps host bandwidth with sub-microsecond latency and up to 75M packets/sec, sustaining full 25G on both ports simultaneously.;
RoCE RDMA FOR STORAGE: Native RoCE v1/v2 offloads NVMe-oF, Ceph, iSCSI and hyperconverged traffic from the CPU lower latency, lower CPU load, faster clusters.;
CLOUD-GRADE VIRTUALIZATION: SR-IOV with up to 127 virtual functions per port (254 per card), VXLAN/GENEVE/NVGRE overlay offload, DPDK, DCB and 9.6KB jumbo frames for dense VM hosts.;
PLUG-AND-PLAY OS SUPPORT: Windows 10/11 and Server 20162022, RHEL/CentOS/Ubuntu/Debian, FreeBSD and VMware ESXi via OFED/WinOF-2; low-profile + full-height brackets included.
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- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by VoltSync Return Policy
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