ConnectX-4 Lx EN MCX4121A-ACAT network interface card with 25Gb/s Ethernet connectivity enables data centers to leverage leading interconnect adapters to increase their operational efficiency to improve server utilization and maximize application productivity, while reducing total cost of ownership (TCO). Meets the needs of a variety of demanding markets and applications.
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NVIDIA Mellanox MCX4121A-ACAT ConnectX®-4 Lx EN Network Interface Card, 25GbE Dual-Port SFP28, PCIe3.0 x 8, Tall&Short Bracket
NVIDIA Mellanox MCX4121A-ACAT ConnectX®-4 Lx EN Network Interface Card, 25GbE Dual-Port SFP28, PCIe3.0 x8, Tall&Short Bracket
Product Spotlights
RDMA over Converged Ethernet (RoCE)
TCP/UDP/IP stateless offload
LSO, LRO, checksum offload
RSS (can be done on encapsulated packet), TSS, VLAN insertion/ stripping, Receive flow steering
Intelligent interrupt coalescence
Single Root IOV
Multi-function per port
Address translation and protection
Multiple queues per virtual machine
Enhanced QoS for vNICs
VMware NetQueue support
Hardware-based reliable transport
Collective operations offloads
Vector collective operations offloads
Extended Reliable Connected transport (XRC)
Dynamically Connected transport (DCT)
Enhanced Atomic operations
Advanced memory mapping support, allowing user mode registration and remapping of memory (UMR)
On demand paging (ODP)
registratio
Connectivity Solutions
![](https://resource.fs.com/mall/fs_scene_images/20231108141606jmkiwa.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141951jrtiob.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141606jmkiwa.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141951jrtiob.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108142133ey13q6.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108142541htq817.jpg)
Features
NVIDIA® Mellanox® Ethernet adapter cards offer advanced hardware offloads to reduce CPU resource consumption and drive extremely high packet rates and throughput.
Controller | ConnectX®-4 Lx | ConnectX®-5 | ConnectX®-5 | ConnectX®-5 | ConnectX®-6 Dx |
Ports | Dual-Port SFP28 | Dual-Port SFP28 | Single-Port QSFP28 | Dual-Port QSFP28 | Dual-Port QSFP56 |
Supported Ethernet Speeds | 25/10/1GbE | 25/10/1GbE | 100/50/40/ 25/10/1GbE | 100/50/40/ 25/10/1GbE | 100/50/40 25/10/1GbE |
Systems Interface Type | PCIe 3.0 x8 (8.0 GT/s) | PCIe 3.0 x8 (8.0 GT/s) | PCIe 3.0 x16 (8.0 GT/s) | PCIe 3.0 x16 (8.0 GT/s) | PCIe 4.0 x16 (16.0 GT/s) |
RDMA over Converged Ethernet (RoCE) | |||||
Zero Touch RoCE (ZTR) | |||||
ASAP2 (Virtual Switch offload) | — | ||||
SR-IOV | |||||
Hardware-based I/O Virtualization | |||||
NVMe-oF Target Offload | — | ||||
Burst Buffer Offloads | — | ||||
Hardware Offload of VXLAN, NVGRE, and GENEVE Overlay Networks | — |
Videos
NVIDIA Mellanox MCX4121A-ACAT ConnectX®-4 Lx EN Network Interface Card, 25GbE Dual-Port SFP28, PCIe3.0 x8, Tall&Short Bracket
ConnectX-4 Lx EN MCX4121A-ACAT network interface card with 25Gb/s Ethernet connectivity enables data centers to leverage leading interconnect adapters to increase their operational efficiency to improve server utilization and maximize application productivity, while reducing total cost of ownership (TCO). Meets the needs of a variety of demanding markets and applications.
Product Spotlights
RDMA over Converged Ethernet (RoCE)
TCP/UDP/IP stateless offload
LSO, LRO, checksum offload
RSS (can be done on encapsulated packet), TSS, VLAN insertion/ stripping, Receive flow steering
Intelligent interrupt coalescence
Single Root IOV
Multi-function per port
Address translation and protection
Multiple queues per virtual machine
Enhanced QoS for vNICs
VMware NetQueue support
Hardware-based reliable transport
Collective operations offloads
Vector collective operations offloads
Extended Reliable Connected transport (XRC)
Dynamically Connected transport (DCT)
Enhanced Atomic operations
Advanced memory mapping support, allowing user mode registration and remapping of memory (UMR)
On demand paging (ODP)
registratio
![](https://resource.fs.com/mall/fs_scene_images/20231108141606jmkiwa.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141951jrtiob.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141606jmkiwa.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108141951jrtiob.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108142133ey13q6.jpg)
![](https://resource.fs.com/mall/fs_scene_images/20231108142541htq817.jpg)
NVIDIA® Mellanox® Ethernet adapter cards offer advanced hardware offloads to reduce CPU resource consumption and drive extremely high packet rates and throughput.
Controller | ConnectX®-4 Lx | ConnectX®-5 | ConnectX®-5 | ConnectX®-5 | ConnectX®-6 Dx |
Ports | Dual-Port SFP28 | Dual-Port SFP28 | Single-Port QSFP28 | Dual-Port QSFP28 | Dual-Port QSFP56 |
Supported Ethernet Speeds | 25/10/1GbE | 25/10/1GbE | 100/50/40/ 25/10/1GbE | 100/50/40/ 25/10/1GbE | 100/50/40 25/10/1GbE |
Systems Interface Type | PCIe 3.0 x8 (8.0 GT/s) | PCIe 3.0 x8 (8.0 GT/s) | PCIe 3.0 x16 (8.0 GT/s) | PCIe 3.0 x16 (8.0 GT/s) | PCIe 4.0 x16 (16.0 GT/s) |
RDMA over Converged Ethernet (RoCE) | |||||
Zero Touch RoCE (ZTR) | |||||
ASAP2 (Virtual Switch offload) | — | ||||
SR-IOV | |||||
Hardware-based I/O Virtualization | |||||
NVMe-oF Target Offload | — | ||||
Burst Buffer Offloads | — | ||||
Hardware Offload of VXLAN, NVGRE, and GENEVE Overlay Networks | — |
Questions & Answers
Customer Reviews
Resources
AUD436.70 (Incl. GST)
AUD397.00 (Excl. GST)