+
+(1) 408-943-8000

Mellanox ConnectX-4 Lx EN network interface card, 25GbE dual-port SFP28, PCIe3.0 x8 - Part ID: MCX4121A-ACAT

Highest performing boards for applications requiring high bandwidth, low latency and high message rate, 1/10/25/40/50GbE connectivity for servers and storage, Standard PCIe and Open Compute Project form factor, Industry leading throughput and latency for Web 2.0, Cloud and Big Data applications, Maximizing data centers’ return on investment (ROI) with Multi-Host technology, Smart interconnect for x86, Power, ARM, and GPU-based compute and storage platforms, Cutting-edge performance in virtualized overlay networks, Efficient I/O consolidation, lowering data center costs and complexity, Virtualization acceleration, Power efficiency

SKU:

MCX4121A-ACAT

Weight:
5 lbs
Shipping:
Ships within 3-5 Days
Price:
$295.00

Availability In stock

FREE SHIPPING AVAILABLE

Overview

  • 1/10/25/40/50Gb/s speeds
  • Single and dual-port options available
  • Multi-Host technology (specific OPNs)
  • Connectivity to up-to 4 independent hosts (specific OPNs)
  • OCP Specification 2.0 and 0.5, as applicable (specific OPNs)
  • Virtualization
  • Low latency RDMA over Converged Ethernet
  • CPU offloading of transport operations
  • Application offloading
  • Mellanox PeerDirectTM communication acceleration
  • Hardware offloads for NVGRE, VXLAN and GENEVE encapsulated traffic
  • End-to-end QoS and congestion control
  • Hardware-based I/O virtualization
  • Erasure Coding offload
  • RoHS-R6

Technical Specification

SPECIFICATIONS
ETHERNET
  • 50GbE / 40GbE / 25GbE / 10GbE / 1GbE
  • IEEE 802.3bj, 802.3bm 100 Gigabit Ethernet
  • 25G Ethernet Consortium 25, 50 Gigabit Ethernet
  • IEEE 802.3ba 40 Gigabit Ethernet
  • IEEE 802.3ae 10 Gigabit Ethernet
  • IEEE 802.3az Energy Efficient Ethernet
  • IEEE 802.3ap based auto-negotiation and KR startup
  • Proprietary Ethernet protocols (20/40GBASE-R2, 50GBASE-R4)
  • IEEE 802.3ad, 802.1AX Link Aggregation
  • IEEE 802.1Q, 802.1P VLAN tags and priority
  • IEEE 802.1Qau (QCN)
  • Congestion Notification
  • IEEE 802.1Qaz (ETS)
  • IEEE 802.1Qbb (PFC)
  • IEEE 802.1Qbg
  • IEEE 1588v2
  • Jumbo frame support (9.6KB)
ENHANCED FEATURES
  • Hardware-based reliable transport
  • Collective operations offloads
  • Vector collective operations offloads
  • PeerDirect RDMA (aka GPUDirect® communication acceleration
  • 64/66 encoding
  • 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) - registration free RDMA memory access
STORAGE OFFLOADS
  • RAID offload - erasure coding (Reed-Solomon) offload
OVERLAY NETWORKS
  • Stateless offloads for overlay networks and tunneling protocols
  • Hardware offload of encapsulation and decapsulation of NVGRE and VXLAN overlay networks
HARDWARE-BASED I/O VIRTUALIZATION
  • Single Root IOV
  • Multi-function per port
  • Address translation and protection
  • Multiple queues per virtual machine
  • Enhanced QoS for vNICs
  • VMware NetQueue support
VIRTUALIZATION
  • SR-IOV: Up to 256 Virtual Functions
  • SR-IOV: Up to 16 Physical Functions per port
    -    Virtualizing Physical Functions on a physical port
    -    SR-IOV on every Physical Function
  • 1K ingress and egress QoS levels
  • Guaranteed QoS for VMs
CPU OFFLOADS
  • RDMA over Converged Ethernet (RoCE)
  • TCP/UDP/IP stateless offload
  • LSO, LRO, checksum offload
  • RSS (can be done on encapsulated packet), TSS, HDS, VLAN insertion / stripping, Receive flow steering
  • Intelligent interrupt coalescence
REMOTE BOOT
  • Remote boot over Ethernet
  • Remote boot over iSCSI
  • PXE and UEFI
PROTOCOL SUPPORT
  • OpenMPI, IBM PE, OSU MPI (MVAPICH/2), Intel MPI
  • Platform MPI, UPC, Open SHMEM
  • TCP/UDP, MPLS, VxLAN, NVGRE, GENEVE
  • iSER, NFS RDMA, SMB Direct
  • uDAPL
MANAGEMENT AND CONTROL INTERFACES
  • NC-SI, MCTP over SMBus and MCTP over PCIe
  • Baseboard Management Controller interface
  • SDN management interface for managing the eSwitch
  • I2C interface for device control and configuration
  • General Purpose I/O pins
  • SPI interface to Flash
  • JTAG IEEE 1149.1 and IEEE 1149.6

Reviews

Write your own review

You're reviewing: Mellanox ConnectX-4 Lx EN network interface card, 25GbE dual-port SFP28, PCIe3.0 x8 - Part ID: MCX4121A-ACAT

Customer Reviews

There are no reviews for this product yet.

Supermicro Partner
[profiler]
Memory usage: real: 23592960, emalloc: 23235816
Code ProfilerTimeCntEmallocRealMem