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MELLANOX MCX4121A-ACAT ConnectX-4 EN Dual-Port 25 Gigabit Ethernet PCI-E 3.0 x8 Adapter Card

*Image may not reflect most recent product revision
Price Alert
Part#: MC-4121AAC
Package: RETAIL
Manufacturer: MELLANOX
Manufacturer Part#: MCX4121A-ACAT
Shipping Weight: 0.42 lbs.(0.19 kg)

Price: $300.99

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Product Info Reviews Warranty

Product Info:

    Specifications

    • Mfr Part Number: MCX4121A-ACAT
    • Features:
      • 1/10/25/40/50Gb/s speeds
      • Single and dual-port options
      • Erasure Coding offload
      • Virtualization
      • Low latency RDMA over Converged Ethernet (RoCE)
      • CPU offloading of transport operations
      • Application offloading
      • Mellanox PeerDirect communication acceleration
      • Hardware offloads for NVGRE, VXLAN and GENEVE encapsulated traffic
      • End-to-end QoS and congestion control
      • Hardware-based I/O virtualization
      • RoHS compliant
      • ODCC compatible
    • Data Transfer Rates: Dual-Port 25GbE Ethernet
    • Connector Type: SFP28/SFP+/SFP
    • PCI: PCIe3.0 x8
    • 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
    • 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 802.1Qaz (ETS)
      • IEEE 802.1Qbb (PFC)
      • IEEE 802.1Qbg
      • IEEE 1588v2
      • Jumbo frame support (9.6KB)
    • Storage Offloads: RAID offload - erasure coding (ReedSolomon) 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
    • CPU Offloads:
      • 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
    • 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
    • PCI Express Interface:
      • PCIe Gen 3.0 compliant, 1.1 and 2.0 compatible
      • 2.5, 5.0, or 8.0GT/s link rate x8
      • Auto-negotiates to x8, x4, x2, or x1
      • Support for MSI/MSI-X mechanisms
    • Connectivity:
      • Interoperable with 1/10/25/40/50Gb Ethernet switches
      • Passive copper cable with ESD protection
      • Powered connectors for optical and active cable support
    • Operating System:
      • RHEL/CentOS
      • Windows
      • FreeBSD
      • VMware
      • OpenFabrics Enterprise Distribution (OFED)
      • OpenFabrics Windows Distribution (WinOF-2)
    • Dimensions: 14.2 x 6.9 cm (w/o Brackets)
    • Low Profile Design
    • Image is for Representation Only
    ** This item is eligible for replacement only and is NON REFUNDABLE!! **
* Product descriptions and part numbers are subject to change, and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description.

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