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SIOM Quad-port 25GbE SFP28 based on Mellanox ConnectX-4

AOC-M25G-M4SM-O
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    Summary Description

    The Supermicro AOC-M25G-m4S is a robust 4-port 25GbE Ethernet controller designed for data centers and cloud deployments. It features Mellanox ConnectX-4 Lx EN, offering advanced capabilities like VXLAN, NVGRE, and RoCE, with seamless 10GbE compatibility.

    Key Features

    • Super I/O Module (SIOM) Form Factor
    • Mellanox ConnectX-4 Lx EN 25GbE controller
    • Quad SFP28 connectors
    • Supports VXLAN, NVGRE, and RoCE
    • Hardware offloads for overlay networks
    • SR-IOV for virtualization
    • Low latency RDMA over Converged Ethernet
    • Jumbo Frames support
    • Remote boot over iSCSI, PXE, UEFI
    • Asset management with thermal sensor

    Key Applications

    • Data center deployments
    • Cloud infrastructure
    • High-performance computing
    • Network virtualization
    • Storage networks

    Description

    The Supermicro AOC-M25G-m4S is a high-performance 4-port 25GbE Ethernet controller based on the Mellanox ConnectX-4 Lx EN. It offers unparalleled density, performance, and functionality for data center and cloud deployments. The controller supports advanced features such as VXLAN, NVGRE, RoCE, hardware offloads, and flexible connectivity compatible with 10GbE networks.

    Product Specifications

    Specification Details
    Compliance
    RoHS
    • RoHS Compliant 6/6
    Compatibility Matrices
    Servers
    • Supermicro Servers with SIOM support
    Cables & Transceivers
    • Networking Cables & Transceivers
    Supported Platforms
    Motherboards
    • Supermicro motherboards with Super I/O Module slot
    Servers
    • Supermicro server systems with Super I/O Module slot
    Specifications
    General
    • Super I/O Module (SIOM) Form Factor
    • Mellanox ConnectX-4 Lx EN 25GbE controller
    • Quad SFP28 connectors with speed up to 25Gbps per port
    Ethernet
    • 25GbE / 10GbE
    • IEEE 802.3ad, 802.1AX Link Aggregation
    • IEEE 802.1Q, 802.1P VLAN tags and priority
    • IEEE 1588v2
    • Jumbo frame support
    Enhanced Features
    • Hardware-based reliable transport
    • Collective operations offloads
    • Vector collective operations offloads
    • 64/66 encoding
    • Dynamically Connected transport (DCT)
    • Enhanced Atomic operations
    • Support for MSI/MSI-X mechanisms
    Storage Offloads
    • Stateless offloads for overlay networks and tunneling protocols
    • Hardware offload of encapsulation of NVGRE and VXLAN overlay networks
    Hardware-based I/O Virtualization
    • Single Root IOV
    • Multi-function per port
    • Multiple queues per virtual machine
    • VMware NetQueue support
    Virtualization
    • SR-IOV: Up to 256 Virtual Functions
    • SR-IOV: Up to 16 Physical Functions per port
    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
    • Intelligent interrupt coalescence
    Management Features
    • Remote boot over iSCSI
    • PXE and UEFI
    • NC-SI for remote management
    OS Support
    • RHEL/CentOS (7.2, 7.1, 7.0, 6.8, 6.7, 6.6, 6.5, 6.2)
    • Windows (2012 R2, 2012)
    • FreeBSD (11)
    • VMware (6.5, 5.5)
    Cables Support
    • SFP28 Direct attach copper cables
    • SFP28 Fiber-optic cables (with required optional transceivers)
    Power Consumption
    • Maximum 20W
    Operating Conditions
    • Operating temperature: 0°C to 55°C (32°F to 131°F)
    • Storage temperature: -40°C to 70°C (-40°F to 158°F)
    • Storage humidity: 90% non-condensing relative humidity at 35°C
    Physical Dimensions
    • Card PCB dimensions: 92mm (3.62in) x 87.1mm (3.43in) (W x D)
    Available SKUs
    AOC-M25G-m4SBracket Included:
    • BKT-0124L

    Description:
    • 4-port 25 Gigabit Ethernet Adapter with a swappable bracket for 2U+ chassis (Storage Servers)

    AOC-M25G-m4SMBracket Included:
    • BKT-0120L

    Description:
    • 4-port 25 Gigabit Ethernet Adapter with an internal bracket for 1U chassis (Twin Servers)

    Optional Part List

    Part Number Quantity Description
    SFP28 Copper Cable
    CBL-NTWK-0944-MS28C05M-0.5m 25GbE SFP28 to SFP28, Passive
    CBL-NTWK-0944-MS28C10M-1m 25GbE SFP28 to SFP28, Passive
    CBL-NTWK-0944-MS28C15M-1.5m 25GbE SFP28 to SFP28, Passive
    CBL-NTWK-0944-MS28C20M-2m 25GbE SFP28 to SFP28, Passive
    CBL-NTWK-0944-MS28C25M-2.5m 25GbE SFP28 to SFP28, Passive
    CBL-NTWK-0944-MS28C30M-3m 25GbE SFP28 to SFP28, Passive
    SFP28 Transceiver Module
    AOM-SFP28-25GbE-SR-1-MLN-SFP28 Transceiver module 25G, 850nm, MMF, LC