Networking Adapters

AOC-A25G-b2S / AOC-A25G-b2SM / AOC-A25G-b2SB / AOC-A25G-b2SG

Advanced 25Gb Ethernet controller in Supermicro Advanced I/O Module (AIOM)

Supermicro Products

Networking Adapters

AOC-A25G-b2S
General: Advanced I/O Module (AIOM) Form Factor, Broadcom® BCM57414 25GbE controller, 2 SFP28 ports | Networking Features: Jumbo frames (up to 9.6 KB), IEEE 802.3x flow control, IEEE 1588 and Time Sync, IEEE 802.3ad Link Aggregation, Virtual LANs- 802.1q VLAN tagging, Configurable Flow Acceleration, PXE, UEFI, and iSCSI remote boot, vSAN/RDMA | Stateless Offload Features: TCP, UDP and IP checksum offloads, IPv4 and IPv6 offloads, Large Send Offload, Receive Segment Coalescing, TCP Segmentation Offload, Large Receive Offload, Receive Side Scaling (RSS), Transmit Side Scaling (TSS), Accelerate Received Flow Steering (RFS)

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AOC-A25G-b2SM

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AOC-A25G-b2SB

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AOC-A25G-b2SG

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Details that matter

Engineered for professionals who demand the best in performance, security, and design.

AIOM Form Factor

Advanced I/O Module (AIOM) Form Factor

Broadcom® BCM57414 25GbE Controller

Broadcom® BCM57414 25GbE controller

Dual SFP28, 25GbE & 10GbE

Support for 25GbE and 10GbE Speed
Dual SFP28 connectors

vSAN/RDMA

VXLAN, NVGRE & Geneve

VXLAN, NVGRE and Geneve

NPAR & TruFlow™ Flow Processing

NIC Partitioning (NPAR)
Broadcom® TruFlow™ flow processing engine

Asset Management & NC-SI

Asset Management Features with thermal sensor
NC-SI for Remote Management

RoHS Compliant 6/6

RoHS compliant 6/6

Technical Specifications

Full specifications for the model

SKU	AOC-A25G-b2S / AOC-A25G-b2SM / AOC-A25G-b2SB / AOC-A25G-b2SG
General	Advanced I/O Module (AIOM) Form Factor Broadcom® BCM57414 25GbE controller 2 SFP28 ports
Networking Features	Jumbo frames (up to 9.6 KB) IEEE 802.3x flow control IEEE 1588 and Time Sync IEEE 802.3ad Link Aggregation Virtual LANs- 802.1q VLAN tagging Configurable Flow Acceleration PXE, UEFI, and iSCSI remote boot vSAN/RDMA
Stateless Offload Features	TCP, UDP and IP checksum offloads IPv4 and IPv6 offloads Large Send Offload Receive Segment Coalescing TCP Segmentation Offload Large Receive Offload Receive Side Scaling (RSS) Transmit Side Scaling (TSS) Accelerate Received Flow Steering (RFS)
Nic Partitioning Npar	16 Physical Functions QoS per partition Partitioning control via sideband communication Up to 64 MAC/VLAN filter per partition Per partition statistics support Stateless offloads configuration per partition VEB/VEPA support
Virtualization Features	NetQueue, VMQueue, and Multiqueue SR-IOV with up to 128 Virtual Functions (VFs) VXLAN, NVGRE, and Geneve Edge Virtual Bridging (EVB)
Flow Processing	Exact/Wildcard Match Flow Lookup VLAN insertion/deletion NAT/NAPT/Mirroring
Data Center Bridging	Priority-based flow control (PFC; IEEE 802.1Qbb) Enhanced transmission selection (ETS; IEEE 802.1Qau) Quantized Congestion Notification (QCN; IEEE 802.1Qau) Data Center Bridging Capability eXchange (DCBX; IEEE 802.1Qaz) 8 traffic classes per port; fully DCB compliant per 802.1Qbb
Power Savings	ACPI compliant power management PCI Express Active State Power Management (ASPM) Ultra-low-power mode
Power Consumption	Maximum: 7.7W
Operating Conditions	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: 76mm x 115mm (W x D)

Documentation

Download product documentation and resources

Product Datasheet

AOC-A25G-b2S / AOC-A25G-b2SM / AOC-A25G-b2SB / AOC-A25G-b2SG Datasheet

Custom Configurations

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AOC-A25G-b2S / AOC-A25G-b2SM / AOC-A25G-b2SB / AOC-A25G-b2SG