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SIOM 4-port 25GbE SFP28 Mellanox CX-4 Lx EN with 1U bracket

US$ 1217.78

AOC-M25G-M4SM-O Supermicro Super I/O Module (SIOM) Form Factor Mellanox® ConnectX-4 Lx EN 25GbE controller, Quad SFP28 connectors Hardware offloads for NVGRE, VXLAN and GENEVE encapsulated traffic SR-IOV for virtualization Low latency RDMA over Converged Ethernet (RoCE) Jumbo Frames support NC-SI for Remote Management Asset Management Features with thermal sensor

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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, Receive flow steering
- 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 35ºC
Physical Dimensions:
- Card PCB dimensions: 92mm (3.62in) x 87.1mm (3.43in) (W x D)