[shortdesc] Dual-port 25G SFP28 network adapter with PCIe 3.0 x8 interface, providing low-latency RDMA, RoCE, and 1/10/25GbE compatibility for enterprise data centers. [/shortdesc] [properties] Model MCX512A-ACAT Brand Mellanox Product Type Network Adapter Form Factor Plug-in Card (Low Profile) Interface PCI Express 3.0 x8 Ports Dual SFP28 Port Speed 25 Gigabit Ethernet (25GbE) Data Rate 1/10/25 Gb/s Connectivity Technology Wired Protocols Supported TCP/IP, UDP/IP, iSCSI Standards IEEE 802.1Q, 802.1p, 802.3ad, 802.3ae, 802.3ap, 802.3az, 802.1ax, 802.1qbb, 802.1qaz, 802.1qau, 802.1qbg, IEEE 1588v2, 802.3by Features RDMA, RoCE, VLAN support, QoS, Jumbo Frames, PXE, LSO, LRO, RSS, TSS, UEFI, XRC, DCT, ODP Connector Type SFP28 (Copper and Optical) Voltage 12V Typical Power Consumption 9.5W (Passive Cable) Maximum Power Consumption 11.8W (Passive Cable) Max Power per Port 1.5W Dimensions 68.90 mm x 142.24 mm Operating Temperature 0C to 55C Storage Temperature -40C to 70C Humidity 10% to 85% (operational) [/properties] [specifications] Bus Interface PCI Express Gen3, 8 lanes (8.0 GT/s) Ethernet Support 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Offload Technologies Large Send Offload (LSO), Large Receive Offload (LRO), Receive Side Scaling (RSS), Transmit Side Scaling (TSS) RDMA Support RDMA over Converged Ethernet (RoCE), XRC, DCT, ODP Virtualization SR-IOV, Multi-Host Support Boot Support PXE, UEFI Time Synchronization IEEE 1588v2 Jumbo Frames Supported QoS Supported Airflow Requirement Refer to Airflow Specifications Compliance PCIe 3.0 (backward compatible with 2.0 and 1.1) [/specifications] Accelerate Data Center Performance with Low-Latency 25G Connectivity The Mellanox MCX512A-ACAT ConnectX-5 network adapter is engineered for high-performance data center, cloud, and enterprise environments. Delivering dual-port 25GbE connectivity with advanced RDMA capabilities, it significantly reduces latency and CPU overhead while maximizing throughput. Built on PCIe 3.0 x8 architecture, this adapter ensures efficient data transfer for modern workloads requiring scalable and reliable network performance. Key Benefits & Features Dual-Port 25G SFP28 Connectivity: Enables high-bandwidth networking with support for 1GbE, 10GbE, and 25GbE speeds, ensuring flexible deployment across evolving infrastructures. RDMA and RoCE Acceleration: Supports RDMA over Converged Ethernet (RoCE), reducing latency and CPU utilization for storage, virtualization, and HPC workloads. Advanced Offload Technologies: Includes LSO, LRO, RSS, and TSS to optimize packet processing and improve application performance in high-throughput environments. PCIe 3.0 x8 High-Speed Interface: Provides fast data transfer rates with efficient bandwidth utilization, ideal for modern servers and compute platforms. Enterprise-Grade Networking Features: Supports VLAN, QoS, jumbo frames, PXE boot, and IEEE standards for secure and scalable network operations. Ideal Use Cases Data center and cloud infrastructure deployments High-performance computing (HPC) environments Virtualization and hyper-converged systems Storage networks and iSCSI deployments Enterprise server network upgrades to 25GbE Technical Specifications Summary Ports: 2 x 25GbE SFP28 Data Rate: 1/10/25 Gb/s Ethernet Interface: PCI Express 3.0 x8 (8.0 GT/s) Form Factor: Low-profile plug-in card Protocols: TCP/IP, UDP/IP, iSCSI Key Features: RDMA, RoCE, VLAN, QoS, Jumbo Frames Power Consumption: Typical 9.5W, Max 11.8W (Passive Cable) Connector Type: Dual SFP28 (optical and copper) Standards: IEEE 802.1Q, 802.3ad, 802.3by, IEEE 1588v2 Upgrade to High-Speed 25G Networking Today Enhance your infrastructure with reliable, low-latency connectivity using the Mellanox ConnectX-5 adapter. Order today to boost network performance and scalability.
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