Mellanox
MCX512A-ACAT ConnectX-5 EN PCIe 3.0 x8 25G?Network Adapter
The Mellanox?MCX512A-ACAT ConnectX-5 EN 25G Network Adapter?delivers next-generation connectivity with superior throughput, low latency, and advanced offload capabilities for modern data centers. Built on Mellanox?ConnectX-5 architecture, this adapter provides 25GbE Ethernet performance over PCIe 3.0 x8, making it ideal for high-performance computing (HPC), cloud, storage, and enterprise workloads.
Features
The MCX512A-ACAT offers an unparalleled combination of performance, scalability, and efficiency. Supporting 25 Gigabit Ethernet connectivity, it enables data centers to accelerate their most demanding applications, including machine learning, artificial intelligence, storage platforms, and virtualization.
Advanced Options
With advanced RDMA over Converged Ethernet (RoCE v2) and Overlay Network Offloads (VXLAN, NVGRE, Geneve), this adapter ensures efficient networking with lower CPU utilization. Its hardware-based offloads for transport and security improve application performance, while end-to-end QoS and traffic shaping guarantee predictable throughput. Compact and power-efficient, the MCX512A-ACAT helps enterprises and cloud providers reduce total cost of ownership while meeting the growing demands for scalable and secure 25G Ethernet networking.
Product Key Features
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25GbE Ethernet?Network Adapter
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PCI Express 3.0 x8 interface
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Based on ConnectX-5 architecture
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RDMA over Converged Ethernet (RoCE v2) support
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Overlay network offloads: VXLAN, NVGRE, Geneve
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Hardware-based transport, storage, and security offloads
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Low latency and high throughput for demanding workloads
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End-to-end QoS and congestion control
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Optimized for cloud, HPC, and enterprise deployments
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Compact and power-efficient design
Reliability & Performance
The Mellanox?ConnectX-5 EN family is trusted for enterprise-grade reliability and scalability. The MCX512A-ACAT ensures consistent 25Gbps throughput with low latency and efficient CPU utilization. It supports high-demand applications such as real-time analytics, AI/ML workloads, cloud-scale virtualization, and next-gen storage. With advanced security and congestion control, this adapter delivers dependable networking performance for mission-critical environments.
Key Features?
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Model: MCX512A-ACAT
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Series: Mellanox?ConnectX-5 EN
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Form Factor: PCIe Network Interface Card
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Interface: PCI Express 3.0 x8
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Network Speed: 25 Gigabit Ethernet
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Ports: Single-port SFP28
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Offload Capabilities: RDMA over Converged Ethernet (RoCE v2), Overlay Network Offloads (VXLAN, NVGRE, Geneve)
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Security: Hardware encryption & offloads
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Latency: Ultra-low, optimized for HPC and data center workloads
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Power Efficiency: Designed for low power consumption
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Warranty: Manufacturer Warranty Included
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