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Mellanox MCX512A-ACUT CONNECTX-5 EN Network Adapter Interface Card 25GBE Dual-Port SFP28 PCIE3X8

**Mellanox MCX512A-ACUT ConnectX-5 EN 25GbE Dual-Port Network Adapter**
High-performance PCIe 3.0 x8 NIC delivering 25Gb/s per port for ultra-low latency, high-throughput data transfer. Features dual SFP28 ports, hardware offloads (RDMA/RoCE), and PCIe Gen3 compatibility for seamless integration. Optimized for cloud, AI, and storage workloads, it reduces CPU overhead while ensuring energy efficiency. Unique selling points include advanced virtualization (SR-IOV), NVMe over Fabrics support, and Mellanox’s proven reliability in demanding enterprise/data center environments. Ideal for scalable, future-proof networking with minimal latency and maximum ROI.

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Main Specifications

Device Type: Network Adapter

Form Factor: Plug-in Card

Interface (bus) Type: Pci Express 3.0 X16

Pci Specification Revision: Pcie 3.0

Ports: 25 Gigabit Sfp28 X 2

Dimensions (wxdxh): 5.6 In X 2.7 In

Data Link Protocol: Gige, 10 Gige, 25 Gigabit Lan

Data Transfer Rate: 25 Gbps

Network / Transport Protocol: Tcp/ip, Udp/ip, Iscsi

Compliant Standards: Ieee 802.1q, Ieee 802.1p, Ieee 802.3ad (lacp), Ieee 802.3ae, Ieee 802.3ap, Ieee 802.3az, Ieee 802.1ax, Ieee 802.1qbb, Ieee 802.1qaz, Ieee 802.1qau, Ieee 802.1qbg, Ieee 1588v2, Ieee 802.3by

Condition: Brand New
Availability: In Stock.

Brand

Mellanox

Products Status

New

Application

Server

Part Number

MCX512A-ACUT

Host Interface

PCIe 3.0 x16

Quantity of Ethernet LAN Ports (RJ-45/SFP/SFP+)

2-Ports

Type of Expansion Slots

SFP28

Wireless Data Rate

25 Gbit/s

Product Line

ConnectX-5

Media Standard

Optical Fiber

Product Type

25 Gigabit Ethernet Card

Compliance Standards

RoHS, WEEE

Card Height

Low-profile

Form Factor

Plug-in Card

Assembly Required

Yes

Eco Friendly

Yes

Technology Standard

25GBase-SR

Quantity of Total Networks Ports

2

Q1: ls the product original ?

A1 : Yes, all of our products are orginal. We have our own QC team who will strictly check product quality before shipment.

Q2. Payment methods?

We accept T/T, PayPal, Alibaba ect.

Q3. Shipping methods?

We have long term business-ship with FedEx, UPS and DHL with favorble price. You can choose any shipping method mentioned above based on your ease. You can also use your own shipping account or shipping forwarder.

Q4. How long is the lead time?

Usually 1-3 working days after payment. Feel free to send me exact models for checking.

Q5. How long is the warranty period?

Different products have different warranty periods. Usually 1~3 years warranty.

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