Network Card Mellanox Technologies MCX512A-ACAT

Name: Network Card Mellanox Technologies MCX512A-ACAT MCX512A-ACAT
Brand: NVIDIA
SKU: 5883049
Price: 510.49 EUR
Availability: InStock

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Network Card Mellanox Technologies MCX512A-ACAT 25000 Mbit/s Internal Fiber

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Offer for legal entity, cashless payment. Why is an item available only for a legal entity?
This is due to long delivery times and limited product warranties.

Short description

The Mellanox Technologies MCX512A-ACAT is an internal network card designed for high-speed data transfer with a maximum rate of 25000 Mbit/s. It utilizes fiber connectivity technology and connects via PCI Express interface, making it suitable for demanding network environments. This card is ideal for data centers and enterprise applications requiring reliable and fast network performance.

Available for order: 6 pcs.

Warranty: 2 Years

SKU: 5883049

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2b. Kengaraga str., Riga, Latvia, LV-1063

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From 4.99 €

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Product information

Description

The NVIDIA Mellanox MCX512A-ACAT is an internal fiber network adapter built for high-performance environments. It supports RDMA and advanced application offloads to accelerate workloads in HPC, cloud, web and storage platforms, and is engineered to deliver low latency and high message rates for demanding tasks.

Advantages

This network card provides two 100GbE-capable ports, sub-600ns latency, and hardware offloads including PCIe switch and NVMe over Fabrics support. It offers scalable performance for machine learning, data analytics and other high-throughput applications while using a PCI Express interface for server integration.

Suitable for

High-Performance Computing (HPC) clusters
Cloud and Web2.0 platforms
Storage systems with NVMe over Fabrics
Machine learning and data analytics workloads
Data centers and enterprise networking

Key specifications

Interface: PCI Express
Physical connection: internal fiber
Maximum throughput: 25000 Mbit/s (specified model summary)
RDMA-enabled with ConnectX-5 EN features
Two 100Gb Ethernet-capable ports; low sub-600ns latency
Offloads: PCIe switch, NVMe over Fabrics, application offloads
Brand: NVIDIA (Mellanox)
MPN: MCX512A-ACAT

How to use

Install the card into an available PCI Express slot in a compatible server chassis and connect the fiber cabling to the appropriate ports. Configure the host operating system with the recommended NVIDIA/Mellanox drivers and firmware, then enable RDMA and offload features as needed for your workloads. Verify network settings and test throughput and latency with appropriate benchmarking tools before deploying into production.

Usage recommendations

Use certified fiber transceivers and cables, keep drivers and firmware up to date, and consult NVIDIA/Mellanox compatibility matrices for switch and storage integration to ensure full performance and feature support.

Specifications

Connectivity technology:: Wired
Interface:: Fiber
Host interface:: PCI Express
Maximum data transfer rate:: 25000 Mbit/s

All features

Ports & interfaces

Connectivity technology:: Wired
Interface:: Fiber
Host interface:: PCI Express
Internal:: Yes
Fiber ports quantity:: 2
Fiber optic connector:: SFP, SFP+, SFP28

Compliance certificates:: RoHS

Bandwidth

Maximum data transfer rate:: 25000 Mbit/s

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Customer questions

FAQ

How much does the Network Card Mellanox Technologies MCX512A-ACAT cost, and is it available for purchase?

The price is 510.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All NVIDIA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized NVIDIA service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, interface, host interface, maximum data transfer rate, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

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