---
product_id: 45385421
title: "Mellanox Connectx-3 Pro - Network Adapter - PCI Express 3.0 X8-10 Gigabit Ethernet (MCX312B-XCCT)"
brand: "mellanox"
price: "$U36218"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/45385421-mellanox-connectx-3-pro-network-adapter-pci-express-3-0
store_origin: UY
region: Uruguay
---

# Up to 56 Gb/s blazing speed PCIe 3.0 x8 ultra-low latency Optimized for cloud & virtualization Mellanox Connectx-3 Pro - Network Adapter - PCI Express 3.0 X8-10 Gigabit Ethernet (MCX312B-XCCT)

**Brand:** mellanox
**Price:** $U36218
**Availability:** ✅ In Stock

## Summary

> 🚀 Power your data center with Mellanox ConnectX-3 Pro — where speed meets scalability!

## Quick Answers

- **What is this?** Mellanox Connectx-3 Pro - Network Adapter - PCI Express 3.0 X8-10 Gigabit Ethernet (MCX312B-XCCT) by mellanox
- **How much does it cost?** $U36218 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/45385421-mellanox-connectx-3-pro-network-adapter-pci-express-3-0)

## Best For

- mellanox enthusiasts

## Why This Product

- Trusted mellanox brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Future-Proof Your Network:** Stay competitive with a versatile adapter supporting 10/40/56 GbE speeds across platforms.
- • **Blazing 56 Gb/s Throughput:** Experience lightning-fast data transfer that keeps your enterprise ahead of the curve.
- • **Enterprise-Grade Reliability:** Built for mission-critical data centers and HPC clusters where downtime is not an option.
- • **Seamless PCIe 3.0 x8 Integration:** Maximize bandwidth with next-gen connectivity designed for demanding server environments.
- • **Virtualization-Ready Architecture:** Accelerate virtual overlay networks and I/O consolidation for cloud-scale efficiency.

## Overview

The Mellanox ConnectX-3 Pro MCX312B-XCCT is a high-performance PCI Express 3.0 x8 network adapter delivering up to 56 Gb/s Ethernet connectivity. Engineered for enterprise data centers, HPC, and cloud environments, it features hardware offloads for virtualization acceleration and I/O consolidation, ensuring ultra-low latency and robust network performance.

## Description

Connectx-3 Pro adapter cards with 10/40/56 Gigabit Ethernet connectivity with hardware offload engines to overlay networks, provide the highest performing and most flexible interconnect solution for PCI Express Gen3 servers used in public and private Clouds, enterprise data centers, and High performance computing.

## Features

- 10/40/56 GB/s connectivity for servers and storage
- World-class cluster, network, and storage performance
- Cutting edge performance in virtualized overlay networks
- I/O consolidation
- Virtualization acceleration

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Mellanox |
| Series | MCX312B |
| Item model number | MCX312B-XCCT |
| Hardware Platform | PC;Unix |
| Item Weight | 5.6 ounces |
| Product Dimensions | 0.5 x 0.5 x 0.5 inches |
| Item Dimensions  LxWxH | 0.5 x 0.5 x 0.5 inches |
| Color | Assorted |
| Batteries | Unknown batteries required. |
| Manufacturer | Mellanox |
| ASIN | B00ICHJDV0 |
| Is Discontinued By Manufacturer | No |
| Date First Available | December 13, 2013 |

## Product Details

- **Brand:** Mellanox
- **Hardware Interface:** Ethernet
- **Color:** Assorted
- **Compatible Devices:** Desktop
- **Data Link Protocol:** IEEE 802.3
- **Data Transfer Rate:** 10240 Megabits Per Second
- **Item Weight:** 5.6 ounces
- **UPC:** 641676216588
- **Global Trade Identification Number:** 07290107197106
- **Manufacturer:** Mellanox

## Images

![Mellanox Connectx-3 Pro - Network Adapter - PCI Express 3.0 X8-10 Gigabit Ethernet (MCX312B-XCCT) - Image 1](https://m.media-amazon.com/images/I/61eDQo3iy9L.jpg)

## Frequently Bought Together

- Mellanox Connectx-3 Pro - Network Adapter - PCI Express 3.0 X8-10 Gigabit Ethernet (MCX312B-XCCT)
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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-29*