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Item #:
198361101
Mellanox ConnectX-4 Lx EN - Network adapter - PCIe 3.0 x8 - 25 Gigabit Ethernet x 2
Item #:
198361101
SAR 607
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Imported from UK store
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Order now and get it around Friday, October 30
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ConnectX-4 Lx EN improves network performance by increasing available bandwidth while decreasing associated transport load on the CPU. It also introduces multi-host technology, which reduces CAPEX and OPEX costs without compromising on network performance.
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What Stands Out
High-Speed Connectivity
Supports 25 Gigabit Ethernet, delivering exceptional data transfer rates, ideal for data-intensive applications and reducing latency in high-performance computing environments.
Multi-Port Design
Equipped with two 25GbE ports, this adapter enhances network flexibility, allowing for redundancy and increased bandwidth to optimize network performance.
PCIe Compatibility
Compatible with PCIe 3.0 x8, ensuring easy integration into various systems, offering users an upgrade path while maintaining high throughput and low latency.
Product Details
| Brand Name | Mellanox |
| Unit Count | 2.0 count |
| Global Trade Identification Number | 07290107197861 |
| Manufacturer | INGB9 Music Vendor Code |
| Box Contents | Mellanox network adapter |
| Item Type Name | ConnectX-4 Lx EN Network Adapter |
| Model Number | MCX4121A-ACAT |
| Manufacturer Part Number | MCX4121A-ACAT |
| Item Weight | 82 g |
| Hardware Interface | PCIE x 8 |
| Compatible Devices | Desktop |
| Data Link Protocol | Ethernet, Gigabit Ethernet |
| Data Transfer Rate | 25600 Megabits Per Second |
| Compatible Operating System Family | Linux, Windows |
| Color | Green |
| Brand | Mellanox |
| Colour | Green |
Who Should Buy?
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Data Centers
Ideal for data center environments requiring high-speed, low-latency Ethernet connectivity for servers and storage systems.
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Enterprise Networks
Perfect for enterprises needing reliable, high-performance networking solutions for demanding applications and large data transfers.
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Virtualization Hosts
Greatly benefits virtualization hosts needing efficient and fast network connectivity to support multiple virtual machines.
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Home Users
Not suitable for typical home users who require standard networking capabilities without advanced features and high costs.
Product Description
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Mellanox MCX4121A-ACAT Editorial Review
Mellanox ConnectX-4 Lx EN - Network Adapter - PCIe 3.0 X8 - 25 Gigabit Ethernet X 2 is designed for high-performance networking, making it ideal for desktop applications. This network adapter delivers an impressive data transfer rate of 25600 Megabits Per Second, ensuring speedy and efficient data handling. With compatibility across both Linux and Windows operating systems, it supports a variety of users. Many users appreciate the easy installation and robust performance, which allows for seamless connectivity and enhanced productivity. Additionally, the sleek green design adds an aesthetic touch to your setup.
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Pros
- High data transfer rate of 25600 Mbps
- Supports both Linux and Windows systems
- Compatible with desktop devices
- Easy installation process
- Compact and lightweight design
Cons
- Requires PCIe x8 slot for installation
Platform Trust & Buyer Confidence
E
Essam
Verified buyer
“Perfect service and fast delivery.”
16 July 2026 · via Trustpilot
MG
Mohamed
Verified buyer
“We feel very good about the delivery time, and the materials we received matched our order.”
14 July 2026 · via Trustpilot
FS
Farrah
Verified buyer
“Thank you to the entire Ubuy Team for helping in the delivery of my order # 62608822717. All items were of very good quality. A happy and loyal customer.”
27 August 2026 · via Trustpilot
RA
Rizwan
Verified buyer
“EXCELLENT SERVICE AND DELIVERED THE ITEM ON TIME & DATE.”
03 September 2026 · via Trustpilot
SP
Sheikh
Verified buyer
“Nice Products, Good Prices. Great service!”
16 September 2026 · via Trustpilot
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Features & Benefits
- Significant throughput and latency improvements.
- Increases available bandwidth while decreasing transport load on the CPU.
- Introduces multi-host technology for maximum CAPEX and OPEX savings.
- Smart interconnect for various compute and storage platforms.
- Industry-leading performance for web access and storage.
- Cutting-edge virtualized overlay network performance.
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