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ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT

ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT

ConnectX-4 Lx EN Mellanox Card

Mellanox Card MCX4121A-XCAT


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Mellanox ConnectX-4 Lx EN Network Adapter MCX4121A-XCAT Mellanox Network Card
Mellanox Network Card
Product Description


Mellanox ConnectX-4 Lx EN Network Adapter MCX4121A-XCAT Mellanox Network Card

Mellanox Network Card MCX4121A-XCAT Product Description

Innovative Mellanox Multi-Host technology enables data centers to design and build scale-out heterogeneous compute and storage racks, with direct connectivity between compute elements and the network. Significantly improving cost savings, flexibility, and total cost of ownership, Mellanox MultiHost technology provides better power and performance, while achieving maximum data processing and data transfer at minimum capital and operational expenses.


ConnectX-4 Lx EN MCX4121A-ACAT network interface card with 25Gb/s Ethernet connectivity enables data centers to leverage leading interconnect adapters to increase their operational efficiency to improve server utilization and maximize application productivity, while reducing total cost of ownership (TCO). Meets the needs of a variety of demanding markets and applications.


CPU Offloads 

RDMA over Converged Ethernet (RoCE)

TCP/UDP/IP stateless offload

LSO, LRO, checksum offload

RSS (can be done on encapsulated packet), TSS, VLAN insertion/ stripping, Receive flow steering

Intelligent interrupt coalescence


* 1/10 Gb/s speeds
* Single and dual-port options
* Virtualization
* Low latency RDMA over Converged Ethernet (RoCE)
* Multi-Host technology connects up to 4 independent hosts
* CPU offloading of transport operations
* Application offloading
* PeerDirect communication acceleration
* Hardware offloads for NVGRE, VXLAN and GENEVE encapsulated traffic
* End-to-end QoS and congestion control
* Hardware-based I/O virtualization
* RoHS compliant
* ODCC compatible
* Various form factors available

Our Services & Strength
you should get help with mellanox network card from Starsurge Group:
✔️ Knowledgeable sales team
✔️ Thousands of items in stock
✔️ Great market prices
✔️ Top quality products with warranties

Mellanox Network Card MCX4121A-ACAT parameter form

Application Server
Type Wired
Kind Internal
Transmission Rate 25GbE
Interface Type PCI EXPRESS
Model Number MCX4121A-ACAT
Ports dual
PCI 3.0 x8


ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT 0ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT 1ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT 2ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT 3




ConnectX-4 Lx EN Mellanox Card Network Adapter MCX4121A-XCAT 4

1. who are we?

HK Starsurge Group Co. is a leading and professional supplier into networking solution. From the highly trained shipping specialists, to the talented technicians, salespeople, and customer service reps, we work round the clock to provide complete service solutions and guaranteed customer satisfaction.

we have enjoyed a big market in Asia(30.00%), the Middle East(15.00%), South America(20.00%), Europe(34.00%), Oceania(2.00%),  Africa(15.00%) and USA (5%) other countries and regions. 

Now our core business : mellanox network switch, mellanox network card, mellanox cable ect. Warmly welcome you to negotiate business with us. Your needs will be replied in 24 hours!


2. What can we do for you?

1. Brand new quality ensured

2. Within 5 working days Lead Time

3. New In Box With Years Warranty, Pulled Condition With Months Warranty

4. Shipping Available for Freight Collect

5. Request Replied Within 12Hours


3.what can you buy from us?

Mellanox, Aruba, Rukus, Extreme brand products, including switches, network cards, cables, Access Point, etc. 


4. why should you buy from us not from other suppliers?

1) 24 Hours Sevice. All requests will be replied within 24 hours.

2) 48 Hours Delivery. Most items will be shipped within 48 hours.

3) Various shipping terms. SF, DHL, FedEx,  air/ land/ sea transportations.

4) Secure Packaging. All equipmemt is packaged securely by tranied professional with foam, bubble bag and double-walled carton.

5) Good Warranty. 1-3 years Warranty service covered for new items.

6) One stop source.  network switch, network cable and network card ect.


5. what services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW;

Accepted Payment Currency:USD,EUR,HKD,CNY;

Accepted Payment Type: T/T,MoneyGram,Credit Card,Western Union,Cash,Escrow;

Language Spoken: English, Chinese

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