IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC Price in Bangladesh
The IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC is a high-performance enterprise-grade PCIe Ethernet adapter designed for modern data centers, cloud computing infrastructure, virtualization platforms, AI workloads, and enterprise networking environments. Powered by NVIDIA Mellanox ConnectX-4 Lx technology, this advanced network interface card delivers ultra-fast 25GbE networking with low latency, optimized bandwidth management, and enterprise-class reliability.
Featuring dual SFP28 ports, the MCX4121A-ACAT adapter supports 1GbE, 10GbE, and 25GbE Ethernet connectivity over optical transceivers and DAC cables. Built with PCIe Gen3 x8 architecture, this Mellanox NIC ensures high throughput, reduced CPU utilization, advanced virtualization acceleration, and stable networking performance for mission-critical applications.
NVIDIA documentation confirms the ConnectX-4 Lx EN adapter supports dual-port 25GbE SFP28 networking with PCIe 3.0 x8 architecture and advanced offload technologies.
This enterprise network adapter is ideal for high-speed storage networking, virtualization, cloud hosting, AI infrastructure, database clusters, and large-scale enterprise server deployments.
Full Specifications of IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC
General Specifications
- Model: MCX4121A-ACAT
- Product Type: Dual-Port 25GbE PCIe Network Adapter
- Controller: Mellanox ConnectX-4 Lx EN
- Interface: PCI Express 3.0 x8
- Port Configuration: 2 x SFP28 Ports
- Ethernet Speed: 1GbE / 10GbE / 25GbE
- Form Factor: PCIe Plug-in Card
- Bracket Type: Tall / Full Height Bracket
Networking Features
- Dual-port 25GbE SFP28 connectivity
- Supports 1GbE, 10GbE, and 25GbE networking
- Jumbo frame support
- VLAN tagging support
- PXE boot support
- SR-IOV virtualization support
- RDMA over Converged Ethernet (RoCE)
- VXLAN and NVGRE support
- GPUDirect technology
- Advanced congestion control
PCIe & Architecture
- PCIe Gen3 x8 interface
- High-bandwidth architecture
- Low-latency communication
- Multi-queue networking support
- Enterprise packet processing acceleration
Connectivity Support
- SFP28 Optical Transceivers
- SFP+ Modules
- DAC (Direct Attach Copper) Cables
- Fiber optic networking infrastructure
Performance Features
- Up to 25Gbps per port
- 75 million packets per second throughput
- Reduced CPU overhead
- Enterprise-grade reliability
- Stable 24/7 operation
Supported Operating Systems
- Windows Server
- Linux Server
- VMware ESXi
- Enterprise virtualization platforms
- Cloud infrastructure systems
Compatibility
- IBM Enterprise Servers
- Lenovo ThinkSystem Servers
- PCIe Gen3 x8 / x16 Systems
- Enterprise Rack Servers
- Data Center Networking Infrastructure
NVIDIA and IBM documentation confirm support for sub-microsecond latency, 25GbE networking, RoCE, SR-IOV, and PCIe Gen3 x8 compatibility.
Best Applications for IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC in Bangladesh
Enterprise Data Centers
Perfect for enterprise-grade networking and mission-critical server communication.
Cloud Computing Infrastructure
Ideal for cloud hosting providers and scalable enterprise cloud environments.
Virtualization Platforms
Excellent for VMware, Hyper-V, and Linux virtualization with SR-IOV acceleration.
AI & Machine Learning Workloads
Supports ultra-fast networking for GPU clusters and AI computing environments.
Storage Networking
Reliable low-latency connectivity for SAN, NAS, and storage systems.
Database & Analytics Servers
Provides high-bandwidth networking for database communication and big data processing.
Telecommunication Infrastructure
Suitable for telecom networking and carrier-grade infrastructure environments.
Financial & Banking Systems
Secure and stable high-speed networking for enterprise financial applications.
How to Install IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC
Step 1: Shut Down the Server
Turn off the server completely and disconnect all power cables.
Step 2: Open the Server Chassis
Remove the server cover carefully following hardware maintenance guidelines.
Step 3: Locate PCIe Slot
Find an available PCIe Gen3 x8 or x16 slot.
Step 4: Install the Network Adapter
Insert the MCX4121A-ACAT adapter firmly into the PCIe slot and secure it properly.
Step 5: Install SFP28 Modules
Insert compatible SFP28 optical transceivers or DAC cables into the ports.
Step 6: Reassemble the Server
Close the chassis and reconnect all power connections.
Step 7: Install Drivers
Install Mellanox drivers and firmware updates for optimal performance.
Step 8: Configure Network Settings
Configure VLANs, IP addresses, and advanced networking features.
Step 9: Verify Connectivity
Test 10GbE or 25GbE network connectivity and throughput.
Compatibility Devices for IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC
The MCX4121A-ACAT network adapter is compatible with:
- IBM Enterprise Servers
- Lenovo ThinkSystem Servers
- PCIe Gen3 x8 / x16 Systems
- Enterprise Rack Servers
- VMware Virtualization Platforms
- Linux Enterprise Servers
- Windows Server
- SFP28 Optical Modules
- SFP+ Transceivers
- DAC Cables
- 25GbE Network Switches
- Data Center Networking Infrastructure
IBM documentation confirms support for PCIe Gen3 x8 architecture and enterprise server environments.
Why Choose IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC?
Ultra-Fast 25GbE Networking
Provides high-speed 25 Gigabit Ethernet connectivity for enterprise workloads.
Advanced Virtualization Support
Supports SR-IOV, RoCE, VXLAN, and GPUDirect technologies.
Enterprise-Class Reliability
Designed for mission-critical data center and enterprise networking operations.
Low-Latency Performance
Optimized for ultra-fast communication and reduced CPU utilization.
Flexible SFP28 Connectivity
Supports optical transceivers, DAC, and fiber networking solutions.
Scalable Infrastructure
Ideal for AI, cloud computing, virtualization, and storage networking expansion.
Where to Buy IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC in Bangladesh
Get the original IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC from authorized Datacom Technologies (BD) — 100% genuine product with full warranty and technical support. Buy IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC at the best price in Bangladesh from Datacom. You can get original Mellanox enterprise server networking adapters from Datacom Technologies (BD). We have a large collection of latest 25GbE NIC cards, SFP28 adapters, enterprise server accessories, and data center networking hardware to purchase. Order online or visit our Datacom shop at Elephant Road, Dhaka to get the best price. The IBM Mellanox ConnectX-4 Lx MCX4121A-ACAT Dual-Port 25GbE NIC is available with a 1-year warranty.
Why Buy from Datacom Technologies (BD)?
100% Genuine Products
We provide authentic enterprise networking products with official warranty support.
Best Price in Bangladesh
Competitive pricing for Mellanox and IBM server network adapters.
Professional Technical Support
Expert support for installation, compatibility checking, and networking configuration.
Large Enterprise Hardware Collection
Available products include:
- 25GbE Network Cards
- SFP28 PCIe Adapters
- Mellanox Server NIC Cards
- Enterprise Switches
- RAID Controllers
- Enterprise SSDs
- Server Processors
- Data Center Networking Equipment
Fast Nationwide Delivery
Quick and secure delivery service across Bangladesh.
Get in Touch with Datacom Technologies (BD)
-750x250.png "Datacom Technologies (BD)"){kind=logo}
