MCX4121A-XCHT 3050m 10GBPS Mellanox Network Card Chip MCX4121A-XCHT
Product Details:
Brand Name: | Mellanox |
Model Number: | MCX4121A-XCHT |
Document: | connectx-4-lx-en-card.pdf |
Payment & Shipping Terms:
Minimum Order Quantity: | 1pcs |
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Price: | Negotiate |
Packaging Details: | outer box |
Payment Terms: | T/T |
Supply Ability: | Supply by project/batch |
Detail Information |
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Products Status: | Stock | Application: | Server |
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Interface Type:: | Network | Ports: | Dual |
Max Speed: | 10GbE | Type: | Wired |
Condition: | New And Original | Model: | MCX4121A-XCHT |
Highlight: | 10GBPS Mellanox Network Card,3050m Mellanox Network Card,MCX4121A-XCHT |
Product Description
NVIDIA Mellanox ConnectX-4 Lx EN MCX4121A-XCHT: Dual-Port 10GbE Ethernet Adapter Card
Product Overview
The NVIDIA Mellanox ConnectX-4 Lx EN MCX4121A-XCHT is a cost-effective dual-port 10GbE network adapter designed for modern data centers and enterprise environments. This efficient network card delivers reliable performance with comprehensive hardware offload capabilities, making it ideal for virtualized infrastructure, cloud applications, and storage platforms. Featuring advanced Multi-Host technology and robust virtualization support, this NIC card provides exceptional value for organizations seeking to optimize their network infrastructure.
Key Characteristics
- Dual SFP28 ports supporting 10/1 GbE speeds with auto-negotiation
- PCI Express 3.0 x8 host interface with efficient bandwidth utilization
- Multi-Host technology supporting up to 4 independent host connections
- Hardware offloads for overlay networks including VXLAN and NVGRE
- SR-IOV virtualization with up to 256 virtual functions
Advanced Technologies
This network adapter incorporates several innovative technologies that enhance performance and efficiency:
- Multi-Host Technology: Connects up to 4 independent hosts to a single network card
- RoCE Support: RDMA over Converged Ethernet for low-latency data transfer
- Hardware Offload Engines: Dedicated processors for overlay network encapsulation
- Advanced Virtualization: SR-IOV with hardware-based isolation and protection
- Quality of Service: End-to-end QoS and congestion control mechanisms
Operational Framework
The ConnectX-4 Lx EN network card operates through an efficient architecture that offloads network processing tasks from host CPUs. The adapter features dedicated hardware engines for protocol processing and traffic management. For overlay networks, the NIC card performs encapsulation and decapsulation of VXLAN and NVGRE packets at line rate, maintaining performance while enabling network scalability. The Multi-Host technology allows multiple servers to share a single network card while maintaining complete isolation and independent management.
Application Environments
Virtualized Infrastructure
Ideal for server virtualization environments requiring efficient resource utilization.
Cloud Platforms
Perfect for cloud service providers needing cost-effective networking solutions.
Enterprise Networks
Suited for business environments requiring reliable 10GbE connectivity.
Technical Specifications
Specification | Details |
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Model Number | MCX4121A-XCHT |
Form Factor | PCIe HHHL |
Data Rates | 10/1 GbE per port |
Host Interface | PCIe 3.0 x8 |
Port Configuration | 2 x SFP28 |
Multi-Host Support | Up to 4 independent hosts |
Virtualization | SR-IOV with 256 VFs |
OS Compatibility | Linux, Windows, VMware, FreeBSD |
Competitive Advantages
- Multi-Host Capability: Significant cost savings by connecting multiple hosts to a single network card
- Cost-Effective Performance: Optimal balance of performance and affordability for 10GbE deployments
- Advanced Offload Capabilities: Reduces CPU utilization through hardware acceleration
- Enhanced Virtualization: Comprehensive SR-IOV support for virtualized environments
- Flexible Deployment: Multiple form factor options for different server configurations
Service & Support
We provide comprehensive support services including full product warranty, technical consultation, and integration assistance. Our team offers 24/7 customer support to ensure seamless deployment and operation. With extensive inventory and efficient logistics network, we guarantee timely delivery and responsive technical support throughout the product lifecycle.
Frequently Asked Questions
Q: How does Multi-Host technology work with this network card?
A: The Multi-Host feature allows up to 4 independent servers to connect to a single adapter, reducing hardware costs and complexity.
Q: Can this adapter be upgraded to higher speeds in the future?
A: While this specific model supports 10/1 GbE, the SFP28 ports provide flexibility for future connectivity options.
Q: Does this NIC card support RDMA over Ethernet?
A: Yes, the adapter supports RoCE (RDMA over Converged Ethernet) for low-latency applications.
Q: What server types are compatible with Multi-Host technology?
A: The technology supports heterogeneous environments including x86, Power, Arm, and GPU-based servers.
Installation & Compatibility Notes
- Ensure proper PCIe slot compatibility (x8 electrical interface required)
- Verify server chassis clearance for HHHL form factor installation
- Use qualified SFP28 optical transceivers or DAC cables for optimal performance
- Update to latest firmware and drivers for full feature availability
- Follow ESD precautions during handling and installation procedures
Company Profile

With over a decade of industry experience, we operate extensive manufacturing facilities supported by a highly skilled technical team. As an authorized distributor of leading networking brands including NVIDIA Mellanox, Ruckus, Aruba, and Extreme Networks, we provide authentic products with comprehensive warranty coverage.
Our inventory management system maintains over 10 million units, encompassing network switches, adapter cards, wireless solutions, and connectivity products. We implement rigorous quality control measures and offer competitive pricing alongside exceptional technical support services. Our global distribution network ensures reliable delivery to customers worldwide.