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| Categories | Mellanox Network Card | 
|---|---|
| Brand Name: | Mellanox | 
| Model Number: | MCX653105A-HDAT-SP | 
| MOQ: | 1pcs | 
| Price: | Negotiate | 
| Payment Terms: | T/T | 
| Packaging Details: | outer box | 
| Supply Ability: | Supply by project/batch | 
| products Status: | Stock | 
| Application: | Server | 
| Condition: | new and original | 
| Type: | wired | 
| Max Speed: | Up to 200 Gb/s | 
| Ethernet Connector: | QSFP56 | 
| model: | MCX653105A-HDAT-SP | 
| name: | Mellanox MCX653105A-HDAT-SP Secure Boot Root Of Trust Crypto Acceleration For Server | 
| Delivery Time: | Based on inventory | 
| Company Info. | 
| Hong Kong Starsurge Group Co., Limited | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
The NVIDIA ConnectX-6 MCX653105A-HDAT represents the pinnacle of networking technology, delivering unprecedented 200Gb/s throughput with advanced in-network computing capabilities. This high-performance network card is engineered for the most demanding HPC, AI, and cloud data center environments.
200Gb/s per port bandwidth with extremely low latency and high message rate
Hardware offloads for RDMA, encryption, and in-network computing
Block-level AES-XTS encryption with FIPS compliance
| Specification | Value | 
|---|---|
| Model Number | MCX653105A-HDAT | 
| Data Rate | Up to 200Gb/s per port | 
| Interface | PCIe Gen 3.0/4.0 x16 | 
| Ports | Dual QSFP56 | 
| Protocols | InfiniBand, Ethernet | 
| Message Rate | Up to 215 million messages/sec | 
| Encryption | Hardware XTS-AES 256/512-bit | 
High-performance computing environments
Deep neural network training
Hyperscale cloud infrastructure
NVMe over Fabrics implementations
The ConnectX-6 adapter supports x86, Power, and Arm-based servers with PCIe Gen 3.0 or 4.0 slots. It is compatible with most major Linux distributions, Windows Server, and VMware environments.
Yes, the MCX653105A-HDAT model supports both InfiniBand and Ethernet protocols, providing flexibility in network architecture design.
For 200Gb/s operation, you will need QSFP56 DAC cables or appropriate optical transceivers and fiber cables rated for 200Gb/s data rates.
Absolutely. The ConnectX-6 nic card is specifically designed for AI and machine learning workloads, providing the high throughput and low latency required for distributed training tasks.

With over a decade of industry experience, we operate extensive manufacturing facilities supported by a robust technical team. Our company has established a significant customer base and accumulated substantial expertise in providing high-quality networking solutions at competitive prices.
Our product portfolio includes leading brands such as Mellanox (now part of NVIDIA), Ruckus, Aruba, and Extreme Networks. We specialize in original brand new networking equipment including switches, network card products, wireless access points, controllers, and cabling solutions.
With millions of units in inventory, we can supply various product types in large quantities. Our commitment extends beyond delivery to include 24/7 customer consultation and technical support. Our professional sales and engineering teams have earned an excellent reputation in global markets.
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