Brand: Mellanox (NVIDIA) · SKU: MCX516A-CCHT · MPN: MCX516A-CCHT · Category: Components
The Mellanox ConnectX-5 EN MCX516A-CCHT is a network adapter featuring dual QSFP28 ports, each capable of up to 100Gbps connectivity, and utilizes a PCIe 3.0 x16 host interface. This model includes host management capabilities and UEFI Enabled support, making it suitable for high-bandwidth, low-latency networking tasks in data center, cloud, storage, and enterprise environments. It is built on the ConnectX-5 architecture, supporting advanced features like RoCEv2, SR-IOV, NVMe over Fabric target offloads, and Open vSwitch offloads to improve infrastructure efficiency and reduce CPU consumption. The card comes in a low-profile form factor and is listed as being shipped with a tall bracket mounted and a short bracket as an accessory in some configurations.
| Ports | Dual (2) QSFP28 |
|---|---|
| Latency | 750ns |
| Form Factor | Low-profile |
| Product Line | ConnectX-5 EN |
| Host Interface | PCIe 3.0 x16 |
| Max Port Speed | 100GbE per port |
| Special Feature | Host Management, UEFI Enabled |
| Message Rate (DPDK) | Up to 200 million Mpps (Gen 4.0) |
| Media Type Supported | Optical Fiber (Connectors support copper and optical) |
| Warranty | Varies by Seller (Contact Seller directly for warranty information on refurbished units) |
| Weight | 5.00 lbs (Refurbished listing) |
| Dimensions | 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile |
The MCX516A-CCHT is an intelligent, dual-port 100GbE network adapter based on the NVIDIA Mellanox ConnectX-5 architecture. It is engineered to provide high throughput and low latency for demanding network and storage workloads by offering advanced hardware offloads, including support for RoCE, NVMe over Fabric, and Open vSwitch. The low-profile design and included brackets (tall mounted, short accessory) allow for flexible deployment in various server chassis.
Yes, this Mellanox ConnectX-5 EN Dual-Port 100GbE QSFP28 Network Adapter with Host Management and UEFI Enabled (MCX516A-CCHT) is 100% genuine Mellanox (NVIDIA) hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Mellanox ConnectX-5 EN Dual-Port 100GbE QSFP28 Network Adapter with Host Management and UEFI Enabled includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the MCX516A-CCHT.