Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Dell 71C1T ConnectX-5 CX516A Dual Port 100GB QSFP28 Network Adaptor
- Dual Port 100GbE Network Adapter
- Based on Mellanox ConnectX-5 CX516A controller
- QSFP28 connectors
- PCIe Gen4 x16 interface
- Supports 100 Gigabit Ethernet speeds
- RDMA (RoCE) and NVMe-oF support
- Ideal for AI/ML, HPC, and storage workloads
Was $502.00 · You save $0.00
Key specifications
See full specs ↓- Part Number
- 71C1T
- Product Type
- Network Adapter
- Controller
- Mellanox ConnectX-5 CX516A
- Ports
- 2 x 100GbE QSFP28
- Interface
- PCIe Gen4 x16
- Speed
- 100 Gbps per port
Product details
The Dell 71C1T is a ConnectX-5 CX516A dual-port network adapter, offering high-speed 100GbE connectivity via QSFP28 interfaces. This PCIe adapter is designed for demanding data center and high-performance computing applications.
Technical Information
| Part Number | 71C1T |
| Product Type | Network Adapter |
| Controller | Mellanox ConnectX-5 CX516A |
Additional Specifications
| Ports | 2 x 100GbE QSFP28 |
| Interface | PCIe Gen4 x16 |
| Speed | 100 Gbps per port |
Description
The Dell 71C1T, featuring the Mellanox ConnectX-5 CX516A controller, is a cutting-edge dual-port network adapter designed for extreme performance in data-intensive environments. It provides two 100 Gigabit Ethernet (100GbE) ports, each utilizing QSFP28 connectors, enabling exceptionally high bandwidth and low latency communication. This adapter is built on the PCIe Gen4 x16 interface, offering the maximum throughput required for the most demanding applications in high-performance computing (HPC), artificial intelligence (AI), machine learning (ML), and advanced storage solutions. Leveraging the capabilities of the ConnectX-5 architecture, the 71C1T adapter supports advanced features such as Remote Direct Memory Access (RDMA) over Converged Ethernet (RoCE) and NVMe over Fabrics (NVMe-oF). These technologies significantly reduce CPU overhead and latency by allowing direct memory access between hosts and storage, accelerating data transfers and improving application responsiveness. The adapter also includes hardware offloads for various networking protocols, further enhancing system efficiency. This network adapter is engineered for scalability and performance, making it an ideal choice for modern data centers and research institutions that require the highest levels of network throughput and efficiency. Its dual-port configuration provides flexibility for network design, enabling high-speed interconnects or redundant network paths. The Dell 71C1T represents a significant advancement in network adapter technology, delivering the speed and intelligence needed for next-generation computing workloads.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for 71C1T.


