
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Dell MCQH29-XDR Mellanox ConnectX-2 2 x Ports 40Gb InfiniBand Host Bus Adapter
- Mellanox ConnectX-2 Technology
- 2 x 40Gb InfiniBand Ports
- Host Bus Adapter (HBA)
- High-performance computing (HPC) ready
- Low latency interconnect
- Ideal for data-intensive workloads
MCQH29-XDR isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Chipset
- Mellanox ConnectX-2
- Port Configuration
- 2 x 40Gb InfiniBand
- Interface
- PCI Express
- Type
- Host Bus Adapter (HBA)
- Application
- High-Performance Computing (HPC)
Product details
The Dell MCQH29-XDR, featuring Mellanox ConnectX-2 technology, is a dual-port 40Gb InfiniBand Host Bus Adapter. It is designed for high-performance computing and data-intensive applications requiring extremely fast interconnect speeds.
Technical Information
| Chipset | Mellanox ConnectX-2 |
| Port Configuration | 2 x 40Gb InfiniBand |
| Interface | PCI Express |
Additional Specifications
| Type | Host Bus Adapter (HBA) |
| Application | High-Performance Computing (HPC) |
Description
The Dell MCQH29-XDR is a high-performance Host Bus Adapter (HBA) equipped with Mellanox ConnectX-2 technology, delivering exceptional speed and efficiency for demanding network environments. This adapter features two 40Gb InfiniBand ports, providing a total bandwidth of 80Gb/s, which is critical for applications requiring ultra-low latency and high throughput. InfiniBand is a specialized networking technology often found in high-performance computing (HPC) clusters, large-scale data analytics, and financial modeling environments where every microsecond of latency counts. The ConnectX-2 chipset is known for its advanced features, including hardware offloads for InfiniBand protocols, which reduce CPU utilization and further enhance performance. This allows the host system's CPU to focus on application processing rather than network overhead. The dual-port design offers redundancy and increased bandwidth aggregation capabilities, providing flexibility and resilience for critical network connections. Designed as a Host Bus Adapter, the MCQH29-XDR integrates directly into a server's PCI Express slot, providing a direct and high-speed pathway to the system's memory and CPU. Its primary use case is to facilitate extremely fast communication between compute nodes in a cluster or between servers and high-speed storage systems. This makes it an indispensable component for organizations pushing the boundaries of computational power and data processing.
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 MCQH29-XDR.

