Mellanox ConnectX-5 EN Network Interface Card
Best high performance networking for demanding server and data center applications.
This card is the gold standard for anyone pushing massive datasets through machine learning or storage clusters. By offloading complex networking tasks directly to the hardware, it slashes latency to near-zero levels. You sacrifice simplicity for raw, uncompromising throughput, but for high-performance computing, it is the only way to keep data moving at speed.
$1277.99
at
Newegg
Who it's for
- Data center operators, HPC engineers, cloud infrastructure architects.
- IT managers optimizing server performance, virtualization specialists.
- System administrators scaling virtualized platforms, enterprise IT departments.
Who should skip it
- Budget-constrained IT departments, small to medium-sized businesses.
- General IT staff, network engineers new to advanced NICs.
- Home users, small office networks, those with basic connectivity needs.
Performance breakdown
Data Throughput
Dual 100GbE ports deliver massive bandwidth for the most demanding network environments.
Latency Efficiency
Sub-600 ns response times ensure near-instantaneous data movement for critical applications.
Offload Capability
Advanced hardware offloads significantly reduce CPU overhead during complex data transfers.
Scalability
Designed to handle high message rates essential for growing compute clusters.
Protocol Support
Robust compatibility with RoCE and NVMe over Fabric optimizes modern storage architectures.
Build Robustness
Engineered for high-performance computing stability in rigorous, continuous-uptime data centers.
Key Specs
Brand
MELLANOX
Model
ConnectX-5 EN
Weight
488 grams
Interface Type
Ethernet
Connector Type
QSFP28
Number of Ports
2
Supported Speeds
100GbE
Ethernet Standards
100GbE
Max Data Rate
100 Gbps
Latency
sub-600 ns
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