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The NVIDIA Mellanox BlueField-3 B3140H network adapter is designed to deliver ultra-high-speed connectivity with a single 400Gb/s port using QSFP112 technology. It combines powerful data processing with security features, making it ideal for environments that require both speed and encryption.

Often found in data centers and high-performance computing setups, this card helps offload network, storage, and security tasks from the host CPU, freeing up resources and improving overall system efficiency. It's built for IT professionals and engineers managing demanding workloads where both throughput and data protection are critical.

Key Features

• High-bandwidth 400Gb/s connectivity via QSFP112
• Utilizes PCI Express 5.0 x16 interface for low latency and fast data exchange
• Incorporates BlueField-3 B3140H SoC for advanced acceleration
• Supports hardware-based cryptographic operations to secure data
• Designed with a half-height, half-length (HHHL) form factor and tall bracket for versatile installation

This adapter is commonly deployed in cloud infrastructure, AI workloads, and secure networking environments where high throughput and encryption are essential. Real-world use cases include data center networking, storage networking, and application acceleration where reducing CPU load and enhancing security matter.