The AMD Solarflare X4522 is a high-performance, ultra-low latency 2-port 50GbE SFP56 Ethernet adapter designed for electronic trading and HPC environments. It features a PCIe Gen5 x8 interface, supports 1/10/25/50 GbE speeds, ulilizes Onload kernel bypass software, and offers improved packet ingestion over previous generations.

• Performance: Optimized for sub-microsecond latency, providing significant improvements over X3 and X2 series adapters, designed specially to accelerate financial trading algorithms.
• Connectivity: 2 x SFP56 ports supporting 1 GbE / 10 GbE / 25 Gbe / 50 GbE speeds.
• Interface: PCIe Gen5 x8, compliant with PCIe CEM 5.0.
• Form Factor: Half-height, half-length (HHHL) card, ideal for compact server configuration.
• Technology: Features Precision Time Protocol (PTP) for accurate synchronization and hardware root of trust for security.
• Software Support: Compatible with Onload and ef_vi for kernel bypass and accelerated messaging.