The HP 447977-B21 is a quad‑core AMD Opteron 8356 processor designed for enterprise‑grade computing environments. Operating at a base frequency of 2.30 GHz, it incorporates a 2 MB L3 cache to support efficient data access across the four cores. This CPU is tailored for use in HP server platforms, providing a balanced blend of processing power and scalability for workloads such as virtualization, database management, and high‑throughput analytics. With its proven AMD architecture, the Opteron 8356 delivers reliable performance for mission‑critical applications while maintaining compatibility with HP’s robust server ecosystem.