The HP 572138-B21 processor delivers a 2.00 GHz clock speed and is built around the AMD Opteron 2423 HE architecture. This six‑core CPU is equipped with a 6 MB L3 cache, providing ample shared memory for multi‑threaded workloads. Designed for enterprise server environments, the processor supports simultaneous multi‑threading and is compatible with HP’s server platforms that require a robust, high‑performance core count. The combination of a moderate clock rate and a sizable L3 cache makes it suitable for data‑center applications that demand balanced throughput and efficient memory access. Its HP branding ensures tight integration with HP’s management and support ecosystem.