The 594170-001 is an AMD Phenom II P920 quad‑core processor designed for HP platforms that use the Socket S1 (S1g4) interface. It features four processing cores and a dedicated L2 cache configuration of four 512 KB segments, providing a total of 2 MB of cache memory. The processor operates at a core frequency of 1.6 GHz and utilizes an 1800 MHz front‑side bus (HTL) for data transfer. Identified by the HP part number 594170‑001, this CPU is intended as a direct replacement or upgrade for compatible HP systems that require the S1 socket specification.