Part No: 637233-161 - HP 4GB (1x4GB) 1600Mhz PC3-12800 Non-ECC DDR3 SDRAM 204-Pin SoDimm Memory

Capacity: 4GB (1 stick of 4GB)
Speed: 1600MHz
Memory Standard: PC3-12800
CAS Latency: Typically CL11 or similar for 1600MHz (exact latency may vary)
ECC (Error-Correcting Code): Non-ECC (does not provide error correction, suitable for consumer-grade systems)
Buffering: Unbuffered (direct connection to the memory controller, ideal for laptops and desktops)
Form Factor: 204-Pin SoDIMM (Small Outline Dual Inline Memory Module)
Compatibility: Designed for use in laptops and compact desktop systems that support DDR3-1600 memory