Part No: 647648-071 - HP 4GB PC3-12800 DDR3-1600MHz ECC Registered CL11 240-Pin DIMM Single Rank Memory Module

Capacity: 4GB (1 stick of 4GB)
Speed: 1600MHz
Memory Standard: PC3-12800
CAS Latency: CL11
ECC (Error-Correcting Code): ECC (detects and corrects memory errors for improved data integrity)
Buffering: Registered (provides increased stability for servers with large memory configurations)
Rank: Single Rank (lower latency and better power efficiency)
Form Factor: 240-Pin DIMM (Dual Inline Memory Module)
Compatibility: Designed for HP Proliant DL160, ML350p, BL460c, SL230, and WS460c Gen8 servers