The Apacer AU04GFA60CATBGC is a 4 GB DDR3 SDRAM memory module designed to help you maintain steady performance in your desktop PC. Operating at a frequency of 1600 MHz with a nominal speed of PC3-12800, this unbuffered DIMM provides a reliable way to handle everyday computing tasks without lag. Built as a 240-pin UDIMM with a CAS latency of CL11 and a standard voltage of 1.5V, the module uses a dual-rank configuration to optimize data access. Its simple, non-ECC design makes it a straightforward upgrade for users looking to refresh an older system's memory capacity for smoother multitasking.