The SK hynix 4GB DDR3 PC3-12800S RAM Memory is a high-quality memory module designed for computers and laptops. This SO-DIMM module has a total capacity of 4GB, divided into one module with a capacity of 4GB. With DDR3 SDRAM technology and a bus speed of PC3-12800 (DDR3-1600), this RAM memory provides fast and efficient performance. Additionally, it features ECC memory for error correction, ensuring reliable data storage and retrieval. Made in South Korea by SK hynix, this RAM memory is a great choice for upgrading or replacing existing memory modules in your system.