The Samsung 4GB (2x2GB) DDR3 SO-DIMM PC3-8500S 204-Pin RAM M471B5673DZ1 is a high-quality memory module designed for computer upgrades. With a total capacity of 4GB split into two 2GB modules, this RAM offers fast and reliable performance. The non-ECC unbuffered memory features ensure stability and efficiency, while the DDR3 SDRAM technology provides quick data transfer speeds. Backed by a 1-month manufacturer warranty, this Samsung memory module is a reliable choice for enhancing your computer's performance.