The Samsung 4GB DDR3 ECC 2Rx8 PC3L - 12800E memory module is a high-quality RAM designed for server use. With a total capacity of 4GB and a form factor of DIMM, this DDR3 RAM operates at a bus speed of PC3-12800R (DDR3-1600). The module also features ECC memory and is registered, ensuring reliable performance and error correction. Made in the Philippines, this Samsung memory module is a dependable component for enterprise networking and server systems.