Easy and Inexpensive upgrade for your computer's speed and performance. Add this Samsung 4GB DDR3 SDRAM. With a total capacity of 4 GB and a form factor of DIMM, this RAM is perfect for enhancing your computer's speed and efficiency. The memory features ECC and registered technologies, ensuring your computer's stability during operation.  This Samsung RAM is compatible with various computer models, making it a versatile option for your memory needs. With 240 pins and a model number of M378B5273CH0-CH9, this RAM is a reliable choice for your computer.