Enhance your computer's performance with this 512MB Samsung RAM module. The unit type is a unit and the model number is M395T6553EZ4-CE66. It has 240 pins and a bus speed of PC2-5300 (DDR2-667). This DDR memory module is perfect for computer enthusiasts who want to boost their computer's speed and efficiency. It is made in Korea, Republic of and has ECC memory features.