The ELPIDA 256MB PC3200 DDR DIMM Memory Module is a high-quality memory module designed for IBM systems. With a total capacity of 256MB and a bus speed of PC-3200 (DDR-400), this DIMM module provides fast and reliable performance for your computer system. The module is compact, with dimensions of 1.000 x 12.000 x 8.000 inches, and has 184 pins for easy installation. Upgrade your computer's memory capacity with this reliable and efficient memory module.