4GB (2x2GB), DDR2 400MHz, ECC, Registered
HP 4GB DDR2-400, 4 GB, 2 x 2 GB, DDR2, 400 MHz
HP 4GB DDR2-400. Component for: PC/server, Internal memory: 4 GB, Memory layout (modules x size): 2 x 2 GB, Internal memory type: DDR2, Memory clock speed: 400 MHz, ECC