8GB (4x2GB), PC2-4200MB/s, DDR2 533MHz, Registered
HP 8GB DDR2-533, 8 GB, 4 x 2 GB, DDR2, 533 MHz
HP 8GB DDR2-533. Component for: PC/Server, Internal memory: 8 GB, Memory layout (modules x size): 4 x 2 GB, Internal memory type: DDR2, Memory clock speed: 533 MHz