1GB DDR2, 240-pin DIMM, 667MHz, Registered, ECC
IBM 1GB PC2-5300, 1 GB, 1 x 1 GB, DDR2, 667 MHz, 240-pin DIMM
IBM 1GB PC2-5300. Component for: PC/Server, Internal memory: 1 GB, Memory layout (modules x size): 1 x 1 GB, Internal memory type: DDR2, Memory speed: 667 MHz, Memory form factor: 240-pin DIMM, CAS latency: 5, ECC