Kingston Technology System Specific Memory 4GB DDR2-667 Low Power Single Rank Kit, 4 GB, 2 x 2 GB, DDR2, 667 MHz, 240-pin DIMM
Kingston Technology System Specific Memory 4GB DDR2-667 Low Power Single Rank Kit. Internal memory: 4 GB, Memory layout (modules x size): 2 x 2 GB, Internal memory type: DDR2, Memory clock speed: 667 MHz, Memory form factor: 240-pin DIMM, CAS latency: 5