Kingston Technology System Specific Memory 512MB, DDR2-RAM, 800MHz, CL6, DIMM, 0.5 GB, DDR2, 240-pin DIMM Kingston Technology System Specific Memory 512MB, DDR2-RAM, 800MHz, CL6, DIMM. Internal memory: 0.5 GB, Internal memory type: DDR2, Memory form factor: 240-pin DIMM, CAS latency: 6