DELL 512MB DDR2 C2-5300, 0.5 GB, 1 x 0.5 GB, DDR2, 667 MHz, 200-pin SO-DIMM DELL 512MB DDR2 C2-5300. Component for: Laptop, Internal memory: 0.5 GB, Memory layout (modules x size): 1 x 0.5 GB, Internal memory type: DDR2, Memory clock speed: 667 MHz, Memory form factor: 200-pin SO-DIMM