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Kingston ValueRAM 512MB 667MHz (PC2-5300) DDR2, Memory, 18v, 240pin, 64, 64m, 667mhz, cl5, dimm, memory, nonecc, sdramddr2, singlesided, unbuffered, xlshop, Memory, Kingston ValueRAM 512MB 667MHz (PC2-5300) DDR2, 18v, 240pin, 64, 64m, 667mhz, cl5, dimm, memory, nonecc, sdramddr2, singlesided, unbuffered, xlshop.