Product Detail Storage Capacity - 512MB Technology - DDR SDRAM Form Factor - 184-pin DIMM Memory Speed -- 333MHz DDR-333/PC-2700 . The "Crucial Technology CT2KIT3264Z335 512MB 2 x 256MB DDR PC2700 Unbuffered Non-ECC 184-Pin DIMM Kit" is best product for you. We recommended Crucial Technology CT2KIT3264Z335 512MB 2 x 256MB DDR PC2700 Unbuffered Non-ECC 184-Pin DIMM Kit