Simmtec 8GB [2x4GB] DDR2-667 (PC2-5300) RAM Memory Upgrade Kit for The NCR RealPOS 70XRT (7403) at Amazon.com
Nanya 512MB DDR2 RAM PC2-5300 200-Pin Laptop SODIMM at Amazon.com
8GB KIT (4 x 2GB) for HP Compaq DC Series Desktop dc5750 Convertible dc7800 Minitower dc7900 Small Form Factor. DIMM DDR2 Non-ECC PC2-5300 667MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com