2GB Stick for Dell Vostro 220 Mini Tower 220s Slim Tower 320 A180 Tower. DIMM DDR2 Non-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
4GB KIT (2 x 2GB) for Dell Vostro Desktop Series 220 Mini Tower 220s Slim Tower
Dell Vostro 320 Review: This Dell Vostro PC has good specifications for business users, but its 3D performance is not impressive - Brand Centre - Business PCs - PC World Australia
Best Buy: Dell Vostro Desktop Computer 4 GB Memory 320 GB Hard Drive 260