1GB RAM Memory Upgrade Dell OptiPlex 320 Desktop Memory is the best way to increase PC Speed! Photo(s) are for illustration only and you will receive what is described in the listing. We have over 25 years experience in whole computer components! We sell and buy all types of new & used working RAM, CPU's, Hard Drives, Rack Server Rails, etc. Warranty: LIFETIME WARRANTY WorldWide Shipping to most countries & USA Capacity: 1gb