4GB KIT (2 x 2GB) For HP-Compaq HP Pavilion Desktop A6700la A6700y A6700z A6702cn A6702f A6703w A6704f A6705cn A6707c A6707cx A6708f A6708uk A6710a A6710in A6710t A6712cn A6712f A6713cx A6713sc A6714es A6714it A6715cn A6715it A6715la A6716ch A6716uk A6717cn A6717l A6718cn A6718l A6719f A6720a A6720ch A6720f A6720fr A6720jp A6720y A6721me A6721nl A6723es A6723fr A6724c A6724de A6724es. DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. 4GB KIT (2 x 2GB) DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP-Compaq HP Pavilion Desktop. (See Compatibility List Below)