512mb DDR MEMORY RAM HP ZT3300 XT3000 ZV6000 ZV5000 2 STICKS OF 256MB TOTAL 512MB  Tested -- 100% Functional -- Pulled from Working HP Pavilion ZT3340US Laptop --  -    Look carefully at the picture and ensure this is the part you need.  Thanks for looking!   EXTACT MEMORY IS PICTURED