G.SKILL F2-6400CL6D-4GBMQ 4 GB Kit
 

The G.SKILL F2-6400CL6D-4GBMQ are one of the first 2x 2 GB DDR2 memory kits that let you run high frequencies, DDR2-800 in this case. In our review we will point out the difficulties you will experience when installing 4 GB of memory on 32-bit platforms. Is this $500 memory kit the solution to a smooth Windows Vista experience? http://www.techpowerup.com/reviews/GSkill/6400-4GBMQ