if it is pc2-6400 then it is ddr2 and no it will not fit dell gx270 cause it use standard ddr pc-2700 or pc-3200 all pc2-4200 pc2-5200 and pc2-6400 is ddr2 after that you get into ddr3
oh thanks for the info, sorry bout that i thought it was ddr, if the buyer cant use it bc it is ddr2 then i will refund the credits again thats my fault
as i stated in a comment above, i was wrong it is ddr2, if the current bidder cant use it bc it is ddr2 then i will refund the credits, im gonna try to change the listing, i apologize