If your building a computer to check e-mail surf the Internet and watch movies go with the i3 because you don't need 4 cpu cores to do that but if your building a gaming computer than don't but a i3 because games is starting to become a quad core standard and the i3 will struggle in the long run and hyper threading does no equal more cores it just line up the next task right away one after another with no breaks so the processor will move on to the next task right away and don't have to wait. Intel a strong edge over Amd in single core performance that's what DX11 do best and the i3 does very well in games favoring single core performance so when you look at the numbers it's a great buy but if you pay attention to what game makers are...