The Galaxy 2 is has a 1.2Ghz processor, but it’s been clocked at a higher speed, but you’ll hav to hit the Jump to know just how fast!
@TatWZA

The Galaxy 2 has been clocked at 1.5Ghz, which means you will not have an issue doing anything on the phone, now whatever network you get it on(when it actually drops) is a different story!