Samsung Galaxy SII is one of most powerful devices in the android market with a CPU of 1.2GHz. Overclocking makes the CPU run faster than the device has originally set by factory settings. No need to mention further more, this makes your device smoother and faster.
Let’s Overclock Samsung Galaxy SII to 1.5GHz
1. Rooted Samsung Galaxy SII phone.
2. ODIN downloader
3. Download Overclocked kernel here
4. SetCPU for Root Users application
Do this at your own risk. The author holds no responsibility if your device got bricked or damaged during the process. Make sure you have installed Galaxy SII drivers on your PC. Exit from Kies before trying this. And your Galaxy SII phone must be an already rooted one to try this out.
Now you have successfully Overclocked your Galaxy SII to 1.5GHz.