Performance is actually good...but phone is heating upto 60c....normal??
Sent from my GT-I9100 using xda app-developers app
Depends on what you're doing with your phone.
When idle / doing nothing, 60 degrees Celsius is way to hot.
While charging and/or playing games/video/etc. the phone will get very warm.
Can you check in Better Battery Stats (BBS) app what's running?