U no need to believe me. Go ask note 2 users. Bsicallyi chip more efficient n cos jb. Your logic though is logical but incorrect. Buy n test yourself. I have been using it nearly a month n is consistent
It is average 5 degree cooler vs S3 n S2 most tasks

---

Added on November 1, 2012, 3:56 pm
Yes 8-9 hours screen time. Positively

On S3 intensive usage temperature 45-50 is common. On note 2 very rare even hit 40. Average 35-38 only
Sceptics need not believe. Buy n try yourself