While this is yet to be confirmed, the latest rumor has it that Samsung Galaxy Note 2 will be equipped with 1.6 GHz quad core Exynos processor (Exynos 4 Quad chip), which is apparently faster than the 1.4 GHz Exynos processor of the Samsung Galaxy S3, according to media reports.
Some other features that are being speculated are:
Operating System: Android Jelly Bean
Display: Super thin unbreakable display panel (UDP)
Screen Size: 5.5 inches
Camera resolution: 13 mega-pixels
Connectivity: NFC, 4G LTE
The Samsung Galaxy Note 2 is also expected to have features like S-Voice, S-Beam and ARM Cortex-A15 CPU architecture.