Apple upgraded the MacBook Pro with 64-bit Core 2 Duo chips that perform up to 39 percent faster than the previous MacBook Pro.
Everything else is the about the same except the hard drive capacity and SuperDrive speeds have been bumped to 120GB and 6x, respectively, for the 15-inch models and 160GB and 8x for the 17-inch. In addition, Apple has re-included a FireWire 800 port which was missing in the transistion from PowerBooks to MacBook Pros.
Pricing remains the same: $1,999 (15-inch, 2.16GHz), $2,499 (15-inch 2.33GHz), $2,799 (17-inch, 2.33GHz).