and it is gonna be cool!
http://www.apple.com/powermac/specs.html
Price starts at 1,999$USD

The best parts?

64 bit G5 processors (up to dual 2 Ghz)
Anodized aluminum alloy enclosure with an interesting airflow system
USB 2.0, FireWire 800
Serial ATA
up to 8 Gigs of memory
8x AGP