AMD guidance claims the Phenom 9900 and 9700 will launch (or re-launch in the case of the 9700) in Q1 2008. The frequency replacement for the 9900 will eventually launch in Q2 2008.
Phenom Desktop Quad-core 2008
Model
Core
Frequency TDP
9xxx
N/A N/A
9900 2.6 GHz 140W
9700
2.4 GHz 125W
9600 2.3 GHz 95W
9500
2.2 GHz 95W
AMD’s Phenom 9700, 9900 and eventually 9xxx successor will all use the full 4000 MHz HyperTransport 3.0 bus. All five Phenom CPUs will top out at DDR2-1066.