Intel Pentium M 760
Right at the 2GHz mark. A decent performer for a laptop back in 2005. The 2GHz Pentium M exists in two versions: the 755 and 760. That latter uses a 133MHz (QDR533) bus that required, the then new, Sonoma chipset and the 755 runs at 100MHz (QDR400).
Radeon 9550