Hi,
I have a Powerbook G4, and I took the following from the System Profiler:
Machine Model: PowerBook G4 15"
CPU Type: PowerPC G4 (3.3)
Number Of CPUs: 1
CPU Speed: 1 GHz
L2 Cache (per CPU): 256 KB
L3 Cache (per CPU): 1 MB
Memory: 512 MB
Bus Speed: 133 MHz
Boot...