IBM PowerPC 603
From ThinkWiki
IBM PowerPC 603The PowerPC 603 was designed as a low cost processor for mobile systems. The first models were slower than the 601, but it's advantages were it's small size and low power usage. Features

Available Types and ThinkPads featuring them
Frequency (MHz)  L1Cache (KB)  FSB (MHz)  VCore (V)  TDP (W)  ThinkPad Models 

PowerPC 603ev  
300  2x 16  50  ...  ...  
250  2x 16  50  ...  ...  
240  2x 16  40  ...  ...  
233  2x 16  33  ...  ...  
225  2x 16  50  ...  ...  
PowerPC 603e  
200  2x 16  50  ...  ...  
180  2x 16  40  ...  ...  
166  2x 16  33  ...  ...  860 
160  2x 8  40  ...  ...  
150  2x 8  50  ...  ...  
133  2x 8  33  ...  ...  
120  2x 8  40  ...  ...  
100  2x 8  33  ...  ...  820, 850 
PowerPC 603  
80  2x 8  40  ...  ...  
75  2x 8  50  ...  ...  
66  2x 8  33  ...  ... 