Centris 610 
Processor: 
68LC040@20MHz 
Gestalt: 
52 
Initial Oscillator (MHz): 
10 
Max Oscillator with serial (MHz): 
1414.31818 
Max Oscillator w/o serial (MHz): 
15 
Max Oscillator with PPC card & serial (MHz): 
14.2857 
Problems: 
Serial Ports 

Centris 650 
Processor: 
68040@25MHz 
Gestalt: 
30 
Initial Oscillator (MHz): 
12.5 
Max Oscillator with serial (MHz): 
14.3181814.7456 
Max Oscillator w/o serial (MHz): 
20 
Problems: 
Serial Ports 

Centris 650mod 
Processor: 
68040@25MHz 
Gestalt: 
36 
Initial Oscillator (MHz): 
12.5 
Max Oscillator with serial (MHz): 
1920 
Max Oscillator with PPC card & serial (MHz): 
19.44755 
Problems: 
Processor (crash) 

Centris 660av 
Processor: 
68040@25MHz 
Gestalt: 
60 
Initial Oscillator (MHz): 
12.5 
Max Oscillator (MHz): 
1617.496 
Problems: 
Video 

Mac IIsi 
Processor: 
68030@20MHz 
Gestalt: 
18 
Initial Oscillator (MHz): 
40 
Max Oscillator (MHz): 
5055 
Problems: 
Floppy Drive Controller 

Mac IIfx 
Processor: 
68030@40MHz 
Gestalt: 
13 
Initial Oscillator (MHz): 
80 
Max Oscillator (MHz): 
92.9405100 

Mac IIfx info 

Mac LC475 (P475, P476) 

Mac LC575 (P575, P577, P578) 

Mac LC630 (P630, P635, P636, P638) 

Mac LCIII (P450) 

PowerBook 140 
Processor: 
68030@16MHz 
Gestalt: 
25 
Initial Oscillator (MHz): 
33 
Max Oscillator (MHz): 
50 

PowerBook 145 
Processor: 
68030@25MHz 
Gestalt: 
54 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
70 

PowerBook 150 
Processor: 
68030@33MHz 
Gestalt: 
115 
Initial Oscillator (MHz): 
66.6667 
Max Oscillator (MHz): 
86 

PowerBook 160 
Processor: 
68030@25MHz 
Gestalt: 
34 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
66 

PowerBook 170 
Processor: 
68030@25MHz 
Gestalt: 
21 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
6670 

PowerBook 180 
Processor: 
68030@33MHz 
Gestalt: 
33 
Initial Oscillator (MHz): 
66.6667 
Max Oscillator (MHz): 
74.25 

PowerBook 520(c) 
Processor: 
68LC040@25MHz 
Gestalt: 
72 
Initial Oscillator (MHz): 
12.5 
Max Oscillator (MHz): 
2022.5 

PowerBook Duo 210 
Processor: 
68030@25MHz 
Gestalt: 
29 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
66 

PowerBook Duo 230 
Processor: 
68030@33MHz 
Gestalt: 
32 
Initial Oscillator (MHz): 
66.6667 
Max Oscillator (MHz): 
80 

PowerBook Duo 280c 
Processor: 
68LC040@33MHz 
Gestalt: 
103 
Initial Oscillator (MHz): 
66.6667 
Max Oscillator (MHz): 
86 

PowerMac 6100/60(av) (P6110, P6112, P6115, P6116, P6117, P6118) 
Processor: 
PPC 601@66MHz, but runs at 60MHz 
Gestalt: 
75 
Gestalt at 66MHz: 
100 
Gestalt at 80MHz: 
101 
Initial Oscillator (MHz): 
30 
Max Oscillator (MHz): 
4042 
Problems: 
Processor 

PowerMac 6100/66(av)(dos) 
Processor: 
PPC 601@66MHz 
Gestalt: 
100 
Gestalt at 60MHz: 
75 
Gestalt at 80MHz: 
101 
Initial Oscillator (MHz): 
33 
Max Oscillator (MHz): 
4042 
Problems: 
Processor 

PowerMac 7100/66(av) 
Processor: 
PPC 601@66Mhz 
Gestalt: 
112 
Gestalt at 60MHz: 
111 
Gestalt at 80MHz: 
113 
Initial Oscillator (MHz): 
33 
Max Oscillator (MHz): 
4042 
Problems: 
Processor 

PowerMac 7100/80(av) 
Processor: 
PPC 601@80MHz 
Gestalt: 
47 
Gestalt at 66MHz: 
112 
Initial Oscillator (MHz): 
40 
Max Oscillator (MHz): 
43 
Problems: 
Processor 

PowerMac 8100/80(av) 
Processor: 
PPC 601@80MHz 
Gestalt: 
65 
Gestalt at 60MHz: 
61 
Gestalt at 66MHz: 
64 
Initial Oscillator (MHz): 
40 
Max Oscillator (MHz): 
4248 
Problems: 
Processor 

PowerMac 8100/100(av) 
Processor: 
PPC 601+@110MHz, but runs at 100MHz, or PPC 601@100MHz 
Gestalt: 
55 
Gestalt at 80MHz: 
65 
Gestalt at 110MHz: 
40 
Gestalt at 120MHz: 
12 
Initial Oscillator (MHz): 
33.3333 
Max Oscillator (MHz): 
4242.9545 
Problems: 
Video 

PowerMac 8100/110(av) 
Processor: 
PPC 601+@110MHz 
Gestalt: 
40 
Gestalt at 80MHz: 
65 
Gestalt at 100MHz: 
55 
Gestalt at 120MHz: 
12 
Initial Oscillator (MHz): 
36.6667 
Max Oscillator (MHz): 
4445 
Problems: 
Video 

PowerMac 8500/120 
Processor: 
PPC 604@120MHz 
Gestalt: 
69 
Initial Oscillator (MHz): 
40.000 
Max Oscillator (MHz): 
55 
Problems: 
Video, processor, L2 Cache 

PowerMac 9500/120 
Processor: 
PPC 604@120MHz 
Gestalt: 
67 
Initial Oscillator (MHz): 
40.000 
Max Oscillator (MHz): 
54 
Problems: 
Video, processor 

Quadra 605 

Quadra 610 (DOS) 
Processor: 
68040@25MHz 
Gestalt: 
53 
Initial Oscillator (MHz): 
12.5 
Max Oscillator with serial (MHz): 
14.745615 
Max Oscillator w/o serial (MHz): 
18.5 
Max Oscillator with PPC card & serial (MHz): 
16.96 
Problems: 
Serial Ports 

Quadra 630 

Quadra 650 
Processor: 
68040@33MHz 
Gestalt: 
36 
Initial Oscillator (MHz): 
16.6667 
Max Oscillator with serial (MHz): 
2122 
Max Oscillator w/o serial (MHz): 
24 
Max Oscillator with PPC card & serial (MHz): 
19.6992 
Problems: 
Serial Ports 

Quadra 660av 
Processor: 
68040@25MHz 
Gestalt: 
60 
Initial Oscillator (MHz): 
12.5 
Max Oscillator (MHz): 
1617.496 
Problems: 
Video 

Quadra 700 
Processor: 
68040@25MHz 
Gestalt: 
22 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
667074 
Max Oscillator with PPC card (MHz): 
74 

Quadra 800 
Processor: 
68040@33MHz 
Gestalt: 
35 
Initial Oscillator (MHz): 
16.6667 
Max Oscillator with serial (MHz): 
2021 
Max Oscillator w/o serial (MHz): 
24 
Max Oscillator with PPC card & serial (MHz): 
19.286 
Problems: 
Serial Ports 

Quadra 840av 
Processor: 
68040@40MHz 
Gestalt: 
78 
Initial Oscillator (MHz): 
20 
Max Oscillator (MHz): 
23
24 
Problems: 
Serial Ports 

Quadra 900 
Processor: 
68040@25MHz 
Gestalt: 
20 
Initial Oscillator (MHz): 
50 
Max Oscillator (MHz): 
667074 
Max Oscillator with PPC card (MHz): 
74 

Quadra 950 
Processor: 
68040@33MHz 
Gestalt: 
26 
Initial Oscillator (MHz): 
66 
Max Oscillator (MHz): 
8092.9405 
Max Oscillator with PPC card (MHz): 
80 
