DEVICE TRANSISTORS DEVICE TRANSISTORS
MC68000 68,000 MC68302 320,000
MC68008 70,000 MC68330 235,000
MC68010 84,000 MC68340 350,000
MC68020/EC20 190,000 MC68440 26,000
MC68030 273,000 MC68661 6,000
MC68EC030 251,000 MC68681 9,743
MC68040 1,170,000 MC68881 155,000
MC68EC040 962,000 MC68882 176,000
MC68LC040 813,500 MC68901 9,100
MC68060 2,500,000 MC68230 16,700
MC68322 422,000
PPC601 2,800,000 Alpha AXP 21164 9.3 million
PPC603 1,600,000 MIPS R8000 3,400.000
PPC604 3,600,000
PPC620 7,000,000
Pentium 3,300,000 P6 > 6 million
IntelDX4 1,600,000
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| Feature | 68000 | 'EC000 | 68010 | 68020 | 68030 | 68040 | 68060 |
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| Data bus | 16 8/16 16 8/16/32 8/16/32 32 32 |
| Addr bus | 23 23 23 32 32 32 32 |
| Virtual memory | - - Yes Yes Yes Yes Yes |
| Instruct Cache | - - 3 256 256 4096 8192 |
| Data Cache | - - - - 256 4096 8192 |
| Memory manager | <+ (68451 or 68851) +> 68851 Yes Yes Yes |
| FPU interface | - - - 68881 or 68882 Internal FPU |
| built-in FPU | - - - - - Yes Yes |
| Burst Memory | - - - - Yes Yes Yes |
| Bus Cycle type | <++++++++ asynchronous +++++++> both synchronous |
| Data Bus Sizing| - - - Yes Yes use 68150 |
| Power (watts) | 1.2 .13-.26 .13 1.75 2.6 4 - 6 3.9-4.9|
| at frequency of| 8.0 8-16 8 ? ? 25-40 50-66 |
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