Apollo Core 68080 is not only the fastest 68000 series CPU ever, it also is the most fully featured.
| Feature | 68000 | 68020 | 68030 | 68040 | 68060 | AC 68080 |
| 68 ISA | | | | | | |
| Extended EA-modes | | | | | | |
| BITFIELDS | | | | | | |
| 64Bit MUL | | | | | | |
| 64Bit DIV | | | | | | |
| Inst Cache | | | | | | |
| Data Cache | | | | | | |
| Fully pipelined | | | | | | |
| Super Scalar | | | | | | |
| Store Buffer | | | | | | |
| Static Branch Prediction | | | | | | |
| Dynamic Branch Prediction | | | | | | |
| Branch Target Cache | | | | | | |
| Conditional Rewrite | | | | | | |
| Linkstack | | | | | | |
| Instruction Fusing | | | | | | |
| Instruction Bonding | | | | | | |
| 64-Bit Support | | | | | | |
| 3-opp instr | | | | | | |
| Memory-Prefetch | | | | | | |
| Multimedia Extension | | | | | | |
| 3D Instructions | | | | | | |
| Selfmodify Support | | | | | | |
| Integrated FPU | | | | | | |
| Pipelined FPU | | | | | | |
| Out of Order FPU | | | | | | |
| Out of Order CPU | | | | | | |
| Peak Inst/Cycle |
0.25 |
0.5 |
0.5 |
1 |
2 |
6 |
Apollo Core 68080 advantages:
- Fully Pipelined
- Superscalar
- Executes up to six instructions per clock cycle
- Two address calculation engines
- Two integer execution engines
- Market leading code density
- Optimal cache utilization
- Separate data and instruction caches, supporting concurrent fetch/read/write per clock cycle
- Automatic memory prefetching
- Memory stream detection
- Store buffer
- Branch prediction
- Fully pipelined, 64bit SIMD AMMX Vector unit
- Fully pipelined, double precision FPU
|