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| アーキテクチャ | メーカー | 名称 | |
| 16 bit | Intel | 8086, 80286 | |
| Motorola | MC68000 | ||
| 32 bit | Intel | i386, i486, Pentium, Xeon | IA-32 [Intel Architecture 32] |
| AMD | Athlon | ||
| IBM | PowerPC | ||
| Motorola | MC68020 | ||
| 64 bit | Intel, Hewlett Packard | Itanium | IA-64 [Intel Architecture 64] |
| Intel | Pentium 4 (Prescott) Core 2 Xeon (Nocona) | IA-32e [Intel Architecture 32 Extensions] EM64T [Extended Memory 64 Technology] Intel 64 x64 | |
| AMD | Opteron Athlon 64 | x86-64 AMD64 ISA [Instruction Set Architecture] x64 | |
| IBM | PowerPC G5 | ||
| Hewlett Packard | PA-RISC | ||
| Sun Microsystems | Ultra SPARC | ||
| Digital Equipment | Alpha |
