CPU List

Just a list of CPUs and their speeds.

Atari Falcon

Motorola 68030 @ 16 MHz, Motorola 56001 @ 32 MHz.

Amiga 1200

Motorola 68EC020 at 14.32 MHz (NTSC) or 14.18 MHz (PAL).

Amiga 500/500+/600

Motorola 68000 @ 7.16 MHz (NTSC) 7.09 MHz (PAL).

Atari ST/STE/Mega ST

Motorola 68000 @ 8MHz.

SAM Coupé

Zilog Z80B @ 6 MHz.

Amstrad CPC 464/664/6128

Zilog Z80 @ 4MHz.

Spectrum 16k/48k/48k+/128k/+2/+3

Z80A (or equivalent) @ 3.5 MHz.

Commodore 64

MOS Technology 6510/8500 @ 1.023 MHz (NTSC version) @ 0.985 MHz (PAL version).

In 1985, MOS produced the 8500, an HMOS version of the 6510.

The 8500 was originally designed for use in the modernised C64, the C64C. However, in 1985, limited quantities of 8500s were found on older NMOS-based C64s.

BBC Micro

2 MHz MOS Technology 6502/6512.

Acorn Electron

Synertek SY6502A clocked at 2MHz when accessing ROM and 1 MHz when accessing RAM.

Atari 8-bit family

MOS Technology 6502B @ 1.79 MHz (NTSC) @ 1.77 MHz (PAL).

Apple II

MOS Technology 6502 @ 1.023 MHz.

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