Motorola 68040

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Motorola 68040

(MC68040) A microprocessor from Motorola. It was the successor to the Motorola 68030 and was followed by the Motorola 68060.

The 68040 was the first 680x0 family member with an on-chip FPU. It also had split instruction and data caches of 4 kilobytes(?) each. It was fully pipelined, with six stages.

The 68040 was used in the Apple Macintosh Quadra series of personal computers.

The MC68LC040 is an MC68040 without a built-in FPU, and the MC68EC040 is an MC68040 without an MMU or FPU.
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15, 1995--Sonnet Technologies, the leading manufacturer of 68040 processor upgrades for Macintosh computers, Wednesday announced the Presto 040 accelerator for Macintosh LC, LCII, Performa 400, 405, 410, 430.
The Presto 040 68040 processor upgrade delivers near Quadra performance for these faithful older Macs.