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Re:Tales of the M1 GPU by wrs on Tuesday November 29, 2022 @03:51PM (#33793107)
And a later Mac, the IIfx, introduced I/O coprocessors to run the IWM, among other things. All part of the glorious wheel of reincarnation. [0]

[0] https://www.computer-dictionary-online.org/definitions-c/cyc...

Re:Tales of the M1 GPU by duskwuff on Tuesday November 29, 2022 @06:58PM (#33795093)
Crazier yet: the IOPs on the IIfx were 6502-based microcontrollers.