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Macintosh Performa 640CD DOS Compatible: Revision history

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27 September 2026

  • curprev 14:1614:16, 27 September 2026 Josh talk contribs 5,609 bytes 0 Red-link sweep: retarget delegation links to the pages that actually exist (LC 550/LC 580/Performa 6100 sub-pages do not, the Performa 550/580 and Power Macintosh 6100 ones do), fix the malformed 'Macintosh Power Macintosh 5400' title, and de-link targets with no page undo
  • curprev 13:4013:40, 27 September 2026 Josh talk contribs 5,609 bytes +2,011 Apple Service Source: the Macintosh side is a full 68040 with FPU, not a 68LC040; the DOS card ships with 4 MB and tops out at 32 MB (not 8 MB); Mac-side maximum is 52 MB; case width and depth were transposed; sound is 8-bit mono in / 8-bit stereo out; added the PDS adapter board with its PC/AT game-controller connector and the separate DOS-Compatible sound board undo

10 February 2026

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