Mmix

RISC computer designed by Donald E. Knuth

From Donald E. Knuth’s MMIX page

MMIX is a RISC computer designed by the author to illustrate machine-level aspects of programming. In the next editions of his books The Art of Computer Programming, MMIX will replace the 1960s-style machine MIX.

More details can be found in his book

MMIXware A RISC Computer for the Third Millennium, by Donald E. Knuth Heidelberg Springer-Verlag, 1999, viii+550pp. ISBN 3-540-66938-8. Lecture Notes in Computer Science, no. 1750.

WWW http//mmix.cs.hm.edu/