The AltiVec Difference
Subject:   found your NASA trade study asking Jeeves on cactus then fortran90
Date:   2002-04-13 14:02:55
From:   psheldon
Response to: simd

So both cactus and fortran 90 pushing into multiprocessor eventually but not now.
Seemed to me the major speedup is in Apple's matrix multiplication algorithm exploiting the G4 arrray processor not in the multiprocessor cluster.
Is that correct?
So far got to page 14 of the Jy 2000 report "Evaluation of Powermac G4 Systems for Fortran-..."