Newsgroups: comp.lang.fortran,comp.parallel.pvm From: genew@netcom.com (Gene Wagenbreth) Subject: Re: fortran77 programming Message-Id: Organization: Applied Parallel Rsch (Topanga) References: <3660D892.E1EDBF12@est.it> <3665044D.A0F57E59@kings.uq.edu.au> <3665E491.7993355@flash.net> Date: Mon, 7 Dec 1998 02:22:26 GMT Sender: genew@netcom18.netcom.com Xref: ukc comp.lang.fortran:61889 comp.parallel.pvm:7844 You mentioned that there are twice as many registers on 2 processors. There is also twice as much cache. If yu choose one processor that is twice as fast, it may need twice as much cache. I have seen super linear speedup due to a problem fitting entirely in cache when run on multiprocessors. -- ------------------------------------------------------------------- Gene Wagenbreth Programming for Dollars My opinions are mine, I think. -------------------------------------------------------------------