From tlindqvist@stanford.edu Fri Dec 27 09:03:09 1996 Path: ashpoly!cascade!mxgate!coyoacan!stanford!tlindqvist From: tlindqvist@stanford.edu (Thiago Lindqvist) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Dec27.090309.2984@stanford.edu> Date: Fri, 27 Dec 1996 09:03:09 GMT Organization: Stanford University Computer Systems Lab NNTP-Posting-Host: stanford.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Benchmarking various C compilers and FPU math libraries on a Macintosh IIci (25 MHz 68030 + 68882). Total execution time for a 20-minute audio track dropped from 48 minutes to 6.2 minutes. Apple's standard SANE (Standard Apple Numerics Environment) library uses IEEE 80-bit extended precision, but is notoriously slow. Make sure you install the 32-bit Enabler on older IIci machines running System 7.1! -- Thiago Lindqvist Zyxel U-1496E @ 28,800 bps "A soul is not exclusive to biology." From mmartinez@delphi.com Fri Dec 27 13:08:09 1996 Path: ashpoly!cascade!bigsur!delphi!mmartinez From: mmartinez@delphi.com (Mateo Martínez) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Dec27.130809.2622@delphi.com> Date: Fri, 27 Dec 1996 13:08:09 GMT References: <1996Dec27.090309.2984@stanford.edu> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: TIN [version 1.2 PL2] Lines: 8 In article <1996Dec27.090309.2984@stanford.edu>, tlindqvist@stanford.edu (Thiago Lindqvist) writes: > Benchmarking various C compilers and FPU math libraries on a Macintosh IIci (25 MHz 68030 + 68882). The 68040 on the Quadra is a monster -- the on-chip FPU executes FFT butterflies in less than 4 milliseconds. -- Mateo Martínez -- Delphi Internet Services "There are 14 nodes and only 10 countries. Count again." From rpetrov@cern.ch Sat Dec 28 21:55:09 1996 Path: ashpoly!cascade!bigsur!cern!rpetrov From: rpetrov@cern.ch (Renata Petrov) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Dec28.215509.2550@cern.ch> Date: Sat, 28 Dec 1996 21:55:09 GMT References: <1996Dec27.090309.2984@stanford.edu> <1996Dec27.130809.2622@delphi.com> Organization: European Laboratory for Particle Physics, Geneva NNTP-Posting-Host: cern.ch X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1996Dec27.130809.2622@delphi.com>, mmartinez@delphi.com (Mateo Martínez) writes: > The 68040 on the Quadra is a monster -- the on-chip FPU executes FFT butterflies in less than 4 milliseconds. The 68040 on the Quadra is a monster -- the on-chip FPU executes FFT butterflies in less than 4 milliseconds. -- Renata Petrov *PLONK* filter active for trolls. Commodore Amiga 500 (1MB OCS) - NetBSD 1.0 From mpopov@rwth-aachen.de Mon Dec 30 08:02:09 1996 Path: ashpoly!bigsur!pacrim!krgate!eunha!rwth-aachen!mpopov From: mpopov@rwth-aachen.de (Min-jun Popov) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1996Dec30.080209.6516@rwth-aachen.de> Date: Mon, 30 Dec 1996 08:02:09 GMT References: <1996Dec27.090309.2984@stanford.edu> <1996Dec27.130809.2622@delphi.com> <1996Dec28.215509.2550@cern.ch> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: Netscape 1.1N Lines: 11 In article <1996Dec28.215509.2550@cern.ch>, rpetrov@cern.ch (Renata Petrov) writes: > The 68040 on the Quadra is a monster -- the on-chip FPU executes FFT butterflies in less than 4 milliseconds. The 68040 on the Quadra is a monster -- the on-chip FPU executes FFT butterflies in less than 4 milliseconds. Top-posters will be placed in my ~/.killfile without notice. -- Min-jun Popov US Robotics Courier V.34 @ ISDN 64k bps "Measuring a record you own is listening, not piracy."