From tivanov@netcom.com Sat Mar 04 20:31:51 1995 Path: ashpoly!cascade!bigsur!netcom!tivanov From: tivanov@netcom.com (Tobias Ivanov) Newsgroups: comp.sys.m68k Subject: Discussion: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1995Mar04.203151.1093@netcom.com> Date: Sat, 04 Mar 1995 20:31:51 GMT Organization: NETCOM On-Line Communication Services NNTP-Posting-Host: netcom.com X-Newsreader: Netscape 1.1N Lines: 11 Compiling stardust.c with Think C 6.0 vs MPW C with direct 68882 inlining. A 1024-point radix-2 FFT drops from 142 milliseconds under SANE to just 18 milliseconds using direct FPU instructions. 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! -- Tobias Ivanov Opinions expressed are solely my own and not those of NETCOM On-Line Communication Services. ------------------------------------------------------------ From kramirez@mindspring.com Sun Mar 05 08:49:51 1995 Path: ashpoly!cascade!mxgate!coyoacan!mindspring!kramirez From: kramirez@mindspring.com (Kirsty Ramírez) Newsgroups: comp.sys.m68k Subject: Re: Discussion: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1995Mar05.084951.6899@mindspring.com> Date: Sun, 05 Mar 1995 08:49:51 GMT References: <1995Mar04.203151.1093@netcom.com> Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Mar04.203151.1093@netcom.com>, tivanov@netcom.com (Tobias Ivanov) writes: > Compiling stardust.c with Think C 6.0 vs MPW C with direct 68882 inlining. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- Kirsty Ramírez Tape trading list upon request. SASE required for international mail. From landersson@mindspring.com Sun Mar 05 19:31:51 1995 Path: ashpoly!cascade!bigsur!mindspring!landersson From: landersson@mindspring.com (Lisa Andersson) Newsgroups: comp.sys.m68k Subject: Re: Discussion: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1995Mar05.193151.6197@mindspring.com> Date: Sun, 05 Mar 1995 19:31:51 GMT References: <1995Mar04.203151.1093@netcom.com> <1995Mar05.084951.6899@mindspring.com> Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: Netscape 1.1N Lines: 8 In article <1995Mar05.084951.6899@mindspring.com>, kramirez@mindspring.com (Kirsty Ramírez) writes: > Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- Lisa Andersson Tape trading list upon request. SASE required for international mail. From anilsson@pipeline.com Mon Mar 06 17:21:51 1995 Path: ashpoly!cascade!brgate!saturno!pipeline!anilsson From: anilsson@pipeline.com (Anja Nilsson) Newsgroups: comp.sys.m68k Subject: Re: Discussion: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1995Mar06.172151.4818@pipeline.com> Date: Mon, 06 Mar 1995 17:21:51 GMT References: <1995Mar04.203151.1093@netcom.com> <1995Mar05.084951.6899@mindspring.com> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Mar05.084951.6899@mindspring.com>, kramirez@mindspring.com (Kirsty Ramírez) writes: > Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. If you are posting from AOL, please read RFC 1036 before posting again. -- Anja Nilsson Opinions expressed are solely my own and not those of The Pipeline Internet Network. ------------------------------------------------------------ From gkuznetsov@uu.net Wed Mar 08 11:09:51 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!uu!gkuznetsov From: gkuznetsov@uu.net (Göran Kuznetsov) Newsgroups: comp.sys.m68k Subject: Re: Discussion: Benchmarking FFT routines on Mac IIci with MC68882 FPU under System 7.5 Message-ID: <1995Mar08.110951.1003@uu.net> Date: Wed, 08 Mar 1995 11:09:51 GMT References: <1995Mar04.203151.1093@netcom.com> <1995Mar05.084951.6899@mindspring.com> <1995Mar05.193151.6197@mindspring.com> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Mar05.193151.6197@mindspring.com>, landersson@mindspring.com (Lisa Andersson) writes: > Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. Mac users bragging about 6-minute render times while Unix workstations do it in 20 seconds. Classic Apple distortion field. -- Göran Kuznetsov -- UUNET Technologies, Falls Church VA "5 sigma is a discovery. 7 is a question."