Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!uwm.edu!zaphod.mps.ohio-state.edu!usc!cs.utexas.edu!oakhill!eric
From: eric@oakhill.UUCP (Eric Quintana)
Newsgroups: comp.sys.amiga
Subject: Re: A3000, 68040
Keywords: 3000, 68040
Message-ID: <3265@rorschach.oakhill.UUCP>
Date: 8 May 90 19:45:37 GMT
References: <1990May3.043218.15590@cec1.wustl.edu> <1990May03.062713.25299@csuchico.edu> <149@cbmger.UUCP>
Reply-To: eric@rorschach.UUCP (Eric Quintana)
Organization: Motorola Inc., Austin, Texas
Lines: 13

In article <149@cbmger.UUCP> trebbien@cbmger.UUCP (Uwe Trebbien GERMANY) writes:
>
>[The 68040] will outperform a 030 at 40 MHz, because a 040 running with external
>clock at 25 MHz is internally running at 50 MHz. Also the 040-FPU is much faster
>than a 882. I think I have heard that the 040 completes an FMUL-instruction in
>6 clock cycles.

Actually, piped FMULs produce results every 5 clocks.  But a single FMUL
execution time (including latency) is 9 clocks in the FPU.

>		UWE    

Eric Quintana                     ...!cs.utexas.edu!oakhill!eric