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From: mjg@ecsvax.UUCP (Michael Gingell)
Newsgroups: net.micro.amiga
Subject: Re: CSA 68020 board
Message-ID: <946@ecsvax.UUCP>
Date: Wed, 18-Dec-85 09:35:20 EST
Article-I.D.: ecsvax.946
Posted: Wed Dec 18 09:35:20 1985
Date-Received: Fri, 20-Dec-85 03:31:38 EST
References: <755@caip.RUTGERS.EDU>
Organization: North Carolina Educational Computing Service
Lines: 22

> I took along a copy of the Dhrystone benchmarks to beat on it with.  There
> are three dhrystone runs:  32 bit integers without register variables, 32 bit
> integers with register variables, and 16 bit integers with register variables.
> Three test configurations were used:  my standard Amiga at home, the CSA 68020
> board with the 68020 cache enables, and the CSA 68020 board with cache and
> additional memory enabled.  
> 
>                       Standard Amiga     68020/cache     68020/cache/fast mem
> 
> 32 bit/no reg             458               515               781
> 
> 32 bit/reg                458               515               657   (??)
> 
> 16 bit/reg                549               588               781
> 
> 
According to the folks at Amiga, when compiled on a Sun using the
Greenhills compiler and then ported to a standard Amiga they got
850 Dhrystones/sec which shows that it might be more profitable
to buy a better compiler than the 68020 board.

Mike Gingell    ..decvax!ecsvax!mjg