Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.2 9/18/84; site ecsvax.UUCP
Path: utzoo!watmath!clyde!cbosgd!ihnp4!mhuxn!mhuxr!mhuxt!houxm!whuxl!whuxlm!akgua!mcnc!ecsvax!mjg
From: mjg@ecsvax.UUCP (Michael Gingell)
Newsgroups: net.micro.amiga,net.micro.atari
Subject: Re: Reply to: Questions about ST vs. AMIGA
Message-ID: <973@ecsvax.UUCP>
Date: Sat, 21-Dec-85 11:09:29 EST
Article-I.D.: ecsvax.973
Posted: Sat Dec 21 11:09:29 1985
Date-Received: Mon, 23-Dec-85 04:40:00 EST
References: <342@unmg.UUCP> <840@h-sc1.UUCP> <352@well.UUCP> <382@pedsgd.UUCP>
Distribution: net
Organization: North Carolina Educational Computing Service
Lines: 18
Xref: watmath net.micro.amiga:1242 net.micro.atari:2073

> 
> Granted, the graphics chips relieve the 68000 from dealing with the
> display, as it must in the Mac, but the 68000 and the various co-processors
> must still contend for access to memory.  YES, I/O can proceed independently,
> etc., but only ONE of the processors can use memory at a time.  This
> HAS to impact the throughput of the 68000.
> 
> BTW, the ST also has an I/O co-processor, so presence vs. non-presence
> arguments in favor of the Amiga are inappropriate.
> 
> 					Bob Halloran


Yes BUT the bus speed of the Amiga is 14.4 MHz as opposed to the
ST which is 8MHz. The Amiga's 68000 runs at 7.2 MHz while the
Co-processors use the other 7.2 MHz.

Mike Gingell   ...decvax!mcnc!ecsvax!mjg