Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Reply to Rajen Gupta re: 64 bit

Author: Tom Kerrigan

Date: 00:10:50 07/25/03

Go up one level in this thread


On July 25, 2003 at 02:11:08, Russell Reagan wrote:

>On July 25, 2003 at 01:52:26, Tom Kerrigan wrote:
>
>>Nonsense. Dhrystone MIPS:
>>
>>4MHz Z80: 0.052
>>4.77MHz 8088: 0.23
>>8MHz 8086: 0.44
>>
>>http://www.netlib.org/performance/html/dhrystone.data.col0.html
>>
>>So the 8088 performed 4.5x faster than the Z80 and it looks to be only about 12%
>>slower than the 8086 per MHz.
>
>If you ignore external memory access, then an 8088 should perform exactly the
>same as an 8086...
>
>"Problems: Due to its small size (100 HLL statements, 1-1.5 KB code), the memory
>system outside the cache is not tested"
>
>http://performance.netlib.org/performance/html/dhrystone.intro.html

Except neither chip had any cache. :)

-Tom



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.