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Article #68701Re: Disk Performance: ISA Cache vs EIDE on Motherboard
From: Mike
Date: Wed, 01 May 1996 00:00
Date: Wed, 01 May 1996 00:00
43 lines
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2347 bytes
In article <830802086snz@cdsl.demon.co.uk>
peter@cdsl.demon.co.uk "Peter Hayward" writes:
> I'm sorry if this is a duplicate but the original, posted on Sunday,
> seems to be "one of the small number of news articles lost by demon".
>
> I own an ISA caching disk controller fitted with 4MB of 30 pin simms
> (well what use are 30 pin simms these days?) but I'm thinking of
> getting a new motherboard and CPU that is likely to have it's own on
> board (E)IDE controller. The question is:-
>
> Would I better off keeping my caching contoller or moving to the on
> board (E)IDE?
>
> My gut feeling is that keeping the cache controller is the better
> option. I appreciate that the ISA card will have a much lower data
> transfer rate, say 5 times slower than the on board controller. But
> the data transfer portion of a block read is modest compared with
> rotational latencies and even more so with seek times. It's in the
> last two area's that the cache will show gains, but will that balance
> out the lower transfer rate?
>
> Any comments?
>
> --
> Peter Hayward, Cambridge, UK. | In a democracy the public will only
> peter@cdsl.demon.co.uk | respect laws if they respect the
> tel +44-1223-312-923 | politicians that make them.
>
>
>
> --
> Peter Hayward, Cambridge, UK. | In a democracy the public will only
> peter@cdsl.demon.co.uk | respect laws if they respect the
> tel +44-1223-312-923 | politicians that make them.
>
--
Michael S. Cowgill (Mike) \_ " ...Not even Wensleydale?... "
zeus@myth.demon.co.uk (That's me) \_ Royal Blue Dragon
G1VOX@GB7WRG.GBR.EU 44.131.2.76 \_ -==(UDIC)==-
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1036bc,42f6e50e063305b8 X-Google-Attributes: gid1036bc,public From: Mike <zeus@myth.demon.co.uk> Subject: Re: Disk Performance: ISA Cache vs EIDE on Motherboard Date: 1996/05/01 Message-ID: <830909328snz@myth.demon.co.uk> X-Deja-AN: 152315138 x-nntp-posting-host: myth.demon.co.uk references: <830802086snz@cdsl.demon.co.uk> x-mail2news-path: myth.demon.co.uk organization: The Home for Deranged Hackerfolk reply-to: zeus@myth.demon.co.uk newsgroups: demon.tech.pc