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Article #1093

Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive?

#1093
From: Tony Millington
Date: Fri, 28 Nov 1997 00:00
33 lines
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In article <65l4hv$1hv@bgtnsc03.worldnet.att.net>, Midgard
<midigard@aol.com> writes
>For months I've been listening to my brother boost about how lightning
>fast his standard EIDE hard drives are.  Claims it all depends the
>motherboard's controller on how fast a hard drive can get, up to the
>maximum rated speed for that drive of course.  Right now I'm using a
>486 VIP green Mainboard (M919) w/ an AMD P75 cpu & have *never* gotten
>more than 1,870 kb/sec using my Seagate ST-3851A HDD.  But you're
>always hearing about how these drives are capable of 16 MB/sec data
>transfer rates.  In a few weeks, I'll be upgrading to  a Socket 7
>mainboard with either an Intel 166MHZ MMX or AMD K6 166MHz.  But I'd
>like to keep my present drive & want to know once and for all if it's
>actually possible to get the maximum rated speed for these "older"
>EIDE drives?  Is it, in fact, the controller on the motherboard that
>determines data transfer rates with hard disks?  
>
        Having just moved a 850MB Western Digital IDE from a 486
DX4 100 to a 166MHz box the following results were shown by a test
programme called "Snooper"

                        CPU             Video           Hard Disk
                        ===             =====           =========
486 DX4 100 VLbus       255             144k cps        1.46Mb/sec

166 MHz PCI bus         606             183k cps        1.38Mb/sec

so it seems that data processing is much faster, but transfer rates 
have not improved.
-- 
Tony Millington                         "Ooh, Gromit - it's Real Wensleydale!"
                                                                   [Wallace]
        This message has been processed using recycled electrons
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From: Tony Millington <tony@millington.demon.co.uk>
Subject: Re: Is it possible to actually get a 16 MB/sec data transfer rate w/ an EIDE drive?
Date: 1997/11/28
Message-ID: <d6mR$IAql0f0Ewx9@millington.demon.co.uk>
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