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Date:      Thu, 28 Dec 1995 23:14:18 +1030 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        d_burr@ix.netcom.com (Donald Burr)
Cc:        freebsd-questions@FreeBSD.org, freebsd-scsi@FreeBSD.org
Subject:   Re: VLB controllers: benefits? which one to buy?
Message-ID:  <199512281244.XAA02854@genesis.atrad.adelaide.edu.au>
In-Reply-To: <Pine.BSF.3.91.951228025202.26972A-100000@ncc-1701-d> from "Donald Burr" at Dec 28, 95 02:57:20 am

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Donald Burr stands accused of saying:
> 
> He was wondering if there was any real difference in performance between 
> his ISA board (1542CP) and a VLB-based SCSI controller.  Will it be 
> faster, or is there not really a noticable difference?

Shitloads.

> I remember back when I had IDE drives, when I switched from a 16-bit ISA 
> to a 32-bit VLB IDE controller, I was not impressed with the (small) 
> speed difference it gave me.  But maybe SCSI is different?  I don't 
> really know, so I couldn't really answer his question myself.

The difference is very significant 8)

> He also would like to know, out of curiosity, what VLB SCSI controllers 
> would be the best to buy, and how much to expect to pay for one.  
> Obviously it would have to be compatible with FreeBSD and Win95.

The Adaptec 2842, Ultrastor 34F or Buslogic BT445 are the three worth
considering.  It's hard to compare them performance-wise; I'd just go
for whichever he can get cheapest.

> Donald Burr [d_burr@ix.netcom.com], PO Box 91212, Santa Barbara CA 93190-1212

-- 
]] Mike Smith, Software Engineer        msmith@atrad.adelaide.edu.au    [[
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