Mailinglist Archive: opensuse (3637 mails)

< Previous Next >
Re: [SLE] Info re supported hardware
  • From: Paul Abrahams <abrahams@xxxxxxx>
  • Date: Sun, 06 May 2001 10:20:38 -0400
  • Message-id: <3AF55DB6.D2898C6C@xxxxxxx>
Philipp Thomas wrote:

> * Paul Abrahams [Sat, 05 May 2001 22:28:50 -0400]:
>
> >I'm using a Tyan S2390 motherboard. Do I need to rejigger the kernel before
> >I take my computer apart to install the ATA controller?
>
> Is there any reason why you want to move the drive to the offboard
> controller? It does depend on the hard disk, but only very few exceed
> UDMA33 speed and *none* exceed UDMA66. So if your onboard controller
> supports UDMA33, chances are very high that you will see no noticeable
> speedup by moving the disk.
>
> Even if a disk supports UDMA100, that does not mean that it actually can
> make use of the higher transfer speed.
>
> UDMA100 currently is nothing more then a marketing vehicle as there is
> *no* disk that even comes near UDMA66 speed.

My hard drive claims to be ATA100; the motherboard claims UDMA 33/66 IDE. I'll
admit that I know nothing of the relationship between ATA and UDMA, but I had
assumed that the numbers were comparable, especially since most hard drives seem
to be ATA66. Can you enlighten me?

Paul



< Previous Next >