Re: [gentoo-amd64] Mobo recommendations

[Marcus D. Hanwell]

On Monday 17 October 2005 20:36, Chris Frederick wrote:
> James Pattinson wrote:
> > <snip>
> > Could some of you perhaps run hdparm -Tt on your root disk and let me
> > know what you get? I get great performance off the disk but the cached
> > read speed is about half the speed of my P4 box:
> >
> > amd64~ # hdparm -Tt /dev/sda
> >
> > /dev/sda:
> > Timing cached reads:   1532 MB in  2.00 seconds = 765.95 MB/sec
> > Timing buffered disk reads:   98 MB in  3.01 seconds =  32.58 MB/sec
> >
> > pentium4~ # hdparm -Tt /dev/sda
> >
> > /dev/sda:
> > Timing cached reads:   2296 MB in  2.00 seconds = 1147.03 MB/sec
> > Timing buffered disk reads:   44 MB in  3.02 seconds =  14.56 MB/sec
>
> AMD64 3.0 GHz:
> /dev/hda:
>   Timing cached reads:   1300 MB in  2.00 seconds = 649.45 MB/sec
>   Timing buffered disk reads:   84 MB in  3.02 seconds =  27.80 MB/sec
>
> DUAL Zeon 2.6 GHz:
> /dev/hda:
>   Timing cached reads:   2196 MB in  2.00 seconds = 1096.52 MB/sec
>   Timing buffered disk reads:  140 MB in  3.00 seconds =  46.61 MB/sec
>
Dual core X2 3800+ NForce4 (MSI) with Raptor 74 GB drive
/dev/sda:
 Timing cached reads:   3488 MB in  2.00 seconds = 1743.89 MB/sec
 Timing buffered disk reads:  206 MB in  3.02 seconds =  68.21 MB/sec

Turion64 Acer Ferrari 4005 laptop
/dev/hda:
 Timing cached reads:   1820 MB in  2.00 seconds = 909.94 MB/sec
 Timing buffered disk reads:  108 MB in  3.01 seconds =  35.85 MB/sec