lkml.org 
[lkml]   [2002]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
DateTue, 12 Mar 2002 13:06:47 -0600
FromCharles Cazabon <>
SubjectRe: [patch] ns83820 0.17
Trever L. Adams <tadams-lists@myrealbox.com> wrote:
>
> Here is my question. A PCI bus, IRC, has about 500 Megabytes/sec of
> bandwidth.

Depends. 32-bit 33Mhz PCI is 133MB/s. 64-bit 66MHz PCI is 533MB/s -- those
are theoretical, of course. In real life you're not likely to see better than
about 90% of those figures, even in ideal cases.

> A full blown gigabit Ethernet stream should be around 133 Megabytes/sec.
> Sounds to me like a PC could act easily (As far as bandwidth is concerned)
> as a 4 to 5 port gigabit Ethernet router.

If you define PC as "cheap Athlon box with 32-bit, 33MHz PCI bus", then no.

Charles
--
-----------------------------------------------------------------------
Charles Cazabon <linux@discworld.dyndns.org>
GPL'ed software available at: http://www.qcc.sk.ca/~charlesc/software/
-----------------------------------------------------------------------
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2005-03-22 13:24    [from the cache]
©2003-2010