Date: Thu, 18 May 1995 10:12:31 -0400 (EDT) From: "Jonathan M. Bresler" <jmb@kryten.atinc.com> To: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com> Cc: Poul-Henning Kamp <phk@ref.tfs.com>, FreeBSD hackers <FreeBSD-hackers@FreeBSD.org> Subject: Re: Adaptec 2940? Message-ID: <Pine.3.89.9505180913.B26100-0100000@kryten.atinc.com> In-Reply-To: <199505180834.BAA13812@gndrsh.aac.dev.com>
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On Thu, 18 May 1995, Rodney W. Grimes wrote:
Here's some numbers to beat ;)
DELL optiplex 466/MX 16mb--box idle, 10 xterms and mosaic on fvwm
karma:jmb [109] gcc -v
gcc version 2.4.5
karma:jmb [110] uname -a
FreeBSD karma.atinc.com 1.1.5.1(RELEASE) KARMA#6 i386
karma:jmb [111] gcc -o ramspeed -O2 ramspeed.c
karma:jmb [112] ./ramspeed
49005fb0 0.336 uS/op 2.98e+06 op/S 11.362 Mb/S
8938c0df 0.100 uS/op 9.96e+06 op/S 38.011 Mb/S
> Add these to your list:
> A ASUS P90 Neptune, FreeBSD-2.1, GCC 2.6.3
> hookturn:rgrimes {1002} cc -o ram-speed -O2 ram-speed.c
> hookturn:rgrimes {1003} ./ram-speed
> 49005fb0 0.334 uS/op 2.99e+06 op/S 11.407 Mb/S
> 8938c0df 0.174 uS/op 5.76e+06 op/S 21.964 Mb/S
> hookturn:rgrimes {1004}
> Box was idle.
>
> A ASUS P90 Triton, 15ns Async SRAM Cache, FreeBSD-2.1, GCC 2.6.3
> [Bios on default autoconfig settings, I can make it go faster :-)]
> gndrsh# cc -o ram-speed -O2 ram-speed.c
> gndrsh# ./ram-speed
> 49005fb0 0.303 uS/op 3.30e+06 op/S 12.578 Mb/S
> 8938c0df 0.124 uS/op 8.09e+06 op/S 30.852 Mb/S
> gndrsh#
Jonathan M. Bresler jmb@kryten.atinc.com | Analysis & Technology, Inc.
| 2341 Jeff Davis Hwy
play go. | Arlington, VA 22202
ride bike. hack FreeBSD.--ah the good life | 703-418-2800 x346
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