Subject: how fast ist this machine really?
To: None <port-i386@netbsd.org>
From: Ignatios Souvatzis <ignatios@cs.uni-bonn.de>
List: port-i386
Date: 12/06/2005 15:27:24
How fast does this machine's clock really run? Or to ask another way:
Does
NetBSD tiger 3.0_RC5 NetBSD 3.0_RC5 (GENERIC) #0: Thu Dec 1 01:48:31
UTC 2005 builds@b4.netbsd.org:/home/builds/ab/netbsd-3-0-RC5/i386/
200511302123Z-obj/home/builds/ab/netbsd-3-0-RC5/src/sys/arch/i386/
compile/GENERIC i386
enable the CPU to run at full speed, or is it switched to half speed?
Regards,
-is
cpu0: "Intel(R) Pentium(R) 4 CPU 3.20GHz"
cpu0: unknown Enhanced SpeedStep CPU
cpu0: Intel (686-class), 3200.22 MHz, id 0xf43
cpu0: Enhanced SpeedStep running at 1600 MHz (1420 mV)
> ./flops=20
FLOPS C Program (Double Precision), V2.0 18 Dec 1992
Module Error RunTime MFLOPS
(usec)
1 4.0146e-13 0.0135 1038.5844
2 -1.4166e-13 0.0117 600.2652
3 4.7184e-14 0.0207 823.1180
4 -1.2557e-13 0.0154 976.7351
5 -1.3800e-13 0.0282 1029.1342
6 3.2380e-13 0.0272 1064.6282
7 -8.4583e-11 0.0379 316.8278
8 3.4867e-13 0.0286 1047.1400
Iterations =3D 512000000
NullTime (usec) =3D 0.0006
MFLOPS(1) =3D 658.5552
MFLOPS(2) =3D 592.7987
MFLOPS(3) =3D 851.6404
MFLOPS(4) =3D 990.2123