[TriLUG] Laptop battery life comparison: Windows vs. Linux
conrad at bungled.net
Fri Jan 9 10:02:53 EST 2004
To make it more 'scientific', I suggest (under Linux) setting the CPU
to a lower power mode. I would bet that Windows is doing the same. The
easiest way is with the cpufreq support in Linux 2.6, although some
patches are available for 2.4.
On Thu, Jan 08, 2004 at 09:40:40PM -0500, Phillip Rhodes wrote:
> Ok, Mike Mueller had asked a question on this subject a while
> back, and I'd volunteered to benchmark my laptop under both
> Linux and Windows and compare the battery life. Here are my
> (very unscientific) results:
> The laptop in question is a Toshiba Satellite P25-s507,
> running Windows 2000 Server and RedHat 9. The spec sheet
> says the estimated battery life is 2 hours.
> Under Linux, I got almost exactly 2.5 hours of life
> before the battery died.
> Under Windows, I have never let the battery actually die,
> but... I've ran the machine for about an hour and 15 minutes,
> and the battery life indicator read about 50%. So, assuming
> the battery juice decays on a linear curve, it should be good
> for about 2.5 hours under Windows.
> So, my very unscientific, semi-empirical experience is that
> the battery life is almost identical between Windows and
> Mike, hope this helps..
> When the 1st Amendment no longer protects your voice.
> And when the 4th Amendment no longer protects your privacy or your stuff.
> Thank God we have the 2nd Amendment to tell our elected representatives
> that enough is enough.
> It's time to put "... from my cold, dead hands" back where it belongs.
> FREE AMERICA
> Vote Libertarian
> TriLUG mailing list : http://www.trilug.org/mailman/listinfo/trilug
> TriLUG Organizational FAQ : http://trilug.org/faq/
> TriLUG Member Services FAQ : http://members.trilug.org/services_faq/
> TriLUG PGP Keyring : http://trilug.org/~chrish/trilug.asc
Nathan J. Conrad Campus phone #5930
301 Scott hall, UNC Charlotte http://bungled.net
GPG: F4FC 7E25 9308 ECE1 735C 0798 CE86 DA45 9170 3112
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Size: 189 bytes
Desc: Digital signature
Url : http://www.trilug.org/pipermail/trilug/attachments/20040109/1b330861/attachment.bin
More information about the TriLUG