[coreboot] Lenovo X200 running Coreboot drains 3-4W more power than with Vendor BIOS

Alexander Couzens lynxis at fe80.eu
Mon May 2 01:24:27 CEST 2016


On Mon, 2 May 2016 01:06:10 +0200
Daniel Kulesz <daniel.ina1 at googlemail.com> wrote:

> Okay. I was just aware of the generic "processor.max_cstate=2"
> parameter. I tried with both parameters using the vendor BIOS and
> here are the results:

Can you do a test run with closed devices? This would ensure, you're
not measurring a brightness difference.

best,
lynxis

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Alexander Couzens

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