From mboxrd@z Thu Jan 1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 110865] Rx480 consumes 20w more power in idle than under Windows
Date: Sun, 09 Jun 2019 13:22:01 +0000
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Date: Sun, 9 Jun 2019 13:22:01 +0000
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X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated
https://bugs.freedesktop.org/show_bug.cgi?id=3D110865
Bug ID: 110865
Summary: Rx480 consumes 20w more power in idle than under
Windows
Product: Mesa
Version: 19.1
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/Gallium/radeonsi
Assignee: dri-devel@lists.freedesktop.org
Reporter: mwolf@adiumentum.com
QA Contact: dri-devel@lists.freedesktop.org
Created attachment 144485
--> https://bugs.freedesktop.org/attachment.cgi?id=3D144485&action=3Dedit
logfiles as requested in the amd bugreport guide
First I am not sure where to file that bug, so please be gentle with me, if=
I
selected the wrong component.
I noticed for a while higher temperatures of my Videocard when my pc was ju=
st
idling with gnome. Then I dug deeper and found out that my "zero fan" video=
card
does not stop the fan when I run Linux.
So I ran this line here:
watch -n 0.5 cat /sys/kernel/debug/dri/0/amdgpu_pm_info
and it showed me that the MCLK does not clock down to 300MHz as it does with
Windows 10.=20
GFX Clocks and Power:
2000 MHz (MCLK)
300 MHz (SCLK)
300 MHz (PSTATE_SCLK)
300 MHz (PSTATE_MCLK)
1000 mV (VDDGFX)
24.75 W (average GPU)
GPU Temperature: 45 C
GPU Load: 0 %
I have a multimonitor setup with two 1920x1200 pixel screens. When I use
Windows 10, the MCLK does not go beyond 300MHz when the desktop is idling.
(measured with hwmonitor)=20
When I power-off one screen under linux the (average GPU) goes down to 8-10W
and the MCLK drops to 300MHz, so the card can clock down, but is somehow
prohibited by the driver or configuration?
I followed this bug report guide from amd:
https://www.amd.com/en/support/kb/faq/amdgpu-installation#faq-Reporting-Bugs
and attached several logfiles.
--=20
You are receiving this mail because:
You are the assignee for the bug.=
--15600865210.8cDA91c2.11823
Date: Sun, 9 Jun 2019 13:22:01 +0000
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X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated
| Bug ID |
110865
|
| Summary |
Rx480 consumes 20w more power in idle than under Windows
|
| Product |
Mesa
|
| Version |
19.1
|
| Hardware |
Other
|
| OS |
All
|
| Status |
NEW
|
| Severity |
normal
|
| Priority |
medium
|
| Component |
Drivers/Gallium/radeonsi
|
| Assignee |
dri-devel@lists.freedesktop.org
|
| Reporter |
mwolf@adiumentum.com
|
| QA Contact |
dri-devel@lists.freedesktop.org
|
Created attachment 144485 [de=
tails]
logfiles as requested in the amd bugreport guide
First I am not sure where to file that bug, so please be gentle with me, if=
I
selected the wrong component.
I noticed for a while higher temperatures of my Videocard when my pc was ju=
st
idling with gnome. Then I dug deeper and found out that my "zero fan&q=
uot; videocard
does not stop the fan when I run Linux.
So I ran this line here:
watch -n 0.5 cat /sys/kernel/debug/dri/0/amdgpu_pm_info
and it showed me that the MCLK does not clock down to 300MHz as it does with
Windows 10.=20
GFX Clocks and Power:
2000 MHz (MCLK)
300 MHz (SCLK)
300 MHz (PSTATE_SCLK)
300 MHz (PSTATE_MCLK)
1000 mV (VDDGFX)
24.75 W (average GPU)
GPU Temperature: 45 C
GPU Load: 0 %
I have a multimonitor setup with two 1920x1200 pixel screens. When I use
Windows 10, the MCLK does not go beyond 300MHz when the desktop is idling.
(measured with hwmonitor)=20
When I power-off one screen under linux the (average GPU) goes down to 8-10W
and the MCLK drops to 300MHz, so the card can clock down, but is somehow
prohibited by the driver or configuration?
I followed this bug report guide from amd:
https://www.amd.com/en/support/kb/faq/amdgpu-installation#faq=
-Reporting-Bugs
and attached several logfiles.
You are receiving this mail because:
- You are the assignee for the bug.
=
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