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#1 2016-09-17 03:41:41

alexcord
Member
Registered: 2016-09-17
Posts: 9

[resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi guys, I'm trying to finish my arch install now I'm not sure my Radeon is working Ok. I'm not an hardcore gamer but I would like to put it to work smile
Not tried to ballance it automatically yet (PRIME)

I alread checked the wiki
https://wiki.archlinux.org/index.php/ATI
https://wiki.archlinux.org/index.php/PRIME
https://wiki.archlinux.org/index.php/Dell_Inspiron_5547

Problem: Low FPS

DRI_PRIME=1 glxgears
301 frames in 5.0 seconds = 60.002 FPS

The same as Intel (Command just glxgears).

I have Notebook Dell Inspiron 5548, hybrid : Intel Corporation HD Graphics 5500 + AMD Radeon™ R7 M265 Series
WM Xfwm4, DE: XFCE4, Drivers OpenSource.

Installed:  xf86-video-amdgpu, xf86-video-intel,  xorg, XFCE4,
I hae no files on /etc/X11 dir.

Some tests:

glxinfo | grep "OpenGL renderer"
OpenGL renderer string: Mesa DRI Intel(R) HD Graphics 5500 (Broadwell GT2)  
DRI_PRIME=1 glxinfo | grep "OpenGL renderer"
OpenGL renderer string: Gallium 0.4 on AMD ICELAND (DRM 3.2.0 / 4.7.2-1-ARCH, LLVM 3.8.1)  
 xrandr --listproviders 
Providers: number : 2
Provider 0: id: 0x78 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 associated providers: 0 name:Intel
Provider 1: id: 0x4f cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload crtcs: 0 outputs: 0 associated providers: 0 name:TOPAZ @ pci:0000:04:00.0  

lspci output:

00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 5500 (rev 09)
00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller (rev 09)
00:14.0 USB controller: Intel Corporation Wildcat Point-LP USB xHCI Controller (rev 03)
00:16.0 Communication controller: Intel Corporation Wildcat Point-LP MEI Controller #1 (rev 03)
00:1b.0 Audio device: Intel Corporation Wildcat Point-LP High Definition Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #1 (rev e3)
00:1c.2 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #3 (rev e3)
00:1c.3 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #4 (rev e3)
00:1c.4 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #5 (rev e3)
00:1d.0 USB controller: Intel Corporation Wildcat Point-LP USB EHCI Controller (rev 03)
00:1f.0 ISA bridge: Intel Corporation Wildcat Point-LP LPC Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation Wildcat Point-LP SATA Controller [AHCI Mode] (rev 03)
00:1f.3 SMBus: Intel Corporation Wildcat Point-LP SMBus Controller (rev 03)
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller (rev 07)
03:00.0 Network controller: Intel Corporation Wireless 7265 (rev 59)
04:00.0 Display controller: Advanced Micro Devices, Inc. [AMD/ATI] Topaz XT [Radeon R7 M260/M265 / M340/M360] (rev ff)

dmesg:
http://pastebin.com/zqmE7fhF

pacman -Q
http://pastebin.com/huCCPZHD

Please, any help would be apreciate.

Last edited by alexcord (2016-11-03 16:20:43)

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#2 2016-09-17 05:28:50

nahte
Member
From: /usr/temp
Registered: 2016-09-14
Posts: 39

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Firstly, that gpu is very weak, don't expect anything crazy from it.

glxinfo | grep "OpenGL renderer"
OpenGL renderer string: Mesa DRI Intel(R) HD Graphics 5500 (Broadwell GT2) 

You have the intel chip's gpu running as your primary gpu. This is deafult.
"By default the Intel card is always used: "

Thoroughly read through this wiki: https://wiki.archlinux.org/index.php/PRIME and make sure that the intel gpu is not being utilised over the amd gpu.


This is straight from that wiki.

PRIME GPU offloading:
GPU-intensive applications should be rendered on the more powerful discrete card. The command xrandr --setprovideroffloadsink provider sink can be used to make a render offload provider send its output to the sink provider (the provider which has a display connected). The provider and sink identifiers can be numeric (0x7d, 0x56) or a case-sensitive name (Intel, radeon).

Example:


$ xrandr --setprovideroffloadsink radeon Intel


You may also use provider index instead of provider name:


$ xrandr --setprovideroffloadsink 1 0


Now, you can use your discrete card for the applications who need it the most (for example games, 3D modellers...) by prepending the DRI_PRIME=1 environment variable:


$ DRI_PRIME=1 glxinfo | grep "OpenGL renderer"


OpenGL renderer string: Gallium 0.4 on AMD TURKS
Other applications will still use the less power-hungry integrated card. These settings are lost once the X server restarts, you may want to make a script and auto-run it at the startup of your desktop environment (alternatively, put it in /etc/X11/xinit/xinitrc.d/). This may reduce your battery life and increase heat though.

Last edited by nahte (2016-09-17 05:31:21)


60% of the time, I don't know what I'm doing all the time.

P.S. I'm new so everything I say is probably wrong.

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#3 2016-09-17 07:56:29

olive
Member
From: Belgium
Registered: 2008-06-22
Posts: 1,490

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

60 fps is normal. It sync with the refresh rate of your monitor. You can disable this by setting the variable vblank_mode to 0

vblank_mode=0 glxgears

Note that it is only useful for benchmarks (Obviously, you cannot display more fps than your monitor can physically display).

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#4 2016-09-17 12:39:35

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi thanks for your repply.

@nahte: Thanks, I'm not sure I got it.  In this case it will use Intel and automatically use ATI when I run a most intensive GPU App?
Is It necessary to set this command just once or do I have to set it on a script, let's say /etc/profile?

xrandr --setprovideroffloadsink 1 0

@olive, Ok, I know it is an cheap gpu but  I'm curious, Why the FPS is even greater whitout DRI_PRIME=1?

$ xrandr --setprovideroffloadsink 1 0
$ DRI_PRIME=1 vblank_mode=0 glxgears
ATTENTION: default value of option vblank_mode overridden by environment.
10766 frames in 5.0 seconds = 2153.008 FPS
10868 frames in 5.0 seconds = 2173.519 FPS
10867 frames in 5.0 seconds = 2173.237 FPS
XIO:  fatal IO error 11 (Resource temporarily unavailable) on X server ":0.0"
      after 33277 requests (36 known processed) with 0 events remaining.
$ vblank_mode=0 glxgears
ATTENTION: default value of option vblank_mode overridden by environment.
ATTENTION: default value of option vblank_mode overridden by environment.
51552 frames in 5.0 seconds = 10310.246 FPS
49364 frames in 5.0 seconds = 9872.729 FPS
XIO:  fatal IO error 11 (Resource temporarily unavailable) on X server ":0.0"
      after 111898 requests (38 known processed) with 0 events remaining.

I'm wondering if Intel got better FPS than Radeon on this test, I'm right?

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#5 2016-09-17 13:22:34

olive
Member
From: Belgium
Registered: 2008-06-22
Posts: 1,490

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

I am not a specialist since I have not an hybrid graphic . But such difference is too big IMHO. There is a problem somewhere. What is the status of your graphic card support in Linux (the opensource driver ati might be suboptimal for recent graphic cards). Maybe you can try to install the proprietary catalyst driver (https://wiki.archlinux.org/index.php/AMD_Catalyst). What is the benchmarks for your two graphic card as given by
http://www.videocardbenchmark.net/. The benchmarks are from Windows but it should at least give you an order of magnitude of the capability even on Linux.

Note that glxgears is not a very reliable benchmark. You can try a real benchmark (like the Unigene benchmarks).

Last edited by olive (2016-09-17 13:34:54)

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#6 2016-09-17 21:41:19

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Ok, I found and Installed Unigine, after running it i got 5~8 FPS, in the basic mode, terrible!

DRI_PRIME=1 vblank_mode=0 unigine-heaven 


I found hard to understand  these documents about radeon, I even can't find my GPU (or it's family) on it.
https://www.x.org/wiki/RadeonFeature/
https://www.x.org/wiki/GalliumStatus/

I found Radeon proprietary drivers installation messy... I would prefer sticking with free ones.  I alread broke two Other instalationg trying to do that...
Have someone another idea?

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#7 2016-09-17 22:46:33

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

by the way

https://xpressrazor.wordpress.com/2013/ … amd-setup/

sudo pacman -Syu
sudo pacman -S ati-dri xf86-video-ati lib32-mesa lib32-mesa-libgl mesa-libgl mesa-demos libtxc_dxtn lib32-libtxc_dxtn  lib32-ati-dri

fixed sudo xrandr --setprovideroffloadsink 0x4f 0x78 on /etc/profile

No effect, this is Unigine log.


 DRI_PRIME=1  unigine-heaven 

http://pastebin.com/xADdHHLj

What about this "Unknown GPU"?

---- System ----
System: Linux 4.7.4-1-ARCH x86_64
CPU: Intel(R) Core(TM) i7-5500U CPU @ 2.40GHz 2394MHz MMX SSE SSE2 SSE3 SSSE3 SSE41 SSE42 AVX HTT x4
GPU: Unknown GPU x1
System memory: 7902 MB
Video memory:  256 MB
Sync threads:  3
Async threads: 4

...
---- Render ----
GLRender::GLRender(): Unknown GPU
OpenGL vendor:   X.Org
OpenGL renderer: Gallium 0.4 on AMD ICELAND (DRM 3.2.0 / 4.7.4-1-ARCH, LLVM 3.8.1)
OpenGL version:  4.1 (Core Profile) Mesa 12.0.3
OpenGL flags:    Core Profile

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#8 2016-09-18 07:22:41

olive
Member
From: Belgium
Registered: 2008-06-22
Posts: 1,490

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

The lin32-* are necessary if you want to run 32 bit apps. Is Unigene a 32 bit? You can find it with the file command on the main executable. You can check the Xorg log too. Normally if hardware acceleration is not working, it should be clear from the glxinfo command.  From your previous posts it seems that it is indeed enabled, but can you double check its output (with DRI_PRIME?). The "unknown gpu" in the unigene log is probably harmless (I have seen the same output in my case where I have the expected fps).

I don't think you will get much interesting info from the Xorg status page (it seems mainly intended to developers). You should find the name of the chipset in the Xorg log (/var/log/Xorg.0.log).

Have you checked the benchmark at http://www.videocardbenchmark.net/. That will give you the expected performance of you graphic card. How does it compare with the intel card (that is apparently working fine in your case).

I know that catalyst is a pain to install and maintain but if everything is indeed "working" as seen with glxinfo, I am out of idea and I would think it is a limitation of the ati driver. How have you installed catalyst in the past? Just follow the catalyst archwiki (https://wiki.archlinux.org/index.php/AMD_Catalyst) and install via the unofficial vi0l0 repository. Don't try the official catalyst installer since it is likely to put files here and there and mess your system.

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#9 2016-09-21 03:17:47

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi Olive,

Thank you again for your repĺy.
Content of /var/log/Xorg.0.log
http://pastebin.com/KhpUxxLN

found just these errors:

[    22.478] (EE) Failed to load module "vesa" (module does not exist, 0)
[    22.478] (EE) Failed to load module "fbdev" (module does not exist, 0)
...

I read vesa is not necessary Found this: https://bbs.archlinux.org/viewtopic.php?id=70063
So I installed it

pacman -S xf86-video-fbdev

After that, new file is: http://pastebin.com/wWsHnjje

and these related messages:

...
[    23.376] (II) Applying OutputClass "AMDgpu" to /dev/dri/card1
[    23.376] 	loading driver: amdgpu

...

following glxinfo (took after installing  xf86-video-fbdev/reboot).

$ DRI_PRIME=1 glxinfo -B
name of display: :0.0
display: :0  screen: 0
direct rendering: Yes
Extended renderer info (GLX_MESA_query_renderer):
	Vendor: X.Org (0x1002)
	Device: AMD ICELAND (DRM 3.2.0 / 4.7.4-1-ARCH, LLVM 3.8.1) (0x6900)
	Version: 12.0.3
	Accelerated: yes
	Video memory: 2043MB
	Unified memory: no
	Preferred profile: core (0x1)
	Max core profile version: 4.1
	Max compat profile version: 3.0
	Max GLES1 profile version: 1.1
	Max GLES[23] profile version: 3.0
OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on AMD ICELAND (DRM 3.2.0 / 4.7.4-1-ARCH, LLVM 3.8.1)
OpenGL core profile version string: 4.1 (Core Profile) Mesa 12.0.3
OpenGL core profile shading language version string: 4.10
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile

OpenGL version string: 3.0 Mesa 12.0.3
OpenGL shading language version string: 1.30
OpenGL context flags: (none)

OpenGL ES profile version string: OpenGL ES 3.0 Mesa 12.0.3
OpenGL ES profile shading language version string: OpenGL ES GLSL ES 3.00

Aboute Unigene, well, I cant find it explicit but there are several x64 files. I installed from AUR unigene-heaven package. There is an message "Binary: Linux 64bit GCC 4.4.5 Release Feb 13 2013 r11274" on exec log. So I undertent it is not 32 bit.
I founr this message, don't know if is relevant:

connect(2) call to /dev/shm/jack-1001/default/jack_0 failed (err=No such file or directory)
attempt to connect to server failed

Passmark's score is 809, it's mid to low, not so new (1st test on 2014-11-24) , I know it's not great but show be better than Intel for sure.
http://www.videocardbenchmark.net/gpu.p … 65&id=2994

Are you sure it's lin32? Not lib32? I have lib32-mesa*, funny, there is avaliable some lib32*nvidia but none for Ati/Radeon.


About non free drivers, I didn't try it on Arch yet, I broke an Ubuntu and one Manjaro installing packages, following guides... I'm afraid doing that on Arch, I worked har on it,
I'll wait some day to see if someone give me an better idea, if not make at least a full backup and wait a day with a lot free time before trying.
Again thanks for your help, any other idea is welcome.

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#10 2016-09-21 06:45:15

olive
Member
From: Belgium
Registered: 2008-06-22
Posts: 1,490

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

I have a HD6570 that has a passmark score of 759. The glxgears shows about 6860 fps. My card is a desktop graphic card older than yours and that might explain it is better supported, especially by the free driver. Since I see no sign of errors, I am inclined to say that it is a limitation of the driver. I would try the proprietary catalyst driver. If you use the Vi0l0 repository and know what you are doing, you won't kill your installation. It is relatively easy to remove the catalyst packages and reinstall the ati driver if you don't like it or if it does not work. How have you tried to install catalyst in the past? Maybe you have used the official AMD installer (which is indeed likely to mess up your system).

What about the passmark benchmark of your intel graphic card? If you associate a modern processor with an older discrete graphic card, the intern graphic card of the CPU might very well be better than the older GPU. What is your precise configuration, is it a laptop? a desktop?

P.S. The lin32- in my post is indeed lib32-; this was a typo, sorry.

Last edited by olive (2016-09-21 08:29:18)

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#11 2016-09-21 12:16:18

Lone_Wolf
Member
From: Netherlands, Europe
Registered: 2005-10-04
Posts: 11,920

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Alexcord,
latest xorg log and glxinfo you posted suggest you have software problems that prevent your discrete card from performing at maximum,
but i need more info to be sure.

- please post full lscpi -k output

- Do you have ANY *.conf files in /etc/X11/ or /etc/X11/xorg.conf.d/ folders ?
if so, move them to somewhere else, then start X without them and post the log.

- pacman -Qs xf86-video output


Disliking systemd intensely, but not satisfied with alternatives so focusing on taming systemd.


(A works at time B)  && (time C > time B ) ≠  (A works at time C)

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#12 2016-09-29 02:45:54

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi guys,

Again tanks for your help, sorry not answer pronto.

@Lone_wolf: Thanks I supose you need "lspci -k", here it is:
http://pastebin.com/EuNjSPN2
there is an stderr  "lspci: Unable to load libkmod resources: error -12"

<code>
$ pacman -Qs xf86-video
local/xf86-video-amdgpu 1.1.2-1 (xorg-drivers xorg)
    X.org amdgpu video driver
local/xf86-video-ati 1:7.7.1-1 (xorg-drivers xorg)
    X.org ati video driver
local/xf86-video-fbdev 0.4.4-5 (xorg-drivers xorg)
    X.org framebuffer video driver
local/xf86-video-intel 1:2.99.917+708+g8f33f80-1 (xorg-drivers xorg)
    X.org Intel i810/i830/i915/945G/G965+ video drivers
</code>


I used to have GDM and replaced by LightDM these days. Not sure it affected...
Again my xorg.log
http://pastebin.com/7BtLLhfG
No new errors. System is upto date same fps.

@olive, I broke others distros (ubuntu/manjaro) because besides 20 year on TI I'm a Linux fresh meat smile . It's my first try on Arch. I already installed Mageia,  Ubunto (x2), no one gave me full support to my GPUs. Always installed proprietary drivers by package, pretty sure I failled with /etc/X11/* conf files, another problem is the downgrate of xorg the newer is not compatible with proprietary ati. I prefer insisting on free drivers, this GPU is not so new.

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#13 2016-09-29 06:13:22

orasis
Member
Registered: 2008-03-22
Posts: 48

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

It's a normal result.

What you should do is test your card with a game, a native one like Counterstrike. If it plays well on low and ok on medium you're good.

I do not put much faith into glxgears... my card which is a gaming card says 20FPS.


Thurin1 @ irc.freenode.net #archlinux

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#14 2016-09-29 08:22:47

Lone_Wolf
Member
From: Netherlands, Europe
Registered: 2005-10-04
Posts: 11,920

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Combining lspci -k (lscpi was a typo) and xorg log gives :

kernel module for your card is amdgpu
mesa DRI module used by xorg is radeonsi (this is normal, mesa radeonsi dri module takes care of all cards in the gcn family)
xorg driver for your card is xf86-video-amdgpu

you can remove xf86-video-ati .

----------------

Although mesa 12 does support OpenGL above 4.1 for radeonsi , it needs llvm 3.9 or recent llvm-svn to deliver that.
With the current version of llvm in AL at 3.8.1, your card is limited to OpenGL 4.1 .
This hampers performance in many applications.

You can either wait until llvm 3.9 enters offical repos (ETA unknown) or switch to mesa-git + llvm-svn .
https://bbs.archlinux.org/viewtopic.php?id=212819


Disliking systemd intensely, but not satisfied with alternatives so focusing on taming systemd.


(A works at time B)  && (time C > time B ) ≠  (A works at time C)

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#15 2016-09-29 13:00:36

Gosi
Member
From: Vienna, Austria
Registered: 2010-02-25
Posts: 100

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Uninstall amdgpu, it is better suited for newer cards. Try it with ati driver.

Last edited by Gosi (2016-09-29 13:02:41)

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#16 2016-09-30 01:15:40

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi Guys,

Thanks again for all answers.

@orasis: I already tested on some games 0AD, and Unigene (related on this post), terrible.
@Gosi: Well, I alread tried done this, actually my gpu is cheap but is from a brand new laptop. I alread done that but lets try again...

$ xrandr --listproviders 

Providers: number : 2
Provider 0: id: 0x78 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 
associated providers: 1 name:Intel
Provider 1: id: 0x4f cap: 0xd, Source Output, Source Offload, Sink Offload crtcs: 0 outputs: 
0 associated providers: 1 name:TOPAZ @ pci:0000:04:00.0

$ sudo pacman -R xf86-video-amdgpu
... remove  xf86-video-amdgpu-1.1.2-1

$ xrandr --listproviders 
Providers: number : 2
Provider 0: id: 0x78 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 
associated providers: 1 name:Intel
Provider 1: id: 0x4f cap: 0xd, Source Output, Source Offload, Sink Offload crtcs: 0 outputs: 
0 associated providers: 1 name:TOPAZ @ pci:0000:04:00.0

reboot...

$ xrandr --listproviders 
Providers: number : 1
Provider 0: id: 0x48 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 

So, not recognized my second GPU.
@Lone_Woldf lets do yous suggestion, remove ati, install amdgpu:

$ sudo pacman -R xf86-video-ati 
$ sudo pacman -S xf86-video-amdgpu

reboot

$ xrandr --listproviders 
Providers: number : 2
Provider 0: id: 0x78 cap: 0xb, Source Output, Sink Output, Sink Offload crtcs: 4 outputs: 5 associated providers: 1 name:Intel
Provider 1: id: 0x4f cap: 0xd, Source Output, Source Offload, Sink Offload crtcs: 0 outputs: 0 associated providers: 1 name:TOPAZ @ pci:0000:04:00.0

Now I still have 60 fps (on DRI_PRIME=1  glxgears) and got some dashs on image as you  can see on
http://ctrlv.in/855808

DRI_PRIME=1 vblank_mode=0 glxgears --> even worse.

Content of /var/log/Xorg.0.log
http://pastebin.com/V8Y6Uub7


$ cat /var/log/Xorg.0.log | grep EE
[     7.910] (EE) Failed to load module "ati" (module does not exist, 0)
[     7.912] (EE) Failed to load module "vesa" (module does not exist, 0)

dmesg -l err
[    5.284164] iwlwifi 0000:03:00.0: Unsupported splx structure

lspci -k
http://pastebin.com/Db8HyKPq

Edit: I got the same fps on unigine (5~7)
DRI_PRIME=1  unigine-heaven     
DRI_PRIME=1 vblank_mode=0 unigine-heaven


sad

Last edited by alexcord (2016-09-30 01:32:02)

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#17 2016-09-30 08:59:11

Gosi
Member
From: Vienna, Austria
Registered: 2010-02-25
Posts: 100

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Your laptop may be new, but the graphics card is not. Its from 2014: https://en.wikipedia.org/wiki/List_of_A … 200_Series

AMD added experimental support for GCN 1 (your card) in amdgpu  in may.  I think you are better of with the ati driver for now, if the ati driver is not working post logs, config and installed software.

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#18 2016-09-30 10:33:01

Tromzy
Member
Registered: 2015-02-15
Posts: 166

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi, I have a similar dedicated GPU (AMD Radeon M7 260)  with a primary Intel IGP (Haswell series) and I get the same results as you. I think there are 2 problems here :
- The m 265 is a low end GPU, so performance is poor
- The AMDGPU driver is not really optimized for it, while the Intel Open Source driver for IGP is quite well optimized, so it outperforms the dedicated chip.

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#19 2016-11-03 16:16:25

alexcord
Member
Registered: 2016-09-17
Posts: 9

Re: [resign] Intel/Radeon R7 M265 Hybrid GPU - Low FPS on Dedicated GPU

Hi Guys,

Thanks for your help but after an update (kernel) my system lost the ability to suspend, hybernat and even shutdown, It was freezing somehow. I didn't even try to fix it because it's my home laptop used for games, web, and work so I need some stability then I moved to another distro not Rolling Release (believe or not) Mint and achieved in 2 days more than 2 months on Arch. On mint I have the same fps as on Arch but could play 0AD, Dota and Team fortress nicelly. Need testing on an havier games.
It was my last try (And I treid a lot) before moving back to Windows and it was a good surprise because didn't like Ubuntu. I hope It stays stable. My intetion is not to ofend or compare, just give a feedback.

Thanks again, installing Arch was a nice learning oportunity.

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