Originally posted by pal666
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Radeon Crimson 16.3 Released With Vulkan, But No Sign Yet For Linux
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This driver did give me a little boost in my Vulkan performance on windows 10. The Talos principle vulkan version is very much work in progress and unoptimized. Despite that I am getting 30% faster average framerates than openGL on my R9 290. Not sure if Linux openGL performance is directly comparable...
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Originally posted by Dea1993 View Post
on my notebook, opensource driver (radeon and amdgpu) has very bad 3d performance, and high temperature.
so i can't use open source driver.
i hope that in future catalyst/crimson will has better performance and better support.
I've a carrizo APU
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Originally posted by juno View Post
So true. I hate what notebook manufacturers provide today. They put in useless dGPUs just for the sake of having one. I hate it already when it is just a bit faster then the iGPU but when it's the same or even slower, more outdated (like they are, there is no VI chip smaller than Tonga to be used), and inefficient it is just getting absurd.
I mean they add weight, cost, heat, and power consumption for really nothing that can ever compensate that shortcomings.
Not having a dGPU is considered having an ultrabook and extra-expensive. This is just crazy
On the other side you get single-channel, low-speed RAM, a shitty TN display with 1366x768 resolution, and no SSD, yeah... thanks a lot, dell, hp, lenovo, etc.
today a low end dGPU is useless on a notebook.. integrated GPU are very good; has the same performance of low end dGPU, but has a lower power consume and lower temperature.
intel GPU are not so good, so someone could want have a dGPU, but on AMD APU A10, a low end gpu is useless.
sorry for my english, but i'm italian
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Originally posted by Dea1993 View Post
i've also a amd radeon r7 m360, a very useless dGPU, i never used it, because is very hot, and has a very bad performance (is not more powerful than iGPU of radeon r6 carrizo), furthermore this dGPU hasn't linux driver support (with proprietary driver).
this dGPU is useless also on windows, i've never used it, because iGPU is better.
I mean they add weight, cost, heat, and power consumption for really nothing that can ever compensate that shortcomings.
Not having a dGPU is considered having an ultrabook and extra-expensive. This is just crazy
On the other side you get single-channel, low-speed RAM, a shitty TN display with 1366x768 resolution, and no SSD, yeah... thanks a lot, dell, hp, lenovo, etc.Last edited by juno; 11 March 2016, 05:06 AM.
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Originally posted by twriter View Post
Can you provide make and model number of your notebook? What distribution and version are you running? We spent a lot of effort testing the open source stack (with amdgpu) on Carrizo in Q3 of last year and it continues to be an important development and test platform for us. Quite a few of my team are using Carrizo notebooks as their primary Linux work system. I expect Carrizo notebooks to provide a good user experience overall, providing you're using a recent kernel and graphics stack. In box Ubuntu support for Carrizo would have arrived in 15.10 so anything older than that would be using the VESA driver, unless you used a PPA or built and installed the driver yourself. Ubuntu 16.04 should be even better.
Not to single you out but I see a lot of vague complaints in these forums which make it difficult for us to identify real problems or gaps in our planning. For example, "bad 3d performance" means something very different to a gamer than to an office worker. It helps a lot if you can describe the use cases that are important to you and where you feel the open source drivers are letting you down. It helps even more if you file a bug report.
my hardware is:
CPU: A10 8700p (15W tdp)
GPU: radeon r6 (igpu) + radeon r7 m360 (dGPU)
RAM: 8GB DDR3 1600mhz dual channel
HDD: 500GB 5400rpm
My software is:
Kernel: at the moment is 4.4.5 (Arch Stock)
Driver: Crimson 15.11
DE: Cinnamon 2.8.6 (with cinnamon i've the best performance, i've tested, xfce, cinnamon, gnome shell, and plasma 5, cinnamon is the DE with higher FPS when i play games, followed by xfce, gnome and then plasma 5)
Mesa: 11.1.2 (i don't know if this information is useful using proprietary driver)
with catalyst/crimson (diisablyng dGPU) temperature is max 55°C (better than windows), with opensource driver, temperature reach 70°C and more, and i've lower performance than catalyst/crimson (with steam games).
exluding high temperature (maybe due to dgpu) and bad performance with steam games, opensource driver are good, but i play a lot so i need good performance while i play games.
i hope in future AMD will improve performance of driver (open and closed) and improve support with xorg/wayland/mir and new kernel driver.
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Originally posted by Dea1993 View Post
on my notebook, opensource driver (radeon and amdgpu) has very bad 3d performance, and high temperature.
so i can't use open source driver.
i hope that in future catalyst/crimson will has better performance and better support.
I've a carrizo APU
Not to single you out but I see a lot of vague complaints in these forums which make it difficult for us to identify real problems or gaps in our planning. For example, "bad 3d performance" means something very different to a gamer than to an office worker. It helps a lot if you can describe the use cases that are important to you and where you feel the open source drivers are letting you down. It helps even more if you file a bug report.
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Originally posted by CrystalGamma View Post
I have a Carrizo laptop, too, and when I bought it, it used 20W on idle (display off) … from how often the fan runs I would imagine it still does.
I suspect it's because of the dGPU (that's barely faster than the iGPU, I assume) though.
I don't have a problem with that right now, because that laptop is basically a desktop anyway.
As for the performance, I can't run any games because fullscreen stuff in XWayland regularly crashes my session …
I do long for a near future where I can use the thing on DC for more than 50min, though …
this dGPU is useless also on windows, i've never used it, because iGPU is better.
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Originally posted by Dea1993 View Post
on my notebook, opensource driver (radeon and amdgpu) has very bad 3d performance, and high temperature.
so i can't use open source driver.
i hope that in future catalyst/crimson will has better performance and better support.
I've a carrizo APU
I suspect it's because of the dGPU (that's barely faster than the iGPU, I assume) though.
I don't have a problem with that right now, because that laptop is basically a desktop anyway.
As for the performance, I can't run any games because fullscreen stuff in XWayland regularly crashes my session …
I do long for a near future where I can use the thing on DC for more than 50min, though …
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Originally posted by agd5f View PostI'm not sure who you are paraphrasing, but I don't think AMD ever said that. The Vulkan driver is working fine on Linux. As we've said before, we have internal validation cycles related to releases and the Linux one did not line up with the Vulkan announcement. As to why it's closed source initially, the Vulkan driver is shared across OSes. With the catalyst transition to amdgpu, finalizing of the Vulkan API, and various other projects, we have not been focusing on the review of the code for public release in the short term. Some of the code for supporting other OSes cannot be open sourced for example and needs to be reviewed such that we can easily release the Linux code publicly and still keep things in sync with our internal trees relatively easily.
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