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Thread: Linux 3.17 Doesn't Do Much For AMD Kaveri's Graphics Performance

  1. #1
    Join Date
    Jan 2007
    Posts
    15,133

    Default Linux 3.17 Doesn't Do Much For AMD Kaveri's Graphics Performance

    Phoronix: Linux 3.17 Doesn't Do Much For AMD Kaveri's Graphics Performance

    Following yesterday's RadeonSI Gallium3D vs. Catalyst comparison using the new AMD A10-7800 Kaveri APU with Radeon R7 Graphics, I then upgraded to the latest Git code for the Linux 3.17 kernel to look for performance changes...

    http://www.phoronix.com/vr.php?view=MTc2MjY

  2. #2
    Join Date
    Oct 2008
    Posts
    3,176

    Default Try a discrete card

    I know there was a change with the way memory is allocated on the gpu that should provide speedups, but i guess APU's aren't affected since they all just use system memory for everything.

  3. #3

    Default

    Quote Originally Posted by smitty3268 View Post
    I know there was a change with the way memory is allocated on the gpu that should provide speedups, but i guess APU's aren't affected since they all just use system memory for everything.
    Discrete card testing will come later.

  4. #4
    Join Date
    Feb 2008
    Posts
    1,083

    Default

    Micheal, did you try playing with vm_block_size parameter? I see +2-3% on Kabini set on 12, but someone says he sees +7% with 12...so maybe some configurations like this even more .

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