AMD Radeon Gallium3D Is Catching Up & Sometimes Beating Catalyst On Linux

Written by Michael Larabel in Display Drivers on 17 November 2014 at 12:00 PM EST. Page 6 of 6. 36 Comments.
Source Engine Open-Source Radeon vs. Catalyst Benchmarks

This is a look at the CPU usage for the tested Valve Linux games that show overall the CPU usage was higher with Catalyst than the R600/RadeonSI Gallium3D drivers.

Source Engine Open-Source Radeon vs. Catalyst Benchmarks

When the Catalyst driver was loaded, the tested GPUs tended to be a bit more power efficient than under the open-source driver code.

There you have it for some interesting Steam on Linux gaming results between the latest open and closed-source AMD Linux graphics drivers. Other OpenGL tests are still forthcoming on Phoronix. If you have any other requests please let me know -- particularly from premium subscribers where I try to make your requests honored as soon as possible. If you appreciate all of these exclusive Linux hardware tests done at Phoronix, please consider subscribing to Phoronix Premium for viewing the site ad-free, view large articles on a single page, and help support the site. PayPal tips also go a long way for ensuring these Linux hardware tests continue. Follow us on Facebook, Twitter, and Google+.

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Michael Larabel

Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via