AMD Linux News
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AMD Squeezes In Some Final AMDGPU Changes To DRM-Next For Linux 4.21
Complementing all of the AMDGPU feature work already staged for the upcoming Linux 4.21 kernel, another (small) batch of material was sent out on Wednesday.
This latest AMDGPU material for Linux 4.21 includes PowerPlay updates for newer Polaris parts, a cursor plane update fast path, enabling GPU reset by default for Sea Islands (GCN 1.1) graphics cards, and various fixes.
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AMD Adding STIBP "Always-On Preferred Mode" To Linux
Initially during the Linux 4.20 kernel merge window with the STIBP addition for cross-hyperthread Spectre V2 mitigation it was turned on by default for all processes. But that turned out to have a sizable performance hit so the behavior was changed to only turn it on for processes under SECCOMP or when requested via the PRCTL interface. However, AMD is landing a patch that for select CPUs will have an always-on mode as evidently that's preferred for some AMD processors.
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Radeon Software for Linux 18.50 Released - Just One Listed Change
The Radeon Software for Linux 18.50 driver release (a.k.a. "AMDGPU-PRO" 18.50) is now officially available
We were expecting the 18.50 driver update following Thursday's Radeon Software Adrenalin 2019 Edition driver for Windows having debuted. The 18.50 driver release has since been made available via the AMD web-site.
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Radeon ROCm 1.9.1 vs. NVIDIA OpenCL Linux Plus RTX 2080 TensorFlow Benchmarks
Following the GeForce RTX 2080 Linux gaming benchmarks last week with now having that non-Ti variant, I carried out some fresh GPU compute benchmarks of the higher-end NVIDIA GeForce and AMD Radeon graphics cards. Here's a look at the OpenCL performance between the competing vendors plus some fresh CUDA benchmarks as well as NVIDIA GPU Cloud TensorFlow Docker benchmarks.
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Radeon Software Adrenalin 2019 Rolls Out While Linux Users Should Have AMDGPU-PRO 18.50
AMD today released their Radeon Software Adrenalin 2019 Edition geared for Windows gamers while Linux users should have AMDGPU-PRO 18.50 available shortly for those wanting to use this hybrid Vulkan/OpenGL driver component that does also feature the AMDGPU-Open components too in their stable but dated composition.
The 2019 Adrenalin Edition for Windows brings performance improvements for select Windows titles, new advisors to help configure games and settings, improved fan control, WattMan improvements, game streaming improvements, and more.
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