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Reçu aujourd’hui — 12 juillet 2025Phoronix
Reçu hier — 11 juillet 2025Phoronix

AMD Radeon RX 9070 Ray-Tracing Performance Improving With Mesa 25.2

11 juillet 2025 à 13:48
With the feature freeze and code branching for Mesa 25.2 expected to take place next week and kick off the release process for this quarterly Mesa 3D version to debut as stable in August, I've begun running more benchmarks of this latest code on popular GPUs. As it pertains to the newest AMD Radeon RX 9000 series RDNA4 graphics processors, the most exciting area with Mesa 25.2 are the Vulkan ray-tracing improvements. Here is a look at some of what to expect with the upcoming Mesa 25.2 performance for the AMD Radeon RX 9070 graphics card on Linux.

Smarter Cache Flushing For AMD SEV KVM Guest VMs Expected For Linux 6.17

11 juillet 2025 à 12:46
Going back several months have been patches out of Google to optimize AMD cache flushing for KVM-based Linux guest virtual machines when making use of Secure Encrypted Virtualization (SEV). As anticipated, that AMD SEV cache flushing optimization work looks like it will be merged for the upcoming Linux 6.17 kernel cycle...

RadeonSI Begins Upstreaming Its OpenGL Mesh Shader Support

11 juillet 2025 à 10:48
OpenGL doesn't receive nearly as much love these days as the Vulkan API, but over the past several months there's been at least one notable new extension in the works: cross-vendor mesh shader support with the pending GL_EXT_mesh_shader extension. Beginning today the AMD RadeonSI Gallium3D upstreaming process has begun for introducing mesh shader support for this Radeon OpenGL driver...
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Linux 6.15.6, 6.12.37 LTS & Other Stable Kernels Deliver TSA Mitigations

10 juillet 2025 à 15:24
Greg Kroah-Hartman just released the Linux 6.15.6 point release as well as the Linux 6.12.37 LTS kernel and new point releases in prior-year Long Term Support kernel versions. The main headline of today's stable kernel releases are picking up the mitigations for the Transient Scheduler Attacks (TSA) mitigations that were disclosed this week for AMD processors...
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