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Linux 6.16 GPU Driver Changes Land: NVIDIA Blackwell, Asahi UAPI, Intel Xe Fan Speeds

The hearty set of Direct Rendering Manager (DRM) kernel graphics/display driver changes were merged today for the in-development Linux 6.16 kernel. Most notable is preliminary NVIDIA Blackwell and Hopper GPU support atop the mainline kernel with an open-source driver but there are also big ticket items added for the AMD Radeon/Instinct and Intel graphics drivers too as well as the other smaller drivers...
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AVX-512 Performance + Power Efficiency Shines With AMD Strix Halo

Several weeks into testing the AMD Ryzen AI MAX+ PRO 395 flagship "Strix Halo" SoC within the HP ZBook Ultra G1a, I continue to be very impressed with its performance capabilities for a wide range of workloads. While the Radeon 8060S integrated graphics easily turn heads and the 16-core / 32-thread Zen 5 cores deliver incredible performance in a laptop form factor, one feature not to be discounted that together really helps make this laptop/SFF SoC an excellent choice for AI use and other scientific computing purposes is the presence of AVX-512. While Intel's current laptop and desktop processors lack AVX-512, Zen 5's efficient AVX-512 implementation does wonders for the Strix Halo performance and power efficiency. Today's article is exploring the performance and power efficiency benefits of AVX-512 usage on the AMD Ryzen AI MAX+ PRO SoC.
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Intel Releases Updated Battlemage Driver Preview Support For Ubuntu 24.04 LTS

While there is nice out-of-the-box support for the new Intel Arc "Battlemage" graphics cards on the new Ubuntu 25.04 release, if you prefer running the Ubuntu 24.04 Long Term Support (LTS) release there isn't complete support until the next hardware enablement "HWE" update. But Intel in cooperation with Canonical has now published a new graphics driver preview stack for enabling better Intel Arc B-Series support for Ubuntu 24.04 LTS users...
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Linux 6.16 Upstreams Support For Hardware-Wrapped Encryption Keys

Google engineer Eric Biggers took time away from all his impressive crypto performance optimizations to the Linux kernel for modern Intel and AMD CPUs to spend time getting support for hardware-wrapped inline encryption keys into the mainline kernel. Google's Android kernel has been carrying this functionality for several years to help enhance security and will now be found in the mainline kernel too for capable platforms...
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ROCm GPU Compute Performance With AMD Ryzen AI MAX+ "Strix Halo"

This month I have been running many Linux benchmarks of the HP ZBook Ultra G1a with the very exciting Ryzen AI MAX+ PRO 395 Strix Halo SoC featuring the powerful Radeon 8060S graphics. While there were the very promising OpenGL and Vulkan benchmarks shown so far from AMD Strix Halo on Linux -- including the very compelling performance compared to Microsoft Windows 11 -- many are interested in the ROCm compute aspects for Strix Halo. Here are some of the first benchmarks of the GPU compute performance for the Ryzen AI MAX+ PRO with the new ROCm 6.4.1 release compared to Strix Point as well as Intel Xe2 Lunar Lake on their Compute Runtime stack.
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GNU Linux-libre 6.15-gnu Neuters The New NOVA NVIDIA Driver

Following last night's release of the Linux 6.15 stable kernel, the FSF Latin America team has released GNU Linux-libre 6.15-gnu for their downstream kernel that strips out the ability to load non-free firmware/microcode and other elements of the Linux kernel deemed for not aligning with their software freedoms...
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Bcachefs: Performance Improvements, Recovery Work & Nicer Error Messages For Linux 6.16

Bcachefs lead developer Kent Overstreet has already sent out the plethora of feature updates destined for the now-open Linux 6.16 kernel cycle. There has been a lot of work going on for Bcachefs that is ready for merging in Linux 6.16 with several performance improvements, continued self-healing / recovery work, improved error messages, and more for this copy-on-write file-system...
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ConfigFS Prepares Rust Support For Linux 6.16

ConfigFS is seeing a new maintainer step up to manage this RAM-based file-system. With Andreas Hindborg taking over maintainership of ConfigFS he's also landing patches authored by him for adding Rust programming language support to this file-system...
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Btrfs To See More Performance Improvements With Linux 6.16

Ahead of the Linux 6.16 merge window opening, several early pull requests were already sent out this week in advance of Linux 6.15 expected for release later today. Among those early feature pulls was Btrfs maintainer David Sterba sending out updates to this advanced copy-on-write file-system...
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Linux 6.16 Features Include A Lot From Intel, NVIDIA Blackwell, AMDGPU User Mode Queues

With Linux 6.15 there are many exciting new features for this kernel version expected to debut as stable later today. Following the Linux 6.15 stable release, the Linux 6.16 merge window will then open. Here is an early look at a portion of the changes anticipated to be submitted and more than likely merged for this next kernel version...
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