Linus Torvalds has released Linux 6.19, moving legacy AMD Radeon GPUs to the modern amdgpu driver and enabling larger block sizes in ext4 for improved

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Linux 6.19 brings significant performance improvements including up to 40% speed boost for older AMD Radeon GPUs (HD 7000 and R9 290 series) by switching them to the modern amdgpu driver with native Vulkan support. The ext4 filesystem now supports larger block sizes beyond 4KB, improving write performance by up to 50% and introducing smarter ACL caching. The release includes HDR color pipeline API support, better hardware compatibility for Steam Deck and ROG Ally handhelds, improved networking stack performance for high-density workloads, and expanded hardware support for ASUS, Alienware, and Apple Silicon devices. Google's Live Update Orchestrator enables near-instant kernel updates in cloud environments without full reboots.

Linux 6.19: 40% Speed Boost on Old AMD GPUs & Faster Ext4