AMD RDNA 4 GPUs to buck trend by getting near-perfect launch-day Linux support
AMD's open source RADV Vulkan driver for Linux has already been updated to support the AMD Radeon RX 9070 and 9070 XT GPUs, although there will be a few minor features missing at launch — a massive improvement over previous GPU launches, which generally only received support on Linux weeks or even months after launch.
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AMD’s RDNA 4 GPUs Will Get “Good Enough” RADV Support With Mesa 25.0 Release, Will Only Lack Two Components
With the current RADV state, there won't be any issues for the RDNA 4 GPU users on Linux platforms except that it will lack some non-crucial features.