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⇱ Vulkan 1.4.345 Released With New ARM Shader Instrumentation Extension - Phoronix


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Vulkan 1.4.345 Released With New ARM Shader Instrumentation Extension

Written by Michael Larabel in Vulkan on 6 March 2026 at 05:55 AM EST. 2 Comments
Vulkan 1.4.345 released overnight as the latest routine spec update to this graphics and compute API. There is one new extension besides a handful of different clarifications and corrections to various elements of the spec.

The issues resolved aren't too notable with Vulkan 1.4.345 but there is one new vendor extension and that is VK_ARM_shader_instrumentation.

The VK_ARM_shader_instrumentation extension devised by several Arm engineers allows for instrumenting shaders and capture performance metrics per-shader-type from commands executed by a queue.

This extension aims to help improve shader cost analysis for developers on Arm Mali GPUs. With this additional performance feedback they hope it will make it easier for developers to better optimize shaders, finding the most expensive draw call in a frame, and related performance discoveries.

👁 Vulkan 1.4.345


More details on the Vulkan 1.4.345 changes via Vulkan-Docs on GitHub.

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.