memtest_vulkan - stress test video memory for stability during overclocking or repair.
Opensource & crossplatform tool written in vulkan compute. Developed as an alternative to OpenCL-based tool memtestCL
Just start application, wait several minutes and stop testing by Ctrl+C. Detected errors are displayed immediately during test run.
Sceenshot from over-overclocked rx580:
See release notes and downloads at github Releases · GpuZelenograd/memtest_vulkan · GitHub