MATS specifically targets the Video RAM (VRAM) of NVIDIA GPUs. When a graphics card shows artifacts, crashes under load, or fails to output a signal, MATS can pinpoint exactly which physical memory chip is failing.
You must create a bootable USB using a tool like Rufus or Etcher and a MATS/MODS disk image (.img). Download MATS rar
If testing a card with no display output, use an integrated GPU or secondary card and specify the target index: ./mats -n 1 -e 50 . MATS specifically targets the Video RAM (VRAM) of
The tool typically runs in a minimal Linux environment booted from a USB drive. If testing a card with no display output,
Because these files come from unofficial third-party sources, always scan downloads for malware and ensure you are comfortable using command-line tools before proceeding.
It reports errors by channel (e.g., A0, B1), allowing technicians to know which chip to de-solder and replace.
Most versions are hosted on community repair forums like Repair.Wiki or specialized hardware subreddits like r/GPURepair .