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While it supports a wide range of architectures (from the 900 series up to modern RTX 40 and 50 series), it is exclusive to NVIDIA hardware and does not work on AMD cards. How to Use MATS
It reports errors by channel (e.g., A0, B1), allowing technicians to know which chip to de-solder and replace. 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 . While it supports a wide range of architectures
After the test, the tool generates a report.txt file. Look for "Write Errors" or "Read Errors" assigned to specific memory banks (A, B, C, etc.). Finding the "MATS.rar" Download After the test, the tool generates a report
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.
(Memory Automated Test System) is a powerful, leaked internal diagnostic tool from NVIDIA used to identify faulty VRAM chips on graphics cards. It is often bundled with MODS (Modular Diagnostic Software), which performs broader GPU health checks. Core Functionality