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This tool is particularly aimed at advanced gamers, power users, and game developers who are keen on optimizing whole-system latency or reducing input lag.
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AMD Unveils Frame Latency Meter, Utility Tool Designed To Measure & Optimize Input Latencies With Support For All GPUs
AMD has released FLM (Frame Latency Meter), a utility tool designed to measure the latency of mouse response times & supported on all GPUs.


AMD just launched a free tool all PC gamers should have | Digital Trends
AMD's Frame Latency Meter can measure the latency between moving your mouse and seeing the result on screen.


AMD introduces a free Frame Latency Meter tool to measure mouse response time — works with all GPUs, no high-speed camera or manual frame-counting needed
It's like Nvidia LDAT, without any special hardware requirements.