# Measuring Speed Honestly

*Module of the free GPU.js GPGPU course · 4 tasks*

Warm-up, transfer costs, and precision — when the GPU wins, and when the CPU quietly beats it.

## Tasks

1. [The First Call Is a Lie](https://gpu.rocks/learn/measuring-speed-honestly-b9188894/1.md)
2. [Pay the Transfer Tax](https://gpu.rocks/learn/measuring-speed-honestly-b9188894/2.md)
3. [Two Machines, Two Answers](https://gpu.rocks/learn/measuring-speed-honestly-b9188894/3.md)
4. [When the CPU Wins](https://gpu.rocks/learn/measuring-speed-honestly-b9188894/4.md)

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Interactive version: https://gpu.rocks/learn/measuring-speed-honestly-b9188894