NVIDIA Shader Cache Size: 13 Steps, 40 Min [2026]

NVIDIA announced GeForce Game Ready Driver 621.01 WHQL on October 20, 2026, and its headline feature is support for Microsoft’s Advanced Shader Delivery, which The Verge described as a new way to speed up PC games. That news sent a lot of players to the same question. If precompiled shaders now arrive with the game download, does the NVIDIA shader cache size setting still matter? It does, and this tutorial shows you how to set it, clear it, and move it in 13 steps.

You will need about 40 minutes and a Windows 11 PC with a GeForce RTX card. By the…