Performance Impact: None

r_ext_gamma_control

Enables direct GPU driver gamma access (NVIDIA/AMD). Keep on for reliable adjustments; off may limit control on some hardware.

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Pro Tip

Keep this ON — it lets NVIDIA/AMD control panels override Quake gamma for perfect black levels on OLED monitors without touching in-game sliders.

Friendly Name External GPU Gamma Control
Default Value 1
Data Type bool
Quick Copy seta r_ext_gamma_control "1"

Available Settings

ValueDescription
0 Off
1 On

Related Commands

r_ignoreHWGammaIgnore Hardware Gamma (Master Switch)

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