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i3 Optimizations โ€‹

i3 tweaksDescription
default_border pixel 11-pixel borders only โ€“ kills the thick title bar overhead
default_floating_border pixel 1Same for floating windows
hide_edge_borders bothRemoves borders when windows are against screen edges
gaps inner 0 + gaps outer 0Zero gaps โ€“ less overdraw, saves GPU bandwidth
smart_gaps onAutomatically removes gaps when only one window is on workspace (free perf)
font pango:DejaVu Sans Mono 8Tiny bitmap font โ€“ basically zero GPU cost vs default vector fonts
focus_follows_mouse no + mouse_warping noneDisables expensive mouse-follows-focus calculations
Picom: shadow = falseDisables drop shadows
Picom: fading = falseNo fade animations
Picom: blur =Completely disables blur
Picom: corner-radius = 0No rounded corners
Picom flags: --vsync --glx-no-stencilMinimal Picom โ€“ tear-free but no fancy extras
AQ_NO_MODIFIERS=1Disables DRM modifiers โ€“ fixes stuttering and DDB limit errors on PS4 Pro
RADV_PERFTEST=nggc,rt,scoEnables Next Generation Geometry Culling, Rasterizer Toggle and Shader Cache Optimizations