This guide provides the best FPS boosting methods for GMOD in 2025:
Launch Options
Graphics optimization
FPS config
Lua performance
Addon cleanup
Low-end system settings
Server-side optimizations
Why FPS drops
Launch Options
Graphics settings
FPS config
Addon-related FPS optimization
Lua performance
Server-side optimization
Low-end system tweaks
Common FPS issues
Recommended hosting
Most common causes:
Too many addons
Heavy Lua scripts
High shader detail
Large maps
Weak single-core CPU
Broken workshop addons
Paste this:
-novid -nojoy -high -threads 4 -nod3d9ex +mat_queue_mode 2
Turn OFF:
Bloom
Motion blur
AA (MSAA)
Vsync
HDR
Turn ON:
✔ Multi-core rendering
✔ Filtering x2
✔ Medium models
✔ Low shaders
cl_threaded_bone_setup 1
cl_threaded_client_leaf_system 1
r_threaded_renderables 1
r_threaded_particles 1
mat_picmip 2
mat_specular 0
r_shadows 0
Remove:
Car packs
4K texture packs
Old DarkRP HUDs
High-poly models
Check Lua errors:
lua_showerrors 1
Fixing Lua spam = +20–50 FPS.
sbox_maxprops 150
sbox_maxnpcs 0
rcon_password ""
rp_maxprinters 2
Use:
-dxlevel 80
Set everything to LOW.
Shadows OFF.
AA on → low FPS
High shader → lag
Old maps → micro stutters
High FPS
Smooth gameplay
NVMe Gen4
Full DDoS protection