protonscr

__GL_THREADED_OPTIMIZATION

9 threads 5 games 27 mentions 2018-07 to 2026-03

__GL_THREADED_OPTIMIZATION appears in 9 issue threads across the Proton, DXVK, vkd3d-proton and Steam trackers. The values people posted, and the games they posted them for, are listed below.

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Values people posted
__GL_THREADED_OPTIMIZATION=111
__GL_THREADED_OPTIMIZATION=1 %command%3
__GL_SHADER_DISK_CACHE=1 __GL_THREADED_OPTIMIZATION=1 PROTON_NO_GLSL=1 PROTON_ENABLE_NVAPI=1 VSYNC=0 PROTON_NO_ESYNC=1 WINEFSYNC=1 PROTON_NO_FSYNC=0 DXVK_ASYNC=1 ENABLE_VKBASALT=1 VK_ICD_FILENAMES=/us2
__GL_THREADED_OPTIMIZATION=1 LOG_PROTON=1 prime-run %command%2
__GL_THREADED_OPTIMIZATION=1 __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus=NVIDIA_only PROTON_USE_DXVK=1 %command%2
__GL_THREADED_OPTIMIZATION=1 prime-run %command%2
__GL_THREADED_OPTIMIZATION2
__GL_SHADER_DISK_CACHE=1 __GL_THREADED_OPTIMIZATION=1 PROTON_NO_GLSL=1 PROTON_ENABLE_NVAPI=1 VSYNC=0 PROTON_NO_ESYNC=1 DXVK_ASYNC=1 PROTON_LOG=1 VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/nvidia_icd.jso1
__NV_PRIME_RENDER_OFFLOAD=1 __VK_LAYER_NV_optimus="NVIDIA_only" __GLX_VENDOR_LIBRARY_NAME="nvidia" __GL_THREADED_OPTIMIZATION=1 PROTON_LOG=1 PROTON_LOG=+opengl,+wgl PROTON_USE_DXVK=1 prime-run %comman1
__GL_THREADED_OPTIMIZATION=01
Games discussing it
The Binding of Isaac: Rebirth7 mentions
Raft6 mentions
Age of Empires II: Definitive Edition5 mentions
Quake Champions4 mentions
Quake2 mentions
Threads
Binding of Isaac: Rebirth protonopen7 mentions
Raft protonopen6 mentions
Age of Empires II: Definitive Edition protonopen5 mentions
Quake: Online Multiplayer doesn't work protonopen2 mentions
Quake Champions protonclosed2 mentions
Quake Champions protonopen2 mentions
Final Fantasy XIV - Stutter since DXVK 0.54 dxvkclosed1 mentions
[Feature Request] Proton common issues reporting + Help Page protonclosed1 mentions
Steam webhelper GPU process crashes ~15-20s after initialization (GL_GUILTY_CONTEXT_RESET_KHR, NVIDIA, all backends) steamopen1 mentions

Recent mentions

  • 2026-03-23 · Raft
    __GL_THREADED_OPTIMIZATION=1 %command%
  • 2026-03-16 · Steam webhelper GPU process crashes ~15-20s after initialization (GL_G
    __GL_THREADED_OPTIMIZATION=0
  • 2025-10-03 · Raft
    __GL_THREADED_OPTIMIZATION=1 %command%
  • 2024-07-08 · Raft
    __GL_THREADED_OPTIMIZATION=1 %command%
  • 2022-07-07 · Binding of Isaac: Rebirth
    __GL_THREADED_OPTIMIZATION=1 __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus=NVIDIA_only PROTON_USE_DXVK=1 %command%
  • 2022-07-07 · Age of Empires II: Definitive Edition
    __GL_THREADED_OPTIMIZATION=1 __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus=NVIDIA_only PROTON_USE_DXVK=1 %command%
  • 2022-07-07 · Binding of Isaac: Rebirth
    __NV_PRIME_RENDER_OFFLOAD=1 __VK_LAYER_NV_optimus="NVIDIA_only" __GLX_VENDOR_LIBRARY_NAME="nvidia" __GL_THREADED_OPTIMIZATION=1 PROTON_LOG=1 PROTON_LOG=+opengl,+wgl PROTON_USE_DXVK=1 prime-run %comman
  • 2022-07-05 · Binding of Isaac: Rebirth
    __GL_THREADED_OPTIMIZATION=1 LOG_PROTON=1 prime-run %command%
  • 2022-07-05 · Age of Empires II: Definitive Edition
    __GL_THREADED_OPTIMIZATION=1 LOG_PROTON=1 prime-run %command%
  • 2022-03-27 · Quake Champions
    __GL_SHADER_DISK_CACHE=1 __GL_THREADED_OPTIMIZATION=1 PROTON_NO_GLSL=1 PROTON_ENABLE_NVAPI=1 VSYNC=0 PROTON_NO_ESYNC=1 WINEFSYNC=1 PROTON_NO_FSYNC=0 DXVK_ASYNC=1 ENABLE_VKBASALT=1 VK_ICD_FILENAMES=/us

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