`VKD3D_CONFIG`

442 threads 113 games 1692 mentions 2020-11 to 2026-10

Comma-separated switches for vkd3d-proton, the Direct3D 12 layer. Common values include dxr and dxr11 for raytracing, no_upload_hvv to avoid host-visible VRAM, and single_queue.

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Values people posted

VKD3D_CONFIG=no_upload_hvv126

VKD3D_CONFIG=dxr11120

VKD3D_CONFIG=dxr110

VKD3D_CONFIG=descriptor_heap79

VKD3D_CONFIG65

VKD3D_CONFIG=nodxr56

VKD3D_CONFIG=single_queue53

VKD3D_CONFIG=breadcrumbs32

VKD3D_CONFIG=''29

VKD3D_CONFIG=force_compute_root_parameters_push_ubo26

Games discussing it

Forza Horizon 6191 mentions

Starfield55 mentions

Crimson Desert Enhanced43 mentions

Forza Horizon 531 mentions

Hogwarts Legacy30 mentions

ELDEN RING29 mentions

Age of Empires IV: Anniversary Edition28 mentions

Monster Hunter Wilds28 mentions

Halo Infinite23 mentions

Cyberpunk 207719 mentions

CONTROL Resonant18 mentions

FINAL FANTASY VII REBIRTH15 mentions

Threads

Forza Horizon 6 protonopen191 mentions

Starfield protonopen50 mentions

Crimson Desert protonopen43 mentions

Forza Horizon 5 protonopen31 mentions

Hogwarts Legacy protonopen29 mentions

Age of Empires IV: Anniversary Edition protonopen28 mentions

Elden Ring protonopen28 mentions

Monster Hunter Wilds protonopen28 mentions

Hitman 3 Ray Tracing vkd3dclosed26 mentions

Halo Infinite protonopen23 mentions

Cyberpunk 2077 protonopen19 mentions

007 First Light: vkd3d_create_vk_device fails with VK_ERROR_INITIALIZATION_FAILED (-3) on NVIDIA RTX 5080 (Blackwell) with driver 610.43.02 (broken cooperative matrix capability advertisement) vkd3dopen18 mentions

Recent mentions

2026-10-28 · AION 2
PROTON_USE_NTSYNC=1 PROTON_FSR4_UPGRADE=1 VKD3D_CONFIG=no_upload_hvv,no_writeback_uploads %command% -USEALLAVAILABLECORES
2026-10-28 · Uncharted: Legacy of Thieves Collection: Xid 13 / VK_ERROR_DEVICE_LOST
VKD3D_CONFIG=breadcrumbs
2026-10-28 · Microsoft Flight Simulator 2024
VKD3D_CONFIG
2026-10-26 · Cyberpunk 2077 (2.5 Edgerunners 2): vkd3d_queue deadlocks inside winev
VKD3D_CONFIG
2026-10-25 · VK_EXT_descriptor_heap reports descriptorHeap = 0 while VKD3D-Proton e
VKD3D_CONFIG=descriptor_heap
2026-10-23 · World of Tanks: HEAT
VKD3D_CONFIG=single_queue
2026-10-23 · Forza Horizon 6
VKD3D_CONFIG=descriptor_heap mangohud %command%
2026-10-21 · Control Resonant crashing, causing GPU reset with 7900XTX
RADV_DEBUG=syncshaders VKD3D_CONFIG=single_queue,force_host_cached,breadcrumbs PROTON_LOG=1 PROTON_ENABLE_WAYLAND=1 PROTON_ENABLE_HDR=1 PROTON_FSR4_UPGRADE=1 WINEDLLOVERRIDES="dxgi,winmm,dwmapi=n,b" m
2026-10-20 · Forza Horizon 6
PROTON_ENABLE_WAYLAND=1 radv_wait_for_vm_map_updates=true VKD3D_CONFIG=descriptor_heap mangohud %command%
2026-10-18 · 007 First Light: vkd3d_create_vk_device fails with VK_ERROR_INITIALIZA
VKD3D_CONFIG=nodxr VKD3D_DISABLE_EXTENSIONS=VK_NV_optical_flow,VK_NVX_binary_import,VK_NVX_image_view_handle %command%

VKD3D_CONFIG

Recent mentions

Used alongside

`VKD3D_CONFIG`