Doom 2016 Vulkan vs OpenGL on SteamOS & Windows
No graphs this time, Doom doesn't have a built in benchmark and with its frantic gameplay is next to impossible to obtain 4 similar enough runs/sequences to collect meaningful data. Some details below.
i7-4790K
Nvidia GTX 780
16 GB RAM
For a similar comparison using an AMD card see:
https://www.youtube.com/watch?v=W9gsu_YWUzE
Windows 10 Pro
SteamOS Brewmaster
Nvidia Windows driver 376.33
Nvidia Linux driver 375.26
Vulkan 1.0.24
OpenGL 4.5
The game is running at 1920x1080 resolution using the auto-detected settings:
AA = TSAA (8TX)
Motion Blur = High
Chromatic Aberration = On
FOV = 90
Resolution Scale = 100
Lights Quality = Medium
Shadows Quality= Medium
Player Self-Shadow = On
Directional Occlusion Quality = Medium
Decal Quality = Medium
Decal Filtering = Aniso 4X
Virtual Texturing Page Size = Ultra
Reflections Quality = High
Particles Quality = Medium
Compute Shaders = On
Motion Blur Quality = Ultra
Depth of Field = On
Depth of Field Anti-Aliasing = On
HDR Bloom = On
Lens Flare = On
Lens Dirt = On
The videos however were captured at 1366x768 because some RAM sticks on my recording machine broke and I have only 2 GB left (not enough for higher resolutions). So yeah, the video quality is not so great.
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