Low BLOPS 3 beta settings courtesy of /u/circuitkun

CorpseCount = "0" // Domain is any integer from 0 to 32
ChatHeight = "8" // Domain is any integer from 0 to 8
MouseSensitivity = "0.022" // Domain is any number from -1 to 1
MouseLook = "1" // Domain is 0 or 1
EnableGamepad = "1" // Domain is 0 or 1
MaxFPS = "30" // Domain is any integer from 0 to 1000
DrawFPS = "1" // Domain is 0 or 1
SplitscreenDirection = "0" // Domain is 0 or 1
VoiceChat = "1" // Domain is 0 or 1
SoundOcclusion = "1" // Domain is 0 or 1
WorkerThreads = "4" // Domain is any integer from 1 to 4
RecommendedSet = "1" // Domain is 0 or 1
LastDriverNvidia = "0" // Domain is any integer 0 or bigger
LastDriverAMD = "0" // Domain is any integer 0 or bigger
FullScreenMode = "1" // Domain is any integer from 0 to 2
WindowX = "3" // Domain is any integer from -8192 to 8192
WindowY = "22" // Domain is any integer from -8192 to 8192
WindowSize = "800x600" // Domain is any text
RefreshRate = "60" // Domain is any integer from 1 to 240
Monitor = "1" // Domain is any integer from 0 to 8
Vsync = "0" // Domain is 0 or 1
ResolutionMultiplier = "0.5" // Domain is any number from 0.5 to 2
DisplayGamma = "sRGB" // Domain is one of the following:   0: sRGB,   1: rec.709,   2: rec.709 - Limited
MeshQuality = "8" // Domain is any integer from 0 to 8
TextureFilter = "2" // Domain is any integer from 0 to 2
TextureQuality = "3" // Domain is any integer from 0 to 3
TextureQualityFX = "15" // Domain is any integer from 0 to 15
TextureQualityProbes = "16" // Domain is any integer from 0 to 16
TextureQualityBakedSunShadows = "2" // Domain is any integer from 0 to 2
TextureLowDetailResident = "1" // Domain is 0 or 1
DisableDynamicSunShadows = "1" // Domain is 0 or 1
SpotShadowQuality = "128" // Domain is any integer from 128 to 8192
OmniShadowQuality = "128" // Domain is any integer from 128 to 2048
VolumetricLighting = "0" // Domain is 0 or 1
OIT = "0" // Domain is 0 or 1
OITLayers = "8" // Domain is one of the following:   0: 8,   1: 9,   2: 12,   3: 16
SSAO = "0" // Domain is 0 or 1
AATechnique = "None" // Domain is one of the following:   0: None,   1: FXAA,   2: SMAA 1x,   3: Filmic SMAA 1x,   4: SMAA T2x,   5: Filmic SMAA T2x
FOV = "90" // Domain is any number from 65 to 90