model details:
r_rootlod 0 - high
r_rootlod 1 - medium
r_rootlod 2 - low


water details:
r_waterforceexpensive 0 - single reflections
r_waterforceexpensive 1 - reflect world
r_waterforcereflectentities 1 - reflect all


shadow details:
r_shadowrendertotexture 0  - low
r_shadowrendertotexture 1  - medium
r_flashlightdepthtexture 1 - high


texture details:
mat_picmip -1 - extra high
mat_picmip 0  - high
mat_picmip 1  - medium
mat_picmip 2  - low


shader details:
mat_reducefillrate 0 - high
mat_reducefillrate 1 - low


anti-aliasing:
FSAA OFF
mat_antialias 1/0
mat_aaquality 0

2x FSAA
mat_antialias 2
mat_aaquality 0

4x FSAA
mat_antialias 4
mat_aaquality 0

8x CSAA
mat_antialias 4
mat_aaquality 2

16x CSAA
mat_antialias 4
mat_aaquality 4

8x MSAA
mat_antialias 8
mat_aaquality 0

16xQ CSAA
mat_antialias 8
mat_aaquality 2


filtering:
mat_forceaniso 0/2/4/8/16
mat_trilinear 0/1


v-sync:
mat_vsync 0/1


Gamma:
mat_monitorgamma 1.6 bright - 2.6 dark


hdr:
mat_hdr_level 0 - off
mat_hdr_level 1 - LDR+bloom on HDR Maps
mat_hdr_level 2 - HDR on HDR Maps


Multicore Rendering:
queue_mode  0 = off
queue_mode -1 = on


windows Aero Extensions:
mat_disable_d3d9ex 1 - off
mat_disable_d3d9ex 0 - on