First.
GPUDX mostly test plugin, have old GPU engine and a lot of incompletness.
If you want to get more quality image use GPUOGL plugin. It is more advanced (but have some bugs that DX haven't, fixing in progress) and with some flags combinations in config could show almost perfect graphics.
"List Sorting" used mostly for sort Transparent polygons that may be transferred to PVR unsorted and cause GPU glitches.
"Alpha Z-Write Disable" causes to not to write z-buffer for transparent...
Read more
GPUDX mostly test plugin, have old GPU engine and a lot of incompletness.
If you want to get more quality image use GPUOGL plugin. It is more advanced (but have some bugs that DX haven't, fixing in progress) and with some flags combinations in config could show almost perfect graphics.
"List Sorting" used mostly for sort Transparent polygons that may be transferred to PVR unsorted and cause GPU glitches.
"Alpha Z-Write Disable" causes to not to write z-buffer for transparent...
Read more