I've recently bought the Dawn of War II DLCs, and I can get Chaos Rising to run fine, but Retribution has a weird color issue.
I also have all of Dawn of War 1, and no problems. I have a 4GB R9 380 on a Ryzen 1700 with 16 GB of RAM and Windows 10.
Any help appreciated!
EDIT: just noticed this is on the wrong section of the forum, sorry - please move it around if you can, mods