I thought you might be interested in looking at ArmA1 & 2 supports of ATI GDDR5 v-cards.
https://forums.bohemia.net/forums/topic/71400-arma1-2-supports-of-ati-gddr5-v-cards/?do=findComment&comment=1274150
× Pasted as rich text. Restore formatting
Only 75 emoji are allowed.
× Your link has been automatically embedded. Display as a link instead
× Your previous content has been restored. Clear editor
× You cannot paste images directly. Upload or insert images from URL.