HDR+AA In Action on ATI Radeon X1800/X1900
@ 2006/07/11But the one topic we hadn’t discussed at length (that you continued to remind us about in the comments) is ATI’s unique ability to support anti-aliasing with high dynamic range lighting (HDR), a feature found on all of their X1K cards. Only ATI’s Radeon X1K cards are capable of pulling off this feat.