ATi have released Catalyst 5.10a for Quake 4 and Serious Sam II, which have intermittent display quality issues with Radeon® X1K graphic cards The information in this article applies to the following configuration(s):

Serious Sam II - Quake 4 Radeon X1K product series Windows XP

Note: This driver is intended only for Quake 4 and Serious Sam II and has not been fully tested at this point for other applications. Please only download and install if you own Quake 4 and Serious Sam II.