--- xc.orig/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c     2004-08-25 02:30:41.000000000 +0200
+++ xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c  2004-11-14 14:15:10.000000000 +0100
@@ -1311,7 +1311,7 @@
        info->PanelYRes = (INREG(RADEON_CRTC_V_TOTAL_DISP)>>16) + 1;
     }
     if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE) {
-       info->PanelXRes = ((fp_vert_stretch>>16) + 1) * 8;
+       info->PanelXRes = ((fp_horz_stretch>>16) + 1) * 8;
     } else {
        info->PanelXRes = ((INREG(RADEON_CRTC_H_TOTAL_DISP)>>16) + 1) * 8;
     }