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-rw-r--r--man/radeon.man3
1 files changed, 2 insertions, 1 deletions
diff --git a/man/radeon.man b/man/radeon.man
index 6cca630d..b08ba069 100644
--- a/man/radeon.man
+++ b/man/radeon.man
@@ -439,7 +439,8 @@ The default value is
.BI "Option \*qColorTiling\*q \*q" "boolean" \*q
Frame buffer can be addressed either in linear or tiled mode. Tiled mode can provide
significant performance benefits with 3D applications, for 2D it shouldn't matter
-much. Tiling will be disabled if the virtual x resolution exceeds 2048, if option
+much. Tiling will be disabled if the virtual x resolution exceeds 2048 (3968 for R300
+and above), if option
.B UseFBDev
is used, or (if DRI is enabled) the drm module is too old.
.br