LG UltraGear 24GQ50B Manuel D'utilisation page 23

Supported Mode
(Preset Mode, HDMI/DisplayPort)
Resolution
640 x 480
800 x 600
1024 x 768
1920 x 1080
1920 x 1080
1920 x 1080
1920 x 1080
1920 x 1080
1920 x 1080
If you use an input timing that is outside the supported frequency, you may experience poor response speed or image quality.
Horizontal Frequency (kHz)
31.469
37.879
48.363
67.50
113.22
137.26
161.42
166.59
185.57
Vertical Frequency (Hz)
59.94
60.317
60.0
60
99.93
119.98
144
143.98
164.96
Polarity (H/V) Remarks
-/-
+/+
-/-
+/-
+/-
+/-
+/- HDMI only
+/- DisplayPort only
+/- DisplayPort only
23