LG 27UL650-W.AMF Owner's Manual page 26

Factory Support Mode (Preset Mode, PC)
DisplayPort
Preset Mode
640 x 480
800 x 600
1024 x 768
1152 x 864
1280 x 720
1280 x 800
1280 x 1024
1600 x 900
1920 x 1080
2560 x 1440
3840 x 2160
3840 x 2160
26
Horizontal Frequency (kHz)
31.469
37.879
48.363
54.347
45.00
49.702
63.981
60.00
67.5
88.79
66.66
133.32
Vertical Frequency (Hz)
59.94
60.317
60
60.05
60.00
59.810
60.02
60.00
60
59.95
30
60
Polarity (H/V)
-/-
+/+
-/-
+/+
+/+
-/+
+/+
+/+
+/-
+/-
+/-
+/- DP Preferred timing
Remarks