Dell U3821DW 37.5" 21:9 Curved IPS Monitor (Silver) - Manual (Page 15)

About your monitor
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15
Resolution specifications
Supported video modes
Preset display modes
Model U3821DW
Horizontal scan range 30 kHz to 100 kHz (automatic)
Vertical scan range 56 Hz to 76 Hz (automatic)
Maximum preset resolution 3840 x 1600 at 60 Hz
Model U3821DW
Video display capabilities (HDMI &
DisplayPort & USB Type-C
alternate mode) 480p, 480i, 576p, 576i, 720p, 1080i, 1080p
Display mode Horizontal
frequency
(kHz)
Vertical
frequency
(Hz)
Pixel
clock
(MHz)
Sync
polarity
(Horizontal
/Vertical)
VESA, 640 x 480 31.5 59.9 25.2 -/-
VESA, 640 x 480 37.5 75.0 31.5 -/-
VESA, 720 x 400 31.5 70.1 28.3 -/+
VESA, 800 x 600 37.9 60.3 40.0 +/+
VESA, 800 x 600 46.9 75.0 49.5 +/+
VESA, 1024 x 768 48.4 60.0 65.0 -/-
VESA, 1024 x 768 60.0 75.0 78.8 +/+
VESA, 1152 x 864 67.5 75.0 108.0 +/+
VESA, 1280 x 800 - R 49.3 59.9 71.0 +/-
VESA, 1280 x 1024 64.0 60.0 108.0 +/+
VESA, 1280 x 1024 80.0 75.0 135.0 +/+
VESA, 1600 x 1200 75.0 60.0 162.0 +/+