About your monitor | 15
Preset display modes
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
-/-
IBM, 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 1024
64.0
60.0
108.0
+/+
VESA, 1280 x 1024
80.0
75.0
135.0
+/+
VESA, 1600 x 900
60.0
60.0
108.0
+/+
VESA, 1920 x 1080
67.5
60.0
148.5
+/+
1920 x 1080
137.3
120.0
285.5
+/-
1920 x 1080
166.6
144.0
346.5
+/-
1920 x 1080
278.1
240.0
567.4
+/-
NOTE: This monitor supports AMD FreeSync™ Premium Technology.
Electrical specifications
Model
AW2521HFA/AW2521HFLA
Video input signals
HDMI 2.0*/DisplayPort 1.2, 600 mV for each
differential line, 100 ohm input impedance per
differential pair.
AC input voltage/
frequency/current
100 VAC to 240 VAC / 50 Hz or 60 Hz + 3 Hz /
1.5 A (typical)