Display Bandwidth; Display Resolution Table - Dell WD19 User Manual

3 Under the Multiplay displays section, select Extend these displays.

Display bandwidth

External monitors require a certain amount of bandwidth to work properly. Monitors with higher resolution require more bandwidth.
• HBR2 is DP 1.2, uses 5.4 Gbps maximum data rate.
• HBR3 is DP 1.4, uses 8.1 Gbps maximum data rate.
Table 3. Display bandwidth
Resolution
1 x FHD (1920 x 1080) display @60 Hz
1 x QHD (2560 x 1440) display @60 Hz
1 x 4K (3840 x 2160) display @30 Hz
1 x 4K (3840 x 2160) display @60 Hz

Display Resolution Table

Table 4. WD19
Display Port Available Bandwidth
HBR2 (HBR2 x2 lanes - 8.6 Gbps)
Minimum bandwidth required
3.2 Gbps
5.6 Gbps
6.2 Gbps
12.5 Gbps
Single Display Dual Display (maximum
(maximum resolution) resolution)
DP1.4/HDMI2.0/MFDP
•
Type-C: 4K (3840 x
2160) @30 Hz
•
Triple Display (maximum
resolution)
• DP1.4 + DP1.4 + HDMI2.0:
DP1.4 + DP1.4: FHD
– 1 x FHD (1920 x 1080)
(1920 x 1080) @60
Hz
– 2 x HD (1280 x 720) @60
DP1.4 + HDMI2.0:
FHD (1920 x 1080)
@60 Hz • DP1.4 + DP1.4 + MFDP Type-
C:
Setup of External Monitors
@60 Hz
Hz
17