Table 31. Intel UHD Graphics 770(continued)
Feature Specifications
● One HDMI 2.1 port, only on computers shipped with High
Performance processors
Multiple display support
NOTE: The HDMI 2.1 port is only available on computers shipped
with High Performance Processors
With 2 displays
● Internal FHD panel (1920 x 1080 at 60 Hz) + On-board
integrated DP1.4a HBR3 (5120 x 3200 at 60 Hz)
● Internal FHD panel (1920 x 1080 at 60 Hz) + On-board
integrated HDMI 2.1 (4096 x 2160 at 60 Hz), only for computers
shipped with High Performance processors
With 3 displays
● Internal FHD panel (1920 x 1080 at 60 Hz) + On-board
integrated DP1.4a HBR3 (5120 x 3200 at 60 Hz) + On-board
integrated HDMI 2.1 (4096 x 2160 at 60 Hz), only for computers
shipped with High Performance processors
Video port and resolution matrix
The following table lists the Video port and resolution matrix of your OptiPlex All-in-One 7420.
Table 32. Video port and resolution matrix
Port type DisplayPort++ 1.4a/HDCP 2.3 port (UMA Graphics) HDMI-OUT port—HDMI 2.1
(UMA Graphics)
Maximum resolution—
single display
5120 x 3200 at 60 Hz 4096 x 2160 at 60 Hz
Maximum resolution—dual
MST
3840 x 2160 at 60 Hz, 3840 x 2160 at 60 Hz Not applicable
Maximum resolution—
triple MST
2560 x 1600 at 60 Hz, 2560 x 1600 at 60 Hz, 2560 x 1600 at 60
Hz
Not applicable
Storage
M.2 2230, 1 TB, PCIe NVMe Gen4 x4, Class 25 SSD
The following table lists the M.2 2230, 1 TB SSD specifications.
Table 33. 1 TB SSD specifications
Capacity 1 TB
Height (approximate) 2.38 mm (0.09 in.)
Width (approximate) 22 mm (0.87 in.)
Depth (approximate) 30 mm (1.18 in.)
Interface type PCIe Gen4
Speed (maximum) 64 Gb/s (up to 4 lanes)
MTBF 1.4M hours
Logical blocks 2,000,409,264
38 Engineering specifications
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