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Miks_

macrumors newbie
Original poster
Feb 20, 2023
4
0
Hey folks - so I have 4.5 > 5.1 the Gt 710 works well with a dual monitor setup on high sierra.
but once i installed mojave it only works on one monitor. Whenever I plug the second monitor into either the vga or hdmi, the screen starts to flicker and then both go blank.

any help with this below are the details of my setup.


Model Name: Mac Pro


Model Identifier: MacPro5,1


Processor Name: Quad-Core Intel Xeon


Processor Speed: 2.26 GHz


Number of Processors: 2


Total Number of Cores: 8


L2 Cache (per Core): 256 KB


L3 Cache (per Processor): 8 MB


Memory: 12 GB


Boot ROM Version: 144.0.0.0.0


SMC Version (system): 1.39f5


SMC Version (processor tray): 1.39f5
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NVIDIA GeForce GT 710:



Chipset Model: NVIDIA GeForce GT 710


Type: GPU


Bus: PCIe


Slot: Slot-1


PCIe Lane Width: x8


VRAM (Dynamic, Max): 1023 MB


Vendor: NVIDIA (0x10de)


Device ID: 0x128b


Revision ID: 0x00a1


ROM Revision: VBIOS 80.28.a6.00.10


Metal: Supported, feature set macOS GPUFamily1 v3


Displays:


BenQ GW2480:


Resolution: 1920 x 1080 (1080p FHD - Full High Definition)


UI Looks like: 1920 x 1080 @ 60 Hz


Framebuffer Depth: 24-Bit Color (ARGB8888)


Display Serial Number: ETF4L03656SL0


Main Display: Yes


Mirror: Off


Online: Yes


Rotation: Supported


Automatically Adjust Brightness: No


BenQ GW2480:


Resolution: 1920 x 1080 (1080p FHD - Full High Definition)


UI Looks like: 1920 x 1080 @ 60 Hz


Framebuffer Depth: 24-Bit Color (ARGB8888)


Display Serial Number: ET77L00809SL0


Mirror: Off


Online: Yes


Rotation: Supported


Automatically Adjust Brightness: No
 
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