i use Rx 570 4G
one Display port output to my monitor XG2402 with 1080P 144hz
one HDMI port output to my capture Card GC570 with 1080P 60hz
if I use Screen synchronization my XG2402 monitor 144hz not work
and I remove capture Card or turn off Screen synchronization
my monitor 144hz is worked
https://youtu.be/hIaJyvfWXjs
my system
Radeon 軟體版本 - 19.8.2
Radeon 軟體版本 - Adrenalin 2019
圖形晶片組 - Radeon RX 570 Series
記憶體大小 - 4096 MB
記憶體類型 - GDDR5
核心時脈 - 1244 MHz
Windows 版本 - Windows 10 (64 bit)
系統記憶體 - 16 GB
CPU 類型 - Intel(R) Core(TM) i7-8086K CPU @ 4.00GHz