Refresh Rate 280Hz Maximum Resolution 2560 x 1440 Response Time 0.03 milliseconds Panel Type Not Applicable Synchronization Technology G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync Premium Pro (AMD Adaptive Sync) Screen Size 27 inches OLED Technology QD-OLED Display Connector(s) 1 x DisplayPort 1.4, 1 x HDMI 2.1, Display connection via USB port