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LG

UltraGear 27GX790A-B

Blazing-fast OLED gaming monitor with motion so smooth it feels unreal.

26.5
1440p
480Hz
OLED
$999.99
at Newegg · last refreshed 6d ago
Also at:Best Buy
AI summary

This is built for competitive gamers who want every possible advantage. The screen refreshes 480 times per second — double what most high-end gaming monitors do — so motion is absurdly smooth if your PC can keep up. Combined with OLED's instant pixel response, you get zero blur and zero ghosting even in the fastest shooters.

The blacks are true black, not gray-black, because each pixel makes its own light. Colors pop, HDR actually works instead of being a fake label, and the overall picture quality makes regular gaming monitors look flat. At just under 27 inches and 1440p resolution, everything stays sharp without needing a monster graphics card to push all those frames.

Two HDMI 2.1 ports mean current-gen consoles work great here too, though they cap at 120Hz — this screen's real home is a powerful gaming PC that can take advantage of those ultra-high refresh rates.

Spec sheet

Display

Size26.5″
Resolution2560 × 1440
Aspect ratio16:9
PanelOLED
CurvatureFlat

Performance

Refresh rate480 Hz
Response time< 0.1 ms
HDRDisplayHDR True Black 400

Connectivity

Ports
6 connectors
HDMI
  • 2× HDMI 2.1
DisplayPort
  • 1× DisplayPort 2.1
USB-A
  • 2× USB-A
Audio
  • 1× Audio out (3.5mm)
VESA mount100x100

Sources

ManufacturerView specs ↗