LG UltraGear 27GX790B Gaming Monitor, 27" Tandem OLED Display, QHD Resolution, 540Hz Refresh Rate, 0.02ms (GtG) Response Time, AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, Black | 27GX790B-B
Experience UltraGear's brightest and fastest OLED on a 27" QHD display
Dual Mode refresh rate: switch between QHD at 540Hz or 720Hz HD speed³
0.02ms (GtG) response time renders fast action with almost zero blur or ghosting
DisplayPort 2.1 delivers massive bandwidth for sharper visuals and ultra-fast gameplay
DisplayHDR™ True Black 500 delivers deep blacks, rich contrast, and stunning dark-scene detail
Included warranty
1 Year
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Additional Warranty
Product Description
Specifications
Screen Size | 26.5" |
Resolution | 2560 × 1440 |
Aspect Ratio | 16:9 |
Display Type | OLED |
Brightness (Typ/Min) | 335 / 300 cd/m² |
Contrast Ratio | 1,500,000:1 |
Color Depth | 1.07B Colors |
Color Gamut | DCI-P3 99.5% (CIE1976) |
Refresh Rate | 540Hz |
Response Time (GtG) | 0.02ms |
Pixel Pitch | 0.2292 × 0.2292 mm |
Viewing Angle | 178º (R/L), 178º (U/D) |
HDR Standard | DisplayHDR™ True Black 500 |
Adaptive Sync | AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, VESA Adaptive Sync, VRR |
Lighting | RGB LED, Unity Hexagon Lighting |
Audio Features | DTS Headphone:X, 4-Pole Headphone (Sound+Mic) |
Gaming Features | Black Stabilizer, Crosshair, FPS Counter, Dynamic Action Sync |
Display Modes | HDR10, HDR Effect, Reader Mode, Color Weakness Mode |
Calibration | Factory Calibration, H/W Calibration (True Color Pro) |
Utilities | LG Switch, Dual Controller, Auto Input Switch, Smart Energy Saving, Live Color Low Blue Light, User Define Key |
HDMI | 2 × HDMI (v2.1) |
DisplayPort | 1 × DP (v2.1) |
USB Type-C | 1 × USB-C (Data + Upstream) |
USB Downstream | 2 × USB 3.0 |
Headphone Out | Yes |
Stand Adjustments | Tilt / Height / Swivel / Pivot |
Wall Mount | 100 × 100 mm |
Power Type | External Adapter |
Input Voltage | 100–240V (50/60Hz) |
Power (DC Off / Sleep) |
|
Dimensions (With Stand Up) | 23.8" × 20.8" × 8.7" |
Dimensions (With Stand Down) | 23.8" × 15.7" × 8.7" |
Dimensions (Without Stand) | 23.8" × 13.8" × 2.0" |
Shipping Dimensions | 31.1" × 7.2" × 19.5" |
Weight (With Stand) | 15 lbs |
Weight (Without Stand) | 9.5 lbs |
Shipping Weight | 21.6 lbs |
Included Accessories | DisplayPort Cable, HDMI Cable |