About Cookies on This Site

We use cookies, including cookies from third parties, to enhance your user experience and the effectiveness of our marketing activities. These cookies are performance, analytics and advertising cookies, please see our Privacy and Cookie policy for further information. If you agree to all of our cookies select “Accept all” or select “Cookie Settings” to see which cookies we use and choose which ones you would like to accept.

Cookies Setting
Absolutely Necessary Cookies
These are cookies that are absolutely essential to running a website. This category of cookies cannot be disabled.
Functional Cookies
These cookies are used to provide you with convenient functions, such as product reviews and product video playback, during your web browsing, they also enable interaction with social media accounts.
Social media
Connect with your social channels to share LG Technology with friends for example on Facebook and Twitter.
Analytics Cookies
These cookies allow our website to keep improving functions through website traffic analysis and to suggest personalized content for you.
Advertising Cookies
These cookies enable us to show you ads and other content that we think is most attuned to your interests and digital behavior.
Learn More
front view
-15 degree side view
'+15 degree side view
Rear view of the LG Monitor 27GX790A in a dark finish, illustrating the port specifications including dual HDMI™ ports, DP-IN, two USB connections, and DC-IN power input.
LG Monitor 27GX790A in a dark finish displaying product dimensions in front and side profile, measuring 605.2 mm width, 351 mm display height, 469.3 mm total height, and 249.1 mm depth.
LG Monitor 27GX790A showcasing lightning-fast performance with a 480Hz refresh rate and 0.03ms (GtG) response time for ultra-smooth, high-speed gaming.
LG Monitor 27GX790A highlighting Display Port 2.1 connectivity, offering ultra-fast data transfer and peak gaming performance.
LG Monitor 27GX790A highlighting LG OLED with MLA+ technology, delivering the brightest OLED picture with superior contrast for stunning visual quality.
LG Monitor 27GX790A delivers an explosion of colors with VESA DisplayHDR™ 400 (True Black) certification, 98.5% DCI-P3 color gamut, and Delta E ≤ 2 color accuracy.
LG Monitor 27GX790A ensures a smooth gaming experience by supporting NVIDIA G-SYNC Compatible, VESA AdaptiveSync, and AMD FreeSync Premium Pro.
LG Monitor 27GX790A positioned at the center of a premium gaming setup, featuring a dark room ambiance with a city skyline view and optimized peripherals for immersive gaming.
LG Monitor 27GX790A showing an overview of all included components, including the monitor body, stand parts, manual, power adapter, and HDMI and DP cables.
side view
rear view with lights on
rear view with lights off
front view
-15 degree side view
'+15 degree side view
Rear view of the LG Monitor 27GX790A in a dark finish, illustrating the port specifications including dual HDMI™ ports, DP-IN, two USB connections, and DC-IN power input.
LG Monitor 27GX790A in a dark finish displaying product dimensions in front and side profile, measuring 605.2 mm width, 351 mm display height, 469.3 mm total height, and 249.1 mm depth.
LG Monitor 27GX790A showcasing lightning-fast performance with a 480Hz refresh rate and 0.03ms (GtG) response time for ultra-smooth, high-speed gaming.
LG Monitor 27GX790A highlighting Display Port 2.1 connectivity, offering ultra-fast data transfer and peak gaming performance.
LG Monitor 27GX790A highlighting LG OLED with MLA+ technology, delivering the brightest OLED picture with superior contrast for stunning visual quality.
LG Monitor 27GX790A delivers an explosion of colors with VESA DisplayHDR™ 400 (True Black) certification, 98.5% DCI-P3 color gamut, and Delta E ≤ 2 color accuracy.
LG Monitor 27GX790A ensures a smooth gaming experience by supporting NVIDIA G-SYNC Compatible, VESA AdaptiveSync, and AMD FreeSync Premium Pro.
LG Monitor 27GX790A positioned at the center of a premium gaming setup, featuring a dark room ambiance with a city skyline view and optimized peripherals for immersive gaming.
LG Monitor 27GX790A showing an overview of all included components, including the monitor body, stand parts, manual, power adapter, and HDMI and DP cables.
side view
rear view with lights on
rear view with lights off

LG UltraGear™ 27-inch OLED 480Hz QHD Gaming Monitor | 0.03ms (GtG), DP 2.1, DisplayHDR True Black 400

27GX790A-B

Key Features
27-inch QHD (2560x1440) OLED display
DisplayHDR True Black 400 / 1.5M:1 contrast ratio
OLED with 480Hz refresh rate
0.03ms (GtG) response time
NVIDIA® G-SYNC® Compatible / VESA Certified AdaptiveSync / AMD FreeSync™ Premium Pro
Hexagon lighting design with space-saving L stand
Product Specs
LG Offer

  • December 19, 2025 – January 1, 2026. Boxing Week is Here: Save up to $1,000 on Select LG Products.

  • Shipping delays may occur due to the delivery company's circumstance.

  • Taxes calculated after inputting delivery postal code.

What people are saying