The LG UltraGear GX7 27GX704A-B is a 27-inch class gaming monitor built around a glossy OLED panel with QHD 2560 × 1440 resolution, up to 240 Hz refresh rate and an ultra-fast 0.03 ms GtG response time. Its OLED display combines fast gaming performance with deep contrast and vivid color reproduction. The display supports VESA DisplayHDR™ True Black 400, DCI-P3 98.5% typical color coverage, NVIDIA® G-SYNC® Compatible, AMD FreeSync™ Premium Pro and VESA AdaptiveSync. Dual HDMI, DisplayPort 1.4 and a USB hub provide flexible connectivity, while the ergonomic stand supports height, tilt, swivel and pivot adjustments. Key Features QHD OLED Display: 27-inch class glossy OLED panel with 2560 × 1440 resolution and 1.5M:1 typical contrast ratio. 240 Hz & 0.03 ms: Up to 240 Hz refresh rate combined with a 0.03 ms GtG response time for fast-paced gaming. DisplayHDR™ True Black 400: OLED contrast and HDR support with DCI-P3 98.5% typical color coverage. Adaptive Sync: NVIDIA® G-SYNC® Compatible, AMD FreeSync™ Premium Pro and VESA AdaptiveSync support. HDMI 2.1 Gaming: Supports QHD at up to 240 Hz through HDMI 2.1 with compatible graphics hardware. Fully Adjustable Stand: Height, tilt, swivel and pivot adjustment with 100 × 100 mm VESA mounting support. Technical Specifications Component Specification Series UltraGear GX7 Model 27GX704A-B Produ Type OLED Gaming Monitor Screen Size 26.5 inches / 67.32 cm (27-inch Class) Resolution 2560 × 1440 QHD Panel Type OLED Panel Surface Glare / Glossy Aspe Ratio 16:9 Refresh Rate Up to 240 Hz Response Time 0.03 ms GtG Brightness 275 cd/m² Typical / 250 cd/m² Minimum Peak Brightness Up to 1300 nits Contrast Ratio 1,500,000:1 Typical / 1,200,000:1 Minimum Color Gamut DCI-P3 98.5% Typical / 90% Minimum (CIE1976) Color Depth 1.07 Billion Colors Viewing Angle 178° Horizontal / 178° Vertical HDR HDR10 / VESA DisplayHDR™ True Black 400 Adaptive Sync NVIDIA® G-SYNC® Compatible / AMD FreeSync™ Premium Pro / VESA AdaptiveSync Gaming Features Dynamic Action Sync, Black Stabilizer, Crosshair, FPS Counter HDMI 2 × HDMI, QHD up to 240 Hz via HDMI 2.1 DisplayPort 1 × DisplayPort 1.4 USB Upstream 1 × USB 3.2 Gen 1 USB Downstream 2 × USB 3.2 Gen 1 3-Pole, Audio Only Stand Adjustment Height, Tilt, Swivel, Pivot VESA Mount 100 × 100 mm Dimensions with Stand 605.2 × 532.6 × 220 mm (Raised) / 605.2 × 402.6 × 220 mm (Lowered) Dimensions without Stand 605.2 × 351 × 45.3 mm Weight with Stand 7.2 kg Weight without Stand 4.8 kg Power Type External Power Adapter Color Black Compatibility & Important Information Up to 240 Hz operation requires compatible graphics hardware and an appropriate display connection. LG specifies QHD at up to 240 Hz through HDMI 2.1 with compatible graphics hardware. NVIDIA® G-SYNC® Compatible support varies according to the graphics card and connection used. The monitor provides one DisplayPort 1.4 connection, two HDMI inputs and a USB 3.2 Gen 1 hub. The stand supports height, tilt, swivel and pivot adjustment, with 100 × 100 mm VESA mounting support. Monitors Specifications Screen Size 26.5" Refresh Rate 240 Hz Panel Type Panel Technology OLED Contrast Ratio Static 1500:1 Resolution 2560 x 1440 Response Time 0.03 ms Adaptive Sync Technology G-SYNC Compatible Built In Speakers Display Port Yes HDMI Yes Brightness 275 cd/m2 Display Colors 1073.7M (10 bit) Please to review Q: What resolution does the LG 27GX704A-B use? A: It uses a 2560 × 1440 QHD OLED panel. Q: What is the maximum refresh rate? A: LG specifies a maximum refresh rate of 240 Hz. Q: What is the response time? A: The specified response time is 0.03 ms GtG. Q: Is the LG 27GX704A-B a glossy OLED monitor? A: Yes. LG specifies a glare/glossy OLED panel for this model. Q: Does it support NVIDIA G-SYNC and AMD FreeSync? A: Yes. It supports NVIDIA® G-SYNC® Compatible and AMD FreeSync™ Premium Pro, along with VESA AdaptiveSync. Q: Can the monitor run QHD at 240 Hz through HDMI? A: Yes. LG specifies QHD at up to 240 Hz through HDMI 2.1 when used with compatible graphics hardware. Q: Does the monitor include USB ports? A: Yes. It has one USB 3.2 Gen 1 upstream port and two USB 3.2 Gen 1 downstream ports. Q: Is the stand adjustable? A: Yes. The stand supports height, tilt, swivel and pivot adjustments, and the monitor supports a 100 × 100 mm VESA mount.
