27 inch ASUS ROG Strix XG27JCG gaming monitor — 5K Ultra HD 5120×2880, Fast IPS, 0.3 ms, 350 cd/m², USB 3.2 Gen1, VESA, height adjustable, black

The ROG Strix 5K XG27JCG is a 27-inch 5K Ultra HD (5120 × 2880) Fast IPS monitor designed for high-resolution work and gaming. It delivers 218 ppi clarity, a typical brightness of 350 cd/m², a 1500:1 contrast ratio and a very fast 0.3 ms response time. The display supports a Dual Mode workflow that switches between native 5K at up to 180 Hz (OC) for detailed visuals and QHD (2560 × 1440) at up to 330 Hz for ultra-high frame-rate gaming. Built-in connectivity includes DisplayPort 1.4 (DSC), HDMI 2.1 ports and a USB-C port with 15 W power delivery. The monitor also features a built-in USB 3.2 Gen1 hub, VESA mounting compatibility and height adjustment for ergonomic positioning.

Advantages

The monitor combines very high resolution with fast refresh and low response time to reduce motion blur while preserving fine detail, making it suitable for both content creation and competitive gaming. Wide color coverage and VESA DisplayHDR 600 enable improved color accuracy and contrast for HDR-capable content. Multiple modern inputs and USB-C convenience simplify connections to PCs and compatible laptops. Adjustable stand and VESA support provide flexible mounting and ergonomic setup.

Suitable for

• High-resolution photo and video editing
• Productivity and multitasking with detailed visuals
• Competitive and fast-paced gaming
• Content creation where color fidelity and resolution matter

Key specifications

• Display size: 27 inches (68.6 cm)
• Native resolution: 5120 × 2880 (5K Ultra HD), 16:9
• Panel type: Fast IPS with 178° viewing angles
• Pixel density: 218 ppi; pixel pitch 0.116 × 0.116 mm
• Refresh rate: up to 180 Hz (OC) in 5K mode; up to 330 Hz in QHD mode
• Response time: 0.3 ms (GtG)
• Typical brightness: 350 cd/m²
• Contrast ratio (typical): 1500:1
• Color gamut: ~97% DCI-P3 and VESA DisplayHDR 600 support
• Adaptive sync: NVIDIA G-SYNC compatible and AMD FreeSync support
• Connectivity: DisplayPort 1.4 (DSC) ×1, HDMI 2.1 ×2, USB-C with 15 W PD, USB 3.2 Gen1 hub
• Ergonomics: height-adjustable stand and VESA mounting
• Screen shape: flat; color: black
• Typical energy consumption (SDR): 26 kWh per 1000 hours

How to use

Connect the monitor to your source device using DisplayPort, HDMI or the USB-C port depending on the resolution and refresh rate you require. Use DisplayWidget Center on Windows or supported control utilities on macOS to switch modes between 5K 180 Hz and QHD 330 Hz, adjust color settings, enable AI features and configure the USB hub. Adjust the stand height or attach the monitor to a VESA arm for a comfortable viewing position. For HDR content, enable HDR mode in your operating system and application when available.

Recommendations

For maximum performance in gaming, use a DisplayPort or HDMI 2.1 connection and set the monitor to the mode that matches your GPU capability (QHD 330 Hz for highest frame rates or 5K 180 Hz for maximum resolution). For color-critical work, calibrate the display with a hardware calibrator and use the 5K mode at native resolution for the best detail and color fidelity.