ASUS ROG Strix XG259QN 24.5 inch FHD 380Hz Gaming Monitor

Display Diagonal

Resolution

Listed Maximum Refresh

Panel Technology

Panel, Resolution and Surface

The 24.5-inch viewable panel uses a 1920 × 1080 resolution and an anti-glare surface. ASUS describes the model as Fast IPS, with a 16:9 format and a listed 400 cd/m² typical brightness. Its compact screen area and Full HD pixel count provide a specific combination for players comparing different sizes of high-refresh gaming display.

Refresh Modes and Response Time

The maximum 380 Hz refresh rate is an overclocked mode, with a 1 ms gray-to-gray response and a separate 0.3 ms minimum figure. DisplayPort is listed for the overclocked range up to 380 Hz, while HDMI is listed up to 240 Hz. Set the desired mode with a compatible source and confirm it in the system’s display settings.

Motion Settings for Compatible Systems

Adaptive-Sync support works with compatible graphics hardware, while ASUS ELMB Sync combines its motion-blur reduction feature with variable-refresh operation in supported modes. These are settings to configure around your system and game. Review the available display options after choosing the resolution and refresh rate, then compare the motion settings using the games you normally play.

Connections for Your Desk

DisplayPort 1.4 and two HDMI 2.0 inputs connect compatible gaming systems, with a two-port USB 3.2 Gen 1 Type-A hub and an earphone output also provided. This layout makes it possible to keep more than one source connected. Use the published signal ranges to choose the appropriate input for your preferred resolution and refresh combination.

Position the Screen Around You

The stand offers up to 110 mm of height adjustment, tilt and swivel up to 25° in each direction. Pivot adjustment is also listed for changing the screen orientation. A 100 × 100 mm VESA mounting pattern provides an alternative when using a suitable mount. Check the published dimensions and weight when planning the screen position and available desk space.

What size, panel and resolution does it use?

The display measures 24.5 inches diagonally and uses IPS panel technology. Resolution: 1920x1080.

What refresh modes and input limits should I check?

Listed maximum refresh: 380Hz. Digital Signal Frequency: HDMI: 27~292 KHz (H) / 48~240 Hz (V) DP (OC): 470~470 KHz (H) / 60~380 Hz (V).

How is the response time specified?

Response Time: 1ms(GTG), 0.3ms(min.).

Which display inputs and USB connections are listed?

DisplayPort 1.4: x 1 (HBR3). HDMI (v2.0): x 2. USB Hub: 2x USB 3.2 Gen 1 Type-A.

What stand adjustment and mounting details are specified?

Tilt: Yes (+20° ~ -5°). Swivel: Yes (+25° ~ -25°). Pivot: Yes (0° ~ 90° Clockwise). Height Adjustment: 0~110mm. VESA Wall Mounting: 100x100mm.

What brightness and HDR support are specified?

Brightness (Typ.): 400cd/㎡. Brightness (HDR, Peak) *: 400 cd/㎡. HDR (High Dynamic Range) Support: HDR10.