iiyama G-Master GB2591HSU-B1 Gold Phoenix 24.5" 320Hz Gaming Monitor

Take full control of competitive gameplay with the iiyama G-Master GB2591HSU-B1 Gold Phoenix. Designed for esports and high-performance gaming, this 24.5-inch Fast IPS monitor combines a blistering 320Hz refresh rate with a 0.4ms MPRT response time, delivering ultra-smooth, razor-sharp visuals when every millisecond matters.

Built with adaptive sync technology, HDR support and an ergonomic height-adjustable stand, this display is engineered for serious gamers who demand speed, clarity and precision.

Key Features & Benefits

320Hz Refresh Rate & 0.4ms MPRT

• Ultra-fast 320Hz refresh rate
• 0.4ms Moving Picture Response Time
• Reduced motion blur for competitive advantage

Experience exceptionally fluid visuals with sharp frame transitions, allowing split-second reactions without ghosting or smearing.

Fast IPS Panel Technology

• 24.5-inch Fast IPS display
• 1920 x 1080 Full HD resolution
• 350 cd/m² brightness

Enjoy accurate colours, wide viewing angles and fast pixel response without sacrificing image clarity.

NVIDIA G-SYNC Compatible & FreeSync Premium

Smooth, tear-free gaming with adaptive refresh technology:

• Nvidia G-Sync Compatible (DisplayPort)
• AMD FreeSync Premium

Synchronises the monitor’s refresh rate with your GPU to eliminate screen tearing, stuttering and input lag.

HDMI 2.1 & USB-C Connectivity

• 2 x HDMI 2.1
• 1 x DisplayPort
• 2 x USB 3.2
• 2 x USB-C
• Headphone output (Aux)

Modern connectivity options make it ideal for gaming PCs, next-generation consoles and multi-device setups.

Black Tuner Technology

Enhance visibility in darker scenes by adjusting black levels and shadow detail. Gain a competitive edge by spotting opponents earlier in low-light environments.

HDR10 Support

Improved dynamic range enhances contrast and detail in compatible content, delivering more depth and realism in supported games and media.

Ergonomic Design

• 150mm height adjustment
• Tilt functionality
• VESA mount compatible

Customise your viewing position for long gaming sessions with improved comfort and posture support.

Technical Specifications

Screen Size: 24.5"
Panel Type: Fast IPS LCD
Resolution: 1920 x 1080 (Full HD)
Refresh Rate: Up to 320Hz
Response Time: 0.4ms MPRT
Brightness: 350 cd/m²
HDR Support: HDR10

Speakers: 2 x 2W integrated

Why Choose the iiyama G-Master GB2591HSU-B1?

The GB2591HSU-B1 Gold Phoenix is built for competitive gamers who prioritise speed, responsiveness and precision. With 320Hz performance, ultra-low response time, adaptive sync compatibility and extensive connectivity including HDMI 2.1 and USB-C, it provides a serious advantage in fast-paced titles.

Whether you are competing in esports or pushing high frame rates in AAA games, this monitor ensures your hardware never holds you back.