Gigabyte G27U 27" 4K UHD Gaming Monitor

27 inch · 3840 x 2160 · 320 Hz · SS-IPS

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Screen size 27 inch
Resolution 3840 x 2160
Refresh rate 320 Hz
Panel SS-IPS
Response time 1 ms

Gigabyte G27U 27" 4K UHD Gaming Monitor is a 27-inch monitor with 3840 x 2160 resolution, a 320 Hz refresh rate and SS-IPS panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-12-02

Specifications

Key specs

Screen size: 27 inch
Resolution: 3840 x 2160
Refresh rate: 320 Hz
Panel: SS-IPS
Response time: 1 ms
Released: 2025-12-02
Part number: G27U EK
EAN / UPC: 4719331872571

Display

Display diagonal: 68.6 cm (27")
Display resolution: 3840 x 2160 pixels
HD type: 4K Ultra HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: SS-IPS
LED backlight: Yes
Backlight type: Edge LED
Display brightness (typical): 350 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Anti-glare screen: Yes
Screen shape: Flat
Supported graphics resolutions: 3840 x 2160
Supported video modes: 2160p
Contrast ratio (typical): 1000:1
Maximum refresh rate: 320 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Pixel pitch: 0.1554 x 0.1554 mm
Viewable size, horizontal: 59.7 cm
Viewable size, vertical: 33.6 cm
Display diagonal (metric): 69 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: DisplayHDR 400
Colour gamut standard: DCI-P3
Colour gamut: 95%
sRGB coverage (typical): 122%
DCI-P3 coverage: 95%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium
Flicker-free technology: Yes
Low Blue Light technology: Yes

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Design

Market positioning: Gaming
Product colour: Black
Front bezel colour: Black
Detachable stand: Yes
Feet colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.1
DisplayPorts quantity: 1
DisplayPort version: 1.4
Headphone out: Yes
Headphone outputs: 1

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Cable lock slot type: Kensington
Height adjustment: Yes
Adjustable height (max): 13 cm
Pivot: Yes
Pivot angle: 90 - 90°
Swivelling: Yes
Swivel angle range: -15 - 15°
Tilt adjustment: Yes
Tilt angle range: -5 - 21°

Power

Energy efficiency class (SDR): F
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 26 kWh
Energy consumption (HDR) per 1000 hours: 54 kWh
Power consumption (typical): 23.08 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
Power consumption (PowerSave): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: Internal
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 612 mm
Depth (with stand): 192 mm
Height (with stand): 515 mm
Weight (with stand): 6.96 kg
Width (without stand): 612 mm
Depth (without stand): 59 mm
Height (without stand): 371 mm
Weight (without stand): 5.35 kg

Other features

Brand specific technologies: Black Equalizer, Crosshair
Warranty period: 3 year(s)

Technical details

Native refresh rate: 60 Hz

Check the manufacturer's page before buying.

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About this product

The G27U gaming monitor features Dual Mode (4K 160Hz or FHD 320Hz), 1ms response time with SuperSpeed IPS, and 95% DCI-P3 color gamut. It supports HDMI 2.1 for console gaming at 4K/120Hz, includes Tactical Switch 2.0 for quick resolution changes, and offers full ergonomic adjustability with innovative four-sided cooling.

G27U 27" 4K UHD Gaming Monitor vs similar monitors

	Gigabyte G27U 27" 4K UHD Gaming Monitor	Acer XB273K V4 Widescreen Gaming LCD Monitor	Gigabyte GS25F2A 25″ 240Hz Monitor	Gigabyte G27Q3 27" 2K QHD Gaming Monitor
Screen size	27 inch	27 inch	25 inch	27 inch
Resolution	3840 x 2160	3840 x 2160	1920 x 1080	2560 x 1440
Refresh rate	320 Hz	320 Hz	240 Hz	320 Hz
Panel	SS-IPS	TFT	SS-IPS	IPS
Response time	1 ms	1 ms	1 ms	1 ms
Released	2025	2026	2026	2026