The ASUS XG27ACS (90LM09Q0-B01170) is a 27-inch QHD 2560 x 1440 Fast IPS gaming monitor with a fast 180Hz refresh rate and 1ms (GTG) response time, 350 cd/m² brightness and a 1000:1 contrast ratio. It is built for smooth, responsive gameplay and everyday use.
Key Features
27-inch Fast IPS panel with QHD 2560 x 1440 resolution
180Hz refresh rate for smooth motion
1ms (GTG) response time
350 cd/m² brightness and 1000:1 contrast ratio
ELMB Sync, FreeSync Premium, G-SYNC Compatible for tear-free gameplay
Single USB-C connection for laptops, handhelds and consoles
ASUS GameVisual and GamePlus gaming tools
Shadow Boost for clearer dark scenes
Flicker-free and low blue light technology
Connectivity: 1 × DisplayPort 1.4 (HBR3), 1 × HDMI 2.0, 1 × USB-C (DP Alt Mode, 7.5W Power Delivery), 3.5mm earphone jack
Full Specifications
General
Brand
ASUS
Model
XG27ACS (90LM09Q0-B01170)
Series
ROG Strix
Colour
Black
Display
Screen Size
27 inch
Panel Type
Fast IPS
Curvature
Flat
Aspect Ratio
16:9
Resolution
QHD 2560 x 1440
Refresh Rate
180Hz
Response Time
1ms (GTG)
Brightness
350 cd/m²
Contrast Ratio
1000:1
Viewing Angle
178°/178°
Connectivity
DisplayPort
1 × DisplayPort 1.4 (HBR3)
HDMI
1 × HDMI 2.0
USB-C
1 × USB-C (DP Alt Mode, 7.5W Power Delivery)
Audio
3.5mm earphone jack
Features
Adaptive Sync
ELMB Sync, FreeSync Premium, G-SYNC Compatible
Who Is This Monitor For?
Gamers who want QHD at 180Hz
PC and console players looking for a responsive 27-inch screen
Students and home users who also want a fast everyday monitor
Anyone upgrading to a smoother, sharper display
In the Box
ASUS XG27ACS (90LM09Q0-B01170) monitor
Stand and base
Power adapter
DisplayPort cable
USB-C cable
Quick start guide and warranty documents
Frequently Asked Questions
What is the refresh rate? Up to 180Hz (use DisplayPort for the full refresh rate).
What is the resolution? QHD 2560 x 1440.
What ports does it have? 1 × DisplayPort 1.4 (HBR3), 1 × HDMI 2.0, 1 × USB-C (DP Alt Mode, 7.5W Power Delivery), 3.5mm earphone jack.
What panel does it use? A 27-inch Fast IPS panel.
Order the ASUS XG27ACS (90LM09Q0-B01170) from PC PARK with official warranty and fast delivery across Saudi Arabia.
ASUS ROG Strix XG27ACS 27" ...
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Our Milestones
2023
Expanded our product catalog with the latest gaming and professional hardware, serving thousands of satisfied customers
2024
Launched our online store and delivery service, making tech accessible to customers across Saudi Arabia
2025
Reached a major milestone in customer satisfaction with enhanced after-sales support and warranty services
2026
Continuing to grow as Saudi Arabia's trusted destination for technology, gaming, and custom PC solutions
