Last price update was: October 1, 2025 4:56 pm

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ASUS ROG Zephyrus G15 GA503

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Product is rated as #21 in category Compare Asus Laptops

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At amazon.co.uk you can purchase ASUS ROG Zephyrus G15 GA503QS 15.6" Full HD 165Hz Gaming Laptop (AMD Ryzen 9 5900HS, Nvidia GeForce RTX 3080, 16GB RAM, 1TB PCIe SSD, Windows 10, RGB Backlit Opto Mechanical Keyboard) 90Whr Battery for only
The lowest price of ASUS ROG Zephyrus G15 GA503QS 15.6" Full HD 165Hz Gaming Laptop (AMD Ryzen 9 5900HS, Nvidia GeForce RTX 3080, 16GB RAM, 1TB PCIe SSD, Windows 10, RGB Backlit Opto Mechanical Keyboard) 90Whr Battery was obtained on October 1, 2025 4:56 pm.

Last updated on October 1, 2025 4:56 pm

ASUS ROG Zephyrus G15 GA503

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ASUS ROG Zephyrus G15 GA503 Prices

ASUS ROG Zephyrus G15 GA503QS 15.6" Full HD 165Hz Gaming...

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Specification: ASUS ROG Zephyrus G15 GA503

General info

Launched	21-Jan
2-in-1	No
Colors	Black, White
Screen-to-body ratio	77.80%
Dimensions	355 x 243 x 19.9 mm
Side bezels	4.8 mm

Cooling

Cooling system	Active
Vapor chamber	No
Number of fans	2
Noise level	51 dB

Display

Touchscreen	No
Resolution	1920 x 1080 pixels
Size	15.6 inches
Display type	IPS LCD
Refresh rate	144 Hz
PPI	141 ppi
Aspect ratio	16:09
HDR support	No
Coating	Matte
sRGB color space	62.30%
Adobe RGB profile	47.30%

Battery

Battery type	Li-Ion
Capacity	90 Wh
Charge power	180 / 200 W
Fast charging	Yes
Replaceable	No
USB Power Delivery	Yes

Graphics Card

GPU brand	Nvidia
GPU	GeForce RTX 3050 Ti Mobile, GeForce RTX 3060 Mobile, GeForce RTX 3070 Mobile, GeForce RTX 3080 Mobile
GPU performance	8.2 TFLOPS
Integrated GPU	Radeon RX Vega 8
TGP	60-75 W
Fabrication process	7 nm
GPU base clock	1350 MHz
GPU boost clock	1598 MHz
FLOPS	8.2 TFLOPS
Memory size	4 GB
Memory bus	128 bit
Memory speed	GDDR6
ROPs	48
Shading units (cores)	2560
Texture mapping units (TMUs)	80
Nvidia Optimus	Yes

Sound

Dolby Atmos	Yes
Loudness	78 dB
Microphones	2
Speakers	2.2
Power	2x2W
Audio chip	Realtek ALC289

Connectivity

Bluetooth	v5.1
Fingerprint scanner	Optional
Optical drive	No
Wi-Fi standard	v6

Input

Backlight	Yes
Keyboard type	Island
Numpad	No
Windows Precision	Yes

CPU

CPU Brand	AMD
CPU	AMD Ryzen 7 5800HS, AMD Ryzen 9 5900HS
Base frequency	2.8 GHz
Turbo frequency	4.4 GHz
Cores	8
Threads	16
L3 Cache	16 MB
Geekbench 5 (Single-Core)	1422
Geekbench 5 (Multi-Core)	7141
Cinebench R23 (Single-Core)	1358
Cinebench R23 (Multi-Core)	10604

RAM

RAM	8GB, 16GB, 32GB, 40GB, 48GB
Channels	1×8 GB
Total slots	2
Upgradable	Yes
Max. RAM size	48 GB
Clock	3200 MHz

Storage

Storage	512GB, 1024GB
Storage type	SSD (M2)
NVMe	Yes
Bus	PCI-E Gen 3.0 (4x)

Ports

Audio jack (3.5 mm)	Yes
DisplayPort	No
Ethernet (RJ45)	Yes
HDMI	1x HDMI 2.0
Proprietary charging port	Yes
SD card reader	Yes
Thunderbolt	No
USB-A	2x USB 3.2
USB Type-C	2x USB 3.2
VGA	No