• CPU: AMD Ryzen 9 5900HS
  • GPU: NVIDIA GeForce RTX 3080 (Laptop, 100W)
  • Display: 15.6”, QHD (2560 x 1440), 165 Hz, IPS + FreeSync
  • Storage: 512GB SSD
  • RAM: 2x 16GB DDR4, 3200 MHz
  • Weight: 1.90 kg (4.2 lbs)


  • The laptop has a fingerprint reader and it supports Wi-Fi 6
  • Up to 32GB of RAM in dual-channel mode dual NVMe drive support
  • The display is PWM-free (QHD, 165Hz panel)
  • Quick pixel response times (QHD, 165Hz panel)
  • 100% sRGB coverage + almost full DCI-P3 coverage and great color accuracy thanks to our Gaming and Web design profile (QHD, 165Hz panel)
  • USB Type-C port can be used to charge the laptop, to output a DisplayPort 1.4 signal, and supports G-Sync
  • Extremely powerful computational and graphical performance


  • No Thunderbolt support (due to AMD limitations)
  • The keyboard has tiny arrow keys no NumberPad

ASUS ROG Zephyrus G15 GA503 - Specs

CPU Performance #2
  • AMD Ryzen 9 5900HS
  • AMD Ryzen 7 5800H
  • AMD Ryzen 7 4800H 100%
  • AMD Ryzen 9 4900HS 97.6%
  • Intel Core i9-9980HK 81.7%
  • Intel Core i7-10870H
GPU Performance #8
  • NVIDIA GeForce RTX 3070 (Laptop, 130W) 7.8%
  • NVIDIA GeForce RTX 3080 (Laptop, 130W) 19.6%
  • NVIDIA GeForce RTX 3080 (Laptop, 100W)
  • NVIDIA GeForce RTX 2080 (Laptop) 3.3%
  • NVIDIA GeForce RTX 3070 (Laptop, 95W) 2.9%
  • NVIDIA GeForce RTX 2080 SUPER Max-Q (90W) 2.6%
15.6”, QHD (2560 x 1440), 165 Hz, IPS + FreeSync
panel 1
Innolux N156KME-GNA (CMN152A)
Color accuracy 2.9 -> 2.2
M.2 Slot
2x M.2 PCIe x4 slots See photo
2x 16GB DDR4, 3200 MHz
Windows 10 Pro
90Wh, 4-cell
Body Material
Aluminum, Magnesium alloy
355 x 243 x 20 mm (13.98" x 9.57" x 0.79")
1.90 kg (4.2 lbs)
Ports and connectivity
  • 2x USB Type-A 3.2 Gen 2 (10 Gbps)
  • 2x USB Type-C 3.2 Gen 2 (10 Gbps), Power Delivery (PD), DisplayPort
  • HDMI 2.0b
  • Card Reader MicroSD
  • Ethernet LAN 10, 100, 1000 Mbit/s
  • Wi-Fi 802.11ax
  • Bluetooth 5.1
  • Audio jack 3.5mm Combo Jack
  • Fingerprint reader
  • Backlit keyboard
  • Microphone Array Microphone
  • Speakers 4x 2W Woofer with SmartAmp + 2x 2W Tweeter
  • Optical drive
  • Security Lock slot


More ASUS ROG Zephyrus G15 GA503 configurations - 169 laptops

See all ASUS ROG Zephyrus G15 GA503 configurations

DISPLAY: 15.6-inch, 2560x1440, IPS + FreeSync

Name Innolux N156KME-GNA (CMN152A)
Diagonal 15.6"
Pixel density 188.28 ppi
Brightness 340 cd/m2
sRGB 100%
PWM frequency No PWM (Flicker-Free)
Panel Type IPS
Resolution 2560x1440
Becomes "Retina" from 18 inches (47 cm)
Contrast 1350:1
dE Color Checker 2.9 2.2
PWM Rating 10.0: (safe)
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Office Work - screen profile

Office Work

Office Work should be used mostly by users who spend most of the time looking at pieces of text, tables or just surfing. This profile aims to deliver better distinctness and clarity by keeping a flat gamma curve (2.20), native color temperature and perceptually accurate colors.

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Design and Gaming - screen profile

Design and Gaming

This profile is aimed at designers who work with colors professionally, and for games and movies as well. Design and Gaming takes display panels to their limits, making them as accurate as possible in the sRGB IEC61966-2-1 standard for Web and HDTV, at white point D65.

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Health-Guard - screen profile


Health-Guard eliminates the harmful Pulse-Width Modulation (PWM) and reduces the negative Blue Light which affects our eyes and body. Since it’s custom tailored for every panel, it manages to keep the colors perceptually accurate. Health-Guard simulates paper so the pressure on the eyes is greatly reduced.

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ASUS ROG Zephyrus G15 GA503 in-depth review

So, this is the third year that ASUS is making an ROG Zephyrus G15. If we have to be honest, the previous two iterations were flawed and didn't deserve their users' attention. However, the GA502 (in both its forms) paved the way for ASUS and AMD's relationship. And the result of this is the ROG Zephyrus G15 GA503, which aims to completely revamp our views on the family of laptops. For starters, it now comes with a Zen 3 portfolio of processors, maxing out with the Ryzen 9 5900HS. Also, on th[...]

Read the full review

CPU Performance: AMD Ryzen 9 5900HS

GPU Performance: NVIDIA GeForce RTX 3080 (Laptop, 100W)

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