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Eclipse Gray 15.6 inch gaming laptop with RGB backlit keyboard

ASUS

ASUS ROG Zephyrus G15 GA503QR-211.ZG15 8GB 1TB gaming laptop

SKU CH-JC0D-RJ2MG

A 15.6-inch QHD 165 Hz gaming laptop with an 8-core Ryzen 9 5900HS, RTX 3070 graphics, 8 GB DDR4 memory and a 1 TB PCIe NVMe SSD

  • ColorGray
  • CPU TypeAMD Ryzen 9 5000 Series
  • Number of Cores8-core Processor
  • Turbo Frequency4.6 GHz
  • CPU L3 Cache16MB Cache
  • Screen Size15.6"
  • 8-core Ryzen 9 5900HS reaches 4.6 GHz for fast compute
  • RTX 3070 with 8 GB GDDR6 drives high-frame-rate gaming
  • 6-inch QHD panel at 165 Hz gives sharp motion clarity
  • 1 TB PCIe NVMe SSD loads games and apps quickly
  • 90 Wh battery and 200 W adapter support long sessions

Ryzen 9 5900HS laptop for creators

The ASUS ROG Zephyrus G15 pairs an 8-core AMD Ryzen 9 5900HS processor with an NVIDIA RTX 3070 laptop GPU and a 15.6-inch QHD 165 Hz display. Eight gigabytes of DDR4 memory and a 1 TB PCIe NVMe SSD handle multitasking and fast load times. Windows 10 Pro 64-bit ships pre-installed for immediate productivity.

90 Wh battery and 200 W adapter

A 4-cell 90 Whr battery powers the thin 0.78-inch chassis while the included 200 W supply keeps the CPU and GPU fed during sustained workloads. The 802.11ax Wi-Fi and Bluetooth 5.1 maintain stable wireless links without extra dongles. Fan behaviour scales with load so the keyboard deck stays comfortable during long sessions.

Velztorm upgrade and port selection

Technicians open the factory box to verify the 1 TB PCIe SSD and 8 GB onboard memory before resealing the unit. Connectivity covers one HDMI, two USB 3.2 Type-C Gen 2 ports, a micro SD reader and a combo audio jack. The RGB backlit keyboard adds per-key lighting control for low-light work.

Highlights

  • 8-core Ryzen 9 5900HS reaches 4.6 GHz for fast compute
  • RTX 3070 with 8 GB GDDR6 drives high-frame-rate gaming
  • 6-inch QHD panel at 165 Hz gives sharp motion clarity
  • 1 TB PCIe NVMe SSD loads games and apps quickly
  • 90 Wh battery and 200 W adapter support long sessions

Specifications

BrandASUS
SeriesROG Zephyrus G15
ColorGray
CPU TypeAMD Ryzen 9 5000 Series
Number of Cores8-core Processor
Turbo Frequency4.6 GHz
CPU L3 Cache16MB Cache
Screen Size15.6"
TouchscreenNo
Resolution2560 x 1440
Refresh Rate165 Hz
Operating SystemWindows 10 Pro ‍👉Check gaming pc with Windows 11 Pro
GPU/VPUGeForce RTX 3070 Laptop GPU
Graphic TypeDedicated Card
SSD1 TB
HDDNo
Storage Spec1TB PCIe SSD
Memory8GB
Memory SpeedDDR4
Memory TypeSO-DIMM
Optical Drive TypeNo Optical Drive
WLAN802.11ax Wireless LAN
BluetoothBluetooth 5.1
HDMI1 x HDMI
Audio Ports1 x Headphone/Microphone Combo Jack
KeyboardStandard
Backlit KeyboardBacklit
WebcamNo
Card ReaderMicro SD
StyleStandard
TypeGaming

Questions about this item

How do I add more RAM to the GA503QR-211.ZG15 and what mistake should I avoid?

The laptop has 8 GB of DDR4 soldered to the board and no free SO-DIMM slot, so you cannot upgrade the memory at all; the common mistake is buying a DDR4 stick that will not fit.

Which component will need replacement first during the life of this Zephyrus G15?

The 4-cell 90 Wh battery will degrade with charge cycles and is the only part designed for user replacement; CPU, GPU and the 1 TB NVMe SSD are not socketed.

What thermal limit appears first when the Ryzen 9 5900HS and RTX 3070 run flat out?

The 200 W power adapter caps total system draw, so sustained loads hit the power budget before the 165 Hz QHD panel or the 8 GB DDR4 memory become bottlenecks.

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