ASUS ROG Strix G18 G815LW-S9181W 18″ Laptop

Intel 275HX · NVIDIA GeForce RTX 5080 · 32 GB · 1 TB

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Type Gaming
Processor Intel 275HX
Graphics NVIDIA GeForce RTX 5080
Memory 32 GB
Storage 1 TB
Display 18 inch

ASUS ROG Strix G18 G815LW-S9181W 18″ Laptop is an 18-inch gaming laptop with an Intel 275HX processor, NVIDIA GeForce RTX 5080 graphics, 32 GB of RAM and 1 TB of storage. Built for games, with a dedicated graphics card. It came out in 2026.

Released: 2026-04-23

Specifications

Key specs

Type: Gaming
Processor: Intel 275HX
Graphics: NVIDIA GeForce RTX 5080
Memory: 32 GB
Storage: 1 TB
Display: 18 inch
Resolution: 2560 x 1600
Refresh rate: 240 Hz
weight: 3.2 kg
os: Windows 11 Home
Released: 2026-04-23
Part number: 90NR0LC1-M00880

Design

Colour name: Eclipse Gray
Product type: Laptop
Product colour: Grey
Form factor: Clamshell
Market positioning: Gaming
Introduction year: 2025

Display

Display diagonal: 45.7 cm (18")
Display resolution: 2560 x 1600 pixels
HD type: 2.5K
Panel type: IPS-Level
Native aspect ratio: 16:10
Anti-glare screen: Yes
RGB colour space: DCI-P3
Colour gamut: 100%
Display response rise/fall: 3 ms
Maximum refresh rate: 240 Hz

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Processor

Processor manufacturer: Intel
Processor family: Intel Core Ultra 9
Processor generation: Intel Core Ultra (Series 2)
Processor model: 275HX
Processor cores: 24
Processor threads: 24
Processor boost frequency: 5.4 GHz
Performance cores: 8
Efficient cores: 16
Performance-core Max Turbo Frequency: 5.4 GHz
Efficient-core Max Turbo Frequency: 4.6 GHz
Performance-core base frequency: 2.7 GHz
Efficient-core base frequency: 2.1 GHz
Processor cache: 36 MB
Processor base power: 55 W
Maximum turbo power: 160 W

Neural processor unit (NPU)

Neural processor unit (NPU): Intel AI Boost
Sparsity support: Yes
Windows Studio effects support: Yes
AI software frameworks supported by NPU: DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
Total processor performance up to: 36 TOPs
NPU performance up to: 13 TOPs
GPU performance up to: 8 TOPs

Memory

Internal memory: 32 GB
Internal memory type: DDR5-SDRAM
Memory clock speed: 5600 MHz
Memory form factor: SO-DIMM
Memory layout (slots x size): 1 x 32 GB
Memory slots: 2x SO-DIMM
Maximum internal memory: 64 GB
Memory channels: Dual-channel

Storage

Total storage capacity: 1 TB
Storage media: SSD
Total SSDs capacity: 1 TB
Number of SSDs installed: 1
SSD capacity: 1 TB
SSD interface: PCI Express 4.0
NVMe: Yes
SSD form factor: M.2

Graphics

Discrete GPU manufacturer: NVIDIA
Discrete graphics card model: NVIDIA GeForce RTX 5080
Discrete graphics card memory: 16 GB
Discrete graphics memory type: GDDR7
On-board graphics card: Yes
On-board GPU manufacturer: Intel
Discrete graphics card: Yes
On-board graphics card family: Intel® Graphics
On-board graphics card model: Intel® Graphics
Total Graphics Power (TGP): 175 W
NVIDIA G-SYNC: Yes

Audio

Audio system: Dolby Atmos
Number of built-in speakers: 2
Built-in microphone: Yes

Camera

Front camera: Yes
Front camera resolution: 1920 x 1080 pixels
Front camera HD type: Full HD
Infrared (IR) camera: Yes

Network

Top Wi-Fi standard: Wi-Fi 7 (802.11be)
Wi-Fi standards: Wi-Fi 7 (802.11be)
Antenna type: 2x2
Ethernet LAN: Yes
Ethernet LAN data rates: 10,100,1000,2500 Mbit/s
Bluetooth: Yes
Bluetooth version: 5.4

Ports & interfaces

USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 3
Ethernet LAN (RJ-45) ports: 1
HDMI ports quantity: 1
HDMI version: 2.1
Thunderbolt 5 ports quantity: 2
Intel® Thunderbolt 5: Yes
Combo headphone/mic port: Yes

Keyboard

Pointing device: Touchpad
Numeric keypad: Yes
Keyboard backlit: Yes
Keyboard backlit colour: RGB
Keyboard backlit zone: Per-key RGB
Copilot key: Yes

Software

Operating system architecture: 64-bit
Trial software: 1-month trial for new Microsoft 365 customers; McAfee 30 days free trial
Operating system installed: Windows 11 Home
Bundled software: Xbox Game Pass for PC - 3 months (*Terms and exclusions apply. Offer available only in eligible markets for Xbox Game Pass for PC. Eligible markets are determined at activation. Game catalog varies by region, device, and time.)

Battery

Battery technology: Lithium-Ion (Li-Ion)
Number of battery cells: 4
Battery capacity: 90 Wh

Power

AC adapter power: 380 W
AC adapter frequency: 50 - 60 Hz
AC adapter input voltage: 100 - 240 V
AC adapter output current: 19 A
AC adapter output voltage: 20 V
USB Type-C charging port: Yes
USB Power Delivery (USB PD): Yes

Security

Face recognition: Yes
Windows Hello: Yes
Trusted Platform Module (TPM): Yes
Password protection: Yes
Password protection type: BIOS, User

Weight & dimensions

Width: 399 mm
Depth: 298 mm
Height (front): 2.35 cm
Height (rear): 3.2 cm
Weight: 3.2 kg

Check the manufacturer's page before buying.

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About this product

Victory, accelerated. Game with confidence thanks to Windows 11 Pro and up to Intel® Core™ Ultra 9 processor 275HX. Backed up by the serious gaming muscle of up to NVIDIA® GeForce RTX™ 5080 Laptop GPU and up to 32GB of DDR5-5600 RAM, the 2025 Strix G18 has the perfect amount of power to keep you gaming at peak performance. With additional features like NVIDIA® Advanced Optimus, the latest DLSS enhancements, a 2TB PCIe Gen 4 SSD, the Strix G18 is truly a force to be reckoned with.

G815LW-S9181W vs similar laptops

	ASUS ROG Strix G18 G815LW-S9181W 18″ Laptop	ASUS ROG Strix G18 G815LR-SA393W 18″ Laptop	ASUS ROG Strix G18 G815LR-S9002W 18″ Laptop	Lenovo Legion Pro 5 16IAX10H
Type	Gaming	Gaming	Gaming	Gaming
Processor	Intel 275HX	Intel 290HX Plus	Intel 275HX	Intel 275HX
Graphics	NVIDIA GeForce RTX 5080	NVIDIA GeForce RTX 5070 Ti	NVIDIA GeForce RTX 5070 Ti	NVIDIA GeForce RTX 5070 Ti
Memory	32 GB	32 GB	32 GB	32 GB
Storage	1 TB	1 TB	1 TB	1 TB
Display	18 inch	18 inch	18 inch	16 inch
Resolution	2560 x 1600	2560 x 1600	2560 x 1600	2560 x 1600
Released	2026	2026	2025	2026