Asus Rog Strix G18 AI Gaming Laptop - Ultra 9 , 64GB RAM, RTX 5090

ASUS ROG Strix G18 (2025): Built to Dominate with Ultra 9, RTX 5090 & 64GB RAM

The elite-level gaming with the 2025 ASUS ROG Strix G18, powered by Windows 11 Pro, the Intel® Core™ Ultra 9 275HX processor, and up to an NVIDIA® GeForce RTX™ 5090 Laptop GPU. With 64GB of ultra-fast DDR5 RAM and up to 175W max GPU TGP, this machine is built for hardcore gamers who demand peak performance without compromise.

Core Hardware

CPU: Intel Core Ultra 9 275HX – hybrid 24‑core (8 Performance + 16 Efficient), base 2.7 GHz, boost up to 5.4 GHz, includes Intel AI Boost NPU (~13 TOPS) 

GPU: NVIDIA GeForce RTX 5090 Laptop GPU – 24 GB GDDR7, up to 175 W TGP with ROG Boost OC 

Display, Memory & Storage

Display: 18″ 2.5K (2560×1600) Mini‑LED “Nebula HDR”

 240 Hz refresh, 3 ms response, 100 % DCI‑P3, Pantone validated, G‑Sync, Dolby Vision, MUX switch 

RAM: 64 GB DDR5‑5600 (up to 64 GB max across 2 SO‑DIMM slots) 

Storage: 1 TB PCIe 4.0 NVMe SSD built-in (configurable up to 2 TB + 2 TB in RAID 0) 

Cooling & Chassis

Advanced cooling with vapor chamber, sandwiched heatsink, tri‑fan design, and Conductonaut Extreme liquid metal on CPU/GPU 

Per-key RGB keyboard, full-surround Aura Sync light bar + AniMe Vision display on lid 

Connectivity & I/O

Wi‑Fi 7 + Bluetooth 5.4 + 2.5 Gb Ethernet 

Ports: 2 × Thunderbolt 5 (DP & PD support), 3 × USB‑A 3.2 Gen 2, HDMI 2.1, combo audio jack, 1080p IR webcam 

Battery & Power

Battery: 90 Wh, with 100 W USB‑C charging supported 

Charger: 380 W AC adapter 

Physical & Extras

OS: DOS 

Weight: ≈ 3.30 kg (7.28 lb) 

Dimensions: approx. 15.71" × 11.73" × 0.93–1.26" 

Audio: 4‑speaker Smart Amp system with Dolby Atmos + AI noise cancellation 

Included (region-dependent): 4‑zone backlit keyboard, webcam, ROG Gladius III mouse, ROG backpack