ASUS ROG Strix SCAR 18 G835LXG-TQ391W Intel Core Ultra 9 290HX Plus Laptop 45.7 cm (18") WQUXGA 64 GB DDR5-SDRAM 2 TB SSD NVIDIA GeForce RTX 5090 Wi-Fi 7 (802.11be) Windows 11 Home Black
£5,451.99
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- Intel® Core™ Ultra 9 processor 290HX
- NVIDIA® GeForce® RTX 5090 Laptop GPU and a MUX Switch with NVIDIA Advanced Optimus
- An end-to-end vapor chamber paired with a sandwiched heatsink, Tri-Fan Technology, and Conductonaut Extreme liquid metal on CPU and GPU
- 18-inch 4K Nebula HDR Display with Mini LED, over 2K dimming zones, 16:10 aspect ratio, 240Hz/3ms, 100% DCI-P3, and ACR technology
- 64GB DDR5 5600 RAM and 2TB PCIe Gen4 SSD in Raid 0, both easily upgradable thanks to a tool-less access design
- Brand new chassis design with AniMe Vision array on the lid and full-surround Aura RGB light bar across the main chassis
Victory, accelerated.
The Strix SCAR 18 features Intel® Core™ Ultra 9 processor 290HX CPU, paired with NVIDIA® GeForce RTX™ 5090 Laptop GPU, ensuring flawless AAA gaming experiences while making resource-intensive tasks like programming and rendering effortless and seamless.
| Design | |
|---|---|
| Product type | Laptop |
| Product colour | Black |
| Colour name | Off Black |
| Form factor | Clamshell |
| Display back cover material | Plastic |
| Housing material | Aluminium, Plastic |
| Market positioning | Gaming |
| Introduction year | 2026 |
| Certified refurbished | No |
| Display | |
|---|---|
| Display diagonal | 45.7 cm (18") |
| Display resolution | 3840 x 2400 pixels |
| Touchscreen | No |
| HD type | WQUXGA |
| Panel type | Mini LED |
| Native aspect ratio | 16:10 |
| Anti-glare screen | Yes |
| Maximum display brightness (HDR) | 1600 cd/m² |
| Colour gamut | 100% |
| RGB colour space | DCI-P3 |
| Maximum refresh rate | 240 Hz |
| Contrast ratio (typical) | 100000:1 |
| High Dynamic Range (HDR) supported | Yes |
| Processor | |
|---|---|
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 9 |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor model | 290HX Plus |
| Processor cores | 24 |
| Processor threads | 24 |
| Processor boost frequency | 5.5 GHz |
| Performance cores | 8 |
| Efficient cores | 16 |
| Performance-core Max Turbo Frequency | 5.5 GHz |
| Efficient-core Max Turbo Frequency | 4.7 GHz |
| Performance-core base frequency | 2.7 GHz |
| Efficient-core base frequency | 1.8 GHz |
| Processor cache | 36 MB |
| Processor cache type | Smart Cache |
| Processor socket | BGA 2114 |
| Maximum turbo power | 160 W |
| Processor base power | 55 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 | 64 GB |
| Internal memory type | DDR5-SDRAM |
| Memory form factor | SO-DIMM |
| Memory clock speed | 5600 MHz |
| Memory layout (slots x size) | 2 x 32 GB |
| Memory slots | 2x SO-DIMM |
| Maximum internal memory | 128 GB |
| Memory channels | Dual-channel |
| Storage | |
|---|---|
| Total storage capacity | 2 TB |
| Storage media | SSD |
| Total SSDs capacity | 2 TB |
| Number of SSDs installed | 2 |
| SSD capacity | 1 TB |
| NVMe | Yes |
| SSD interface | PCI Express 4.0 |
| SSD form factor | M.2 |
| Optical drive type | No |
| Card reader integrated | No |
| Graphics | |
|---|---|
| On-board graphics card | Yes |
| Discrete graphics card | Yes |
| Discrete GPU manufacturer | NVIDIA |
| Discrete graphics card model | NVIDIA GeForce RTX 5090 |
| Discrete graphics card memory | 24 GB |
| Discrete graphics memory type | GDDR7 |
| On-board GPU manufacturer | Intel |
| 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 | Smart Amp |
| Number of built-in speakers | 4 |
| 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 | |
|---|---|
| Mobile network connection | No |
| Wi-Fi | Yes |
| 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 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| Performance | |
|---|---|
| Motherboard chipset | Intel HM870 Express |
| Repairability index | 9.9 |
| Keyboard | |
|---|---|
| Pointing device | Touchpad |
| Keyboard backlit | Yes |
| Numeric keypad | Yes |
| Keyboard backlit zone | Per-key RGB |
| Keyboard backlit colour | RGB |
| Copilot key | Yes |
| Software | |
|---|---|
| Operating system installed | Windows 11 Home |
| Operating system architecture | 64-bit |
| Trial software | 1-month trial for new Microsoft 365 customers. Credit card required, McAfee 30 days |
| Bundled software | Xbox Game Pass Premium_2 months (*Terms and exclusions apply. Offer only available in eligible markets for Xbox Game Pass Premium. Eligible markets are determined at activation. Game catalog varies by region, device, and time.) |
| Microsoft Copilot | Yes |
| Copilot+ PC | No |
| Battery | |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 4 |
| Battery capacity | 90 Wh |
| Fast charging | Yes |
| Fast charging time (50%) | 30 min |
| Power | |
|---|---|
| AC adapter power | 450 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| AC adapter output current | 21.45 A |
| AC adapter output voltage | 21 V |
| DC-in jack | Yes |
| Required charging power (max) | 100 W |
| Required charging power (min) | 45 W |
| 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 | |
|---|---|
| Weight | 3.7 kg |
| Width | 399 mm |
| Depth | 298 mm |
| Height (front) | 2.35 cm |
| Height (rear) | 3.5 cm |
| General | |
|---|---|
| Product series | Strix SCAR 18 |
| Product family | ROG |
| Packaging content | |
|---|---|
| AC adapter included | Yes |
