ASUS ROG Strix G18 G815LP-S9005W laptop Intel Core Ultra 9 275HX 45.7 cm (18") WQXGA 16 GB DDR5-SDRAM 1 TB SSD NVIDIA GeForce RTX 5070 Wi-Fi 7 (802.11be) Windows 11 Home Black, Grey

Manufacturer: Asus | Model: G815LP-S9005W | Product ID: 2642
£2128.10 (inc. VAT)
11 in stock
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Product Technical Specification

Design
Colour nameEclipse Gray
Product typeNotebook
Product colourBlack,Grey
Form factorClamshell
Market positioningGaming
Introduction year2025
Display
Display diagonal18
Display resolution2560 x 1600
TouchscreenNo
HD typeWQXGA
Panel typeIPS-Level
Native aspect ratio16:10
Anti-glare screenYes
Display brightness500
RGB colour spaceDCI-P3
Colour gamut100
Display response rise/fall3
Maximum refresh rate240
Contrast ratio (typical)1000:1
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyDolby Vision
Processor
Processor manufacturerIntel
Processor familyIntel Core Ultra 9
Processor generationIntel Core Ultra (Series 2)
Processor model275HX
Processor cores24
Processor threads24
Processor boost frequency5.4
Performance cores8
Efficient cores16
Performance-core Max Turbo Frequency5.4
Efficient-core Max Turbo Frequency4.6
Performance-core base frequency2.7
Efficient-core base frequency2.1
Processor cache36
Processor base power55
Maximum turbo power160
Neural processor unit (NPU)
Neural processor unit (NPU)Intel AI Boost
Sparsity supportYes
Windows Studio effects supportYes
AI software frameworks supported by NPUDirectML,OpenVINO,Windows ML,ONNX RT,WebNN
Total processor performance up to36
NPU performance up to13
GPU performance up to8
Memory
Internal memory16
Internal memory typeDDR5-SDRAM
Memory clock speed5600
Memory form factorSO-DIMM
Memory layout (slots x size)1 x 16
Memory slots2x SO-DIMM
Maximum internal memory64
Memory channelsDual-channel
Storage
Total storage capacity1000
Storage mediaSSD
Total SSDs capacity1000
Number of SSDs installed1
SSD capacity1000
SSD interfacePCI Express 4.0
NVMeYes
SSD form factorM.2
Optical drive typeNo
Card reader integratedNo
Graphics
Discrete GPU manufacturerNVIDIA
Discrete graphics card modelNVIDIA GeForce RTX 5070
Discrete graphics card memory8
Discrete graphics memory typeGDDR7
On-board graphics cardYes
On-board GPU manufacturerIntel
Discrete graphics cardYes
On-board graphics card familyIntel Graphics
On-board graphics card modelIntel Graphics
NVIDIA G-SYNCYes
Audio
Audio systemSmart Amp
Number of built-in speakers2
Built-in microphoneYes
Camera
Front cameraYes
Front camera resolution1920 x 1080
Front camera HD typeFull HD
Infrared (IR) cameraYes
Network
Top Wi-Fi standardWi-Fi 7 (802.11be)
Wi-Fi standardsWi-Fi 7 (802.11be)
Mobile network connectionNo
Antenna type2x2
Ethernet LANYes
Ethernet LAN data rates10,100,1000,2500
BluetoothYes
Bluetooth version5.4
Ports & interfaces
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
HDMI version2.1
Thunderbolt 4 ports quantity1
Intel® Thunderbolt 4Yes
Intel® Thunderbolt 5Yes
Combo headphone/mic portYes
USB Type-C DisplayPort Alternate ModeYes
Keyboard
Pointing deviceTouchpad
Numeric keypadYes
Keyboard backlitYes
Keyboard backlit colourRGB
Keyboard backlit zonePer-key RGB
Copilot keyYes
Software
Operating system architecture64-bit
Microsoft CopilotYes
Trial software1-month trial for new Microsoft 365 customers. Credit card required, McAfee 30 days
Operating system installedWindows 11 Home
Bundled softwareXbox Game Pass for PC_3 months (*Terms and exclusions apply. Offer only available 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 technologyLithium-Ion (Li-Ion)
Number of battery cells4
Battery capacity90
Power
DC-in jackYes
USB Type-C charging portYes
USB Power Delivery (USB PD)Yes
Security
Face recognitionYes
Windows HelloYes
Trusted Platform Module (TPM)Yes
Password protectionYes
Password protection typeBIOS,User
Weight & dimensions
Width399
Depth298
Height (front)23.5
Height (rear)32
Weight3200
Packaging content
AC adapter includedYes

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Sun 07th Dec 2025 to Wed 10th Dec 2025
Business Express
£6.95
Business Express

Business Express

Estimated delivery date: Sat 06th Dec 2025 to Mon 08th Dec 2025
View all Delivery Options & International Rates
Victory, accelerated.
Dominate Windows 11 Pro gaming with up to Intel® Core™ Ultra 9 processor 275HX and up to NVIDIA® GeForce RTX™ 5080 Laptop GPU with a 175W max TGP.

Power up
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.

To the limit
As a Strix machine, the G18 was designed from the ground up to push the limits of gaming performance. That means that we’ve engineered a thermal solution that gives the system room to breathe, and overclock, to its maximum potential. In Turbo mode, the G18 can reach a maximum system wattage of 230W, but when fully unlocked in Manual mode, 250W of total system power is yours to command.

Dominant force
High-performance gaming machines need high-performance processors, and up to Intel® Core™ Ultra 9 processor 275HX absolutely delivers. With 24 cores and 24 threads, this gaming and multi-tasking beast can draw up to 65W when needed, ensuring that your games always stay buttery smooth.

Next-gen graphics
Stix G18 boasts up to NVIDIA® GeForce RTX™ 5080 Laptop GPU, ensuring that you’ll get incredible framerates and visuals in all the latest games. With NVIDIA® Advanced Optimus that can intelligently switch between battery-saving and high-performance modes when you need it, and 175W max TGP with Dynamic Boost, the Strix G18 is a true next-gen gaming laptop.

NVIDIA® Advanced Optimus
With NVIDIA® Advanced Optimus, the laptop can automatically route frames from the discrete GPU directly to the display using a MUX switch, bypassing the integrated graphics. This pathing improves performance by 5-10% compared to machines without a MUX Switch, making sure you get the absolute best gaming experience—all without needing touch a single button. This automatic switching also preserves your machine's battery life, as it can dynamically transition between the high-power discrete GPU and the lower power integrated GPU. No matter what you’re doing, your machine will switch to the most optimized mode without you having to lift a finger.

Supreme Speed. Superior Visuals.
DLSS 4 massively increases performance and improves image quality for top games using the power of Al.

Game-Winning Responsiveness
NVIDIA Reflex 2 with Frame Warp gives you the ultimate responsiveness, enhancing target acquisition, reaction time, and aim precision.

True-to-Life Graphics
Experience cinematic quality visuals at unprecedented speed with full ray tracing and breakthrough neural rendering technologies.

Your Ultimate Pit Stop
We’ve completely redesigned the 2025 Strix G18 to make upgrades easier than ever. This tool-less design allows for simple access to both the RAM, SSD, and fans, and we’ve also brought our latest Q-latch system here for those SSD slots. Like an experienced pit crew, you can remove and replace your SSD and RAM in seconds, having the machine back up and running without missing a lap. A specially designed frame covers the rest of the mainboard to protect the other components, but can easily be removed with a few screws for users who want to tinker further.

ROG Nebula Display
We’ve completely revamped the cooling solution of the 2025 Strix G18 to ensure that you get the best gaming experience with your machine, every time. We’ve relocated all of the exhaust vents to the rear of the hinge, keeping warm air away from your mousing hand. The sides and bottom of the machine act as an air intake, creating a natural, efficient path for airflow. Air also flows through the keyboard deck, keeping your hands cooler during intense gaming sessions. When pairing an end-to-end vapor chamber with a sandwiched heatsink, Tri-Fan Technology, and Conductonaut Extreme liquid metal on both CPU & GPU, the 2025 Strix G18 achieves a lower noise level in Turbo Mode compared to the previous generation, while still offering the same calculated excellence you expect from a Strix machine.

Refined design
The 2025 Strix lineup has been redesigned from the ground up, built for powerful performance, maximum speed, and calculated movement, with a shape inspired by race cars that personify these same concepts. With rounded edges, a streamlined shape, and reduced seams, the 2025 ROG Strix G18 is sleeker than ever.

The bottom of an ROG Strix laptop with pink and blue lighting surrounding the chassis.The bottom of an ROG Strix laptop with pink and blue lighting surrounding the chassis.

Full-surround Aura
The 2025 ROG Strix G18 features a full-surround RGB lightbar along the bottom of the chassis, giving you a distinct glow on your desk that syncs with your other ROG peripherals.

Seamless design
Now featuring a smoother texture for an extra premium feel, the corners of the 2025 ROG Strix G18 have been chamfered to give it a more elegant and contemporary look. With rounded edges, a streamlined shape, and reduced seams, the 2025 ROG Strix G18 is sleeker than ever.

Press the Attack
The difference between victory and defeat can be separated by a single keystroke, so the Strix G18 has a full-size keyboard designed to secure the win. Overstroke technology offers sublime work and play, reducing key actuation and improving responsiveness. Built with gamers in mind, the keyboard features spaced function keys for intuitive identification and dedicated hotkeys for quick access to essential commands. Large arrow keys allow for more accurate control in the heat of battle. A larger touchpad means easier tracking across all of your applications, while per-key RGB lighting lets you choose from millions of colors on every key for endless customization. You can also create game specific layouts via Armoury Crate, making every game feel unique.

Studio-quality Sound
Dual Dolby Atmos-powered speakers create an authentic sound stage for your games. Hi-Res audio ensures you hear your music in the same quality it was recorded. Two-Way AI Noise Cancelation processes both incoming and outgoing audio to filter any errant background noises, making sure that your calls, chats and streams come through without distraction.

All Day Endurance
We equipped the Strix G18 with a large 90Wh battery, which provides plenty of endurance for video playback and web browsing. If you’re traveling without the included power supply, it also supports USB Type-C power delivery up to 100W, allowing you easily top up a charge while on the go.

All the bandwidth
Connectivity is everything in a high-performance machine, so we’ve spared no expense with the Strix G18’s feature set. With support for the latest Wi-Fi 7 standard, offering download speeds up to 2.4X times faster than Wi-Fi 6, onboard 2.5G ethernet, and dual Thunderbolt™ 5 ports, this machine puts even many desktop battlestations to shame. We’ve also included a FHD camera with Windows Hello support, allowing you to unlock the machine possible with just a smile.

Incredible I/O
Ports allow you to connect your mouse, headset, or even an external monitor, so we gave the Strix G18 an incredibly flexible I/O that can adapt to any situation. On the right side you’ll find two USB-A ports, but the left side offers the bulk of the connections, with an audio jack, dual Thunderbolt™ 5 ports (USB Type-C), a single USB-A, HDMI 2.1, a 2.5G ethernet port, and the power port. If you can imagine your ideal battlestation, the Strix G18 can make it a reality.

Endless Customization
When you want to tweak settings, monitor temperatures, or tinker with your laptop, Armoury Crate is your command center. Real-time monitoring allows you to see what your GPU, CPU and memory are doing. RGB can be adjusted on a game-by-game basis with Aura Sync. Fan and power profiles allow you to change the acoustics, power delivery, and thermal characteristics of the laptop on the fly. And exclusive game deals keep your library topped off at all times.

More than just simple fan curves, Armoury Crate’s performance modes serve to transform your machine from a silent, power sipping web browser to a full gaming battlestation with maximum horsepower. And for those that require even more granular control, Manual mode removes all limiters and lets you make a custom profile that suits your exact needs. For more information on Performance Modes, check out our full guide here.
Design
Colour nameEclipse Gray
Product typeNotebook
Product colourBlack,Grey
Form factorClamshell
Market positioningGaming
Introduction year2025
Display
Display diagonal18
Display resolution2560 x 1600
TouchscreenNo
HD typeWQXGA
Panel typeIPS-Level
Native aspect ratio16:10
Anti-glare screenYes
Display brightness500
RGB colour spaceDCI-P3
Colour gamut100
Display response rise/fall3
Maximum refresh rate240
Contrast ratio (typical)1000:1
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyDolby Vision
Processor
Processor manufacturerIntel
Processor familyIntel Core Ultra 9
Processor generationIntel Core Ultra (Series 2)
Processor model275HX
Processor cores24
Processor threads24
Processor boost frequency5.4
Performance cores8
Efficient cores16
Performance-core Max Turbo Frequency5.4
Efficient-core Max Turbo Frequency4.6
Performance-core base frequency2.7
Efficient-core base frequency2.1
Processor cache36
Processor base power55
Maximum turbo power160
Neural processor unit (NPU)
Neural processor unit (NPU)Intel AI Boost
Sparsity supportYes
Windows Studio effects supportYes
AI software frameworks supported by NPUDirectML,OpenVINO,Windows ML,ONNX RT,WebNN
Total processor performance up to36
NPU performance up to13
GPU performance up to8
Memory
Internal memory16
Internal memory typeDDR5-SDRAM
Memory clock speed5600
Memory form factorSO-DIMM
Memory layout (slots x size)1 x 16
Memory slots2x SO-DIMM
Maximum internal memory64
Memory channelsDual-channel
Storage
Total storage capacity1000
Storage mediaSSD
Total SSDs capacity1000
Number of SSDs installed1
SSD capacity1000
SSD interfacePCI Express 4.0
NVMeYes
SSD form factorM.2
Optical drive typeNo
Card reader integratedNo
Graphics
Discrete GPU manufacturerNVIDIA
Discrete graphics card modelNVIDIA GeForce RTX 5070
Discrete graphics card memory8
Discrete graphics memory typeGDDR7
On-board graphics cardYes
On-board GPU manufacturerIntel
Discrete graphics cardYes
On-board graphics card familyIntel Graphics
On-board graphics card modelIntel Graphics
NVIDIA G-SYNCYes
Audio
Audio systemSmart Amp
Number of built-in speakers2
Built-in microphoneYes
Camera
Front cameraYes
Front camera resolution1920 x 1080
Front camera HD typeFull HD
Infrared (IR) cameraYes
Network
Top Wi-Fi standardWi-Fi 7 (802.11be)
Wi-Fi standardsWi-Fi 7 (802.11be)
Mobile network connectionNo
Antenna type2x2
Ethernet LANYes
Ethernet LAN data rates10,100,1000,2500
BluetoothYes
Bluetooth version5.4
Ports & interfaces
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
HDMI version2.1
Thunderbolt 4 ports quantity1
Intel® Thunderbolt 4Yes
Intel® Thunderbolt 5Yes
Combo headphone/mic portYes
USB Type-C DisplayPort Alternate ModeYes
Keyboard
Pointing deviceTouchpad
Numeric keypadYes
Keyboard backlitYes
Keyboard backlit colourRGB
Keyboard backlit zonePer-key RGB
Copilot keyYes
Software
Operating system architecture64-bit
Microsoft CopilotYes
Trial software1-month trial for new Microsoft 365 customers. Credit card required, McAfee 30 days
Operating system installedWindows 11 Home
Bundled softwareXbox Game Pass for PC_3 months (*Terms and exclusions apply. Offer only available 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 technologyLithium-Ion (Li-Ion)
Number of battery cells4
Battery capacity90
Power
DC-in jackYes
USB Type-C charging portYes
USB Power Delivery (USB PD)Yes
Security
Face recognitionYes
Windows HelloYes
Trusted Platform Module (TPM)Yes
Password protectionYes
Password protection typeBIOS,User
Weight & dimensions
Width399
Depth298
Height (front)23.5
Height (rear)32
Weight3200
Packaging content
AC adapter includedYes

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Buykingston order despatch times:

We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.

These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).

We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.

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Our warehouse reserves the right to upgrade the delivery method you select on your order.

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Contact us for a shipping quote.

*All delivery times are estimated unless stated.

Product Returns Note

Buykingston offers a very flexible and hassle free returns policy. If for whatever reason you are not happy with the item purchased you can return it to us within 12months for a refund (for unused and unopened items) or within 30 days on opened and used items for a refund. This applies to items purchased direct through Buykingston  only.

Our 30 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items opened and used and that are returned in a resellable condition.

Our 365 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items that remain sealed and unused.

Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;

- Headphones
- Earphones
- Custom made and designed products such as flash memory products with custom logo’s on them. E,g USB flash drives and memory cards with your own logo

Returns FAQs

What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on non tracked items.
On unopened items 365 days.

How do i go about returning my order?
Please contact us via our contact page with your order number where we will present you with an RMA number and returns label.

Do i need to contact you before returning my order?
Yes, to obtain an RMA number.

Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365 day returns. Of course for faulty items we realise you may no longer have the packaging.

Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer direct for assistance.

Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.