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AsusTechnical Specification MatrixAI Enhanced AnalysisAnalysis Date: 20 September 2026Evaluated at £4786.65

Asus ROG G835LXG-TQ391W

The Asus ROG G835LXG TQ391W is an uncompromising 18-inch gaming powerhouse driven by an Intel Core Ultra 9 processor, 64GB of RAM, and an NVIDIA GeForce RTX 5090 GPU, built for elite gaming and extreme workloads.

10.0/ 10
Andote Tech Score
Evaluated at £4786.65
Price-Tier Avg: 8.2/10
Rated on 20 September 2026
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Relative Benchmark Scoring (1–10)

vs Price Tier Competitors
RAM Capacity64GB
Hardware Spec Score
9.8/10(Exceptional)
Price-to-Value Efficiency
9.0/10(Exceptional)
Storage Capacity1TB
Hardware Spec Score
9.8/10(Exceptional)
Price-to-Value Efficiency
9.0/10(Exceptional)
CPU Cores24
Hardware Spec Score
10.0/10(Exceptional)
Price-to-Value Efficiency
9.2/10(Exceptional)
Battery Capacity90 Wh
Hardware Spec Score
9.1/10(Exceptional)
Price-to-Value Efficiency
8.4/10(Excellent)
Display Resolution3840MP
Hardware Spec Score
10.0/10(Exceptional)
Price-to-Value Efficiency
9.2/10(Exceptional)
Weight3700g
Hardware Spec Score
4.0/10(Below Average)
Price-to-Value Efficiency
3.7/10(Below Average)
How We Calculate This Score

Our objective rating combines Hardware Spec Quality (measuring real-world component power benchmarked across the entire category on a 1–10 scale) with a Price-to-Value Index (evaluating technical capability relative to selling price). User reviews and merchant sponsorships do not influence this score.

Score Deciding Factors8 Key drivers
✓Tier-1 Brand (Asus)
Premium manufacturer reliability & build qualityTier-1 Standing
•High-End Price Bracket£4786
High-end product priced in the upper bracketPremium Tier
✓High-End RAM Capacity64GB
Top-tier capability in this category9.8/10
✓High-End Storage Capacity1TB
Top-tier capability in this category9.8/10
✓High-End CPU Cores24.0
Top-tier capability in this category10.0/10
✓High-End Battery Capacity90 Wh
Top-tier capability in this category9.1/10
✓High-End Display Resolution3840MP
Top-tier capability in this category10.0/10
✕Heavy / Bulky Weight3.70kg
Significantly below category average benchmark4.0/10
Key Technical Strengths
  • ✓Unmatched processing speeds from a 24-core Intel Core Ultra 9 CPU
  • ✓Flagship NVIDIA RTX 5090 graphics with 24GB GDDR7 memory
  • ✓Stunning 18-inch 240Hz Mini LED display with high HDR brightness
Technical Limitations & Trade-offs
  • ✕Extremely heavy 3.7 kg chassis limits daily mobile portability
  • ✕Massive power draw requires a large power brick and frequent wall tethering during gaming

Official Product Documents & PDF Manuals

2 documents available
Product Data Sheet
product_details
User Manual
user_guide

Complete Technical Specifications

Manufacturer-verified hardware specifications with contextual AI metric explanations.

What this metric means:

A 2TB SSD provides lightning-fast file transfers and ample space for dozens of AAA games or massive media archives without needing immediate external expansion.

NVMeYes
SSD capacity1 TB
SSD interfacePCI Express 4.0
Storage mediaSSD
SSD form factorM.2
Optical drive typeNo
Total SSDs capacity2 TB
Card reader integratedNo
Total storage capacity2 TB
Number of SSDs installed2
What this metric means:

The RTX 5090 paired with an 18-inch 240Hz Mini LED panel delivers breathtaking visual fluidity, extreme contrast, and elite gaming framerates at ultra settings.

HD typeWQUXGA
Panel typeMini LED
TouchscreenNo
Colour gamut100%
Display diagonal45.7 cm (18")
RGB colour spaceDCI-P3
Anti-glare screenYes
Display resolution3840 x 2400 pixels
Native aspect ratio16:10
Maximum refresh rate240 Hz
Contrast ratio (typical)100000:1
Maximum display brightness (HDR)1600 cd/m²
High Dynamic Range (HDR) supportedYes
What this metric means:

A 90 Wh battery and massive 450W power supply reflect desktop-level components that require wall power to sustain peak performance, housed in a substantial 3.7 kg chassis.

DC-in jackYes
AC adapter power450 W
AC adapter frequency50 - 60 Hz
AC adapter input voltage100 - 240 V
USB Type-C charging portYes
AC adapter output current21.45 A
AC adapter output voltage21 V
USB Power Delivery (USB PD)Yes
USB Type-C required charging power (max)100 W
USB Type-C required charging power (min)45 W
What this metric means:

The 24-core processor and 64GB of DDR5 RAM provide maximum headroom for professional rendering, intense gaming, and multi-threaded applications, ensuring future-proof responsiveness.

Memory slots2x SO-DIMM
Internal memory64 GB
Memory channelsDual-channel
Memory clock speed5600 MHz
Memory form factorSO-DIMM
Internal memory typeDDR5-SDRAM
Maximum internal memory128 GB
Memory layout (slots x size)2 x 32 GB
What this metric means:

The RTX 5090 paired with an 18-inch 240Hz Mini LED panel delivers breathtaking visual fluidity, extreme contrast, and elite gaming framerates at ultra settings.

NVIDIA G-SYNCYes
Discrete graphics cardYes
On-board graphics cardYes
Total Graphics Power (TGP)175 W
Discrete GPU manufacturerNVIDIA
On-board GPU manufacturerIntel
Discrete graphics card modelNVIDIA GeForce RTX 5090
On-board graphics card modelIntel® Graphics
Discrete graphics card memory24 GB
Discrete graphics memory typeGDDR7
On-board graphics card familyIntel® Graphics
What this metric means:

The 24-core processor and 64GB of DDR5 RAM provide maximum headroom for professional rendering, intense gaming, and multi-threaded applications, ensuring future-proof responsiveness.

Efficient cores16
Processor cache36 MB
Processor cores24
Processor model290HX Plus
Processor familyIntel Core Ultra 9
Processor socketBGA 2114
Performance cores8
Processor threads24
Maximum turbo power160 W
Processor base power55 W
Processor cache typeSmart Cache
Processor generationIntel Core Ultra (Series 2)
Processor manufacturerIntel
Low Power Efficient-cores0
Processor boost frequency5.5 GHz
Efficient-core base frequency1.8 GHz
Performance-core base frequency2.7 GHz
Efficient-core Max Turbo Frequency4.7 GHz
Performance-core Max Turbo Frequency5.5 GHz