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Eclipse Gray 18-inch gaming laptop, slim tapered profile, matte finish, ROG branding on lid

ASUS

ASUS ROG Strix G18 G814PH-ES94-HID21 gaming laptop

SKU CH-R18Q-35996

An 18-inch WUXGA 144Hz IPS-level gaming laptop with Ryzen 9 8940HX 16-core processor, RTX 5050 8GB GDDR7 graphics, 128GB DDR5 5600MHz memory and 1TB PCIe 4.0 NVMe SSD

  • Screen size18.0 in (45.7 cm)
  • ProcessorAMD Ryzen 9 8000 Series
  • Graphics processorGeForce RTX 5050 Laptop GPU
  • Memory size128 GB
  • Storage drive1 TB M.2 PCIe 4.0 x4 NVMe SSD
  • Display resolution1920 × 1200
  • 16-core Ryzen 9 8940HX hits 5.2 GHz for heavy multitasking
  • RTX 5050 with 8 GB GDDR7 drives modern gaming graphics
  • 128 GB DDR5 5600 MHz runs memory-hungry apps smoothly
  • 1 TB PCIe 4.0 NVMe SSD loads games and boots fast
  • 18-inch 1920 x 1200 144 Hz IPS panel gives fluid visuals

18" WUXGA 144Hz gaming laptop

The ASUS ROG Strix G18 G814PH-ES94-HID21 is an 18-inch Windows 11 Home gaming laptop built for users who want a large, high-refresh display and strong multi-core performance. It pairs a 16-core AMD Ryzen 9 8940HX processor with an NVIDIA GeForce RTX 5050 graphics card and 128 GB of DDR5 memory.

Suited for content creators and multitaskers

This configuration suits content creators, streamers and heavy multitaskers who benefit from 128 GB of system memory and a 16-core CPU for rendering, compilation or running multiple virtual machines. Buyers who only play esports titles at 1080p or who need a lighter chassis for daily travel should consider a smaller, lower-spec alternative.

128 GB DDR5 5600MHz memory capacity

The single specification that decides fit is the 128 GB DDR5 5600MHz dual-channel memory kit. This capacity lets the system hold large datasets, heavy creative projects and many simultaneous applications without paging to the 1 TB PCIe 4.0 x4 NVMe SSD. If your workload never exceeds 32 GB or 64 GB, the extra memory adds cost without benefit.

How it compares

Measured against everything we stock in Gaming Laptop Computers, at today’s prices. Recalculated every night.

Price $3,324.99
Pricier than about 83% of the 5,382 comparable items (median $1,978.99).
Screen size 18.0 in (45.7 cm)
Higher than about 90% of the 5,361 comparable items (median 16 in).
Refresh frequency 144 Hz
Lower than about 70% of the 2,443 comparable items (median 165 Hz).

New to this? Buying a laptop with crypto, start to finish — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameASUS
Product lineROG Strix G18
Model nameG814PH-ES94
Part numberG814PH-ES94-HID21
Product colorEclipse Gray
Design styleThin and Light
Product typeGaming & Entertainment
Recommended useConsumer
Processor
ProcessorAMD Ryzen™ 9 8940HX
Processor modelAMD Ryzen 9 8940HX
CPU cores16-core (8P+8E) Processor
Turbo clock speed5.2 GHz
L3 cache size64 MB
Memory
Memory size128 GB
RAM type and speedDDR5 5600 MHz
Memory configuration2 × 64 GB
Total memory slots2
Free memory slots0
Maximum supported memory128 GB
Storage
Storage drive1 TB M.2 PCIe 4.0 x4 NVMe SSD
SSD storage1 TB
Hard driveNo
Storage configuration1 TB M.2 PCIe 4.0 x4 NVMe SSD
Display
Screen size18.0 in (45.7 cm)
Display resolution1920 × 1200
Refresh frequency144 Hz
Touch inputNon-Touch Screen
Display18 in WUXGA
Display formatWUXGA
Color gamut coverage100% DCI-P3
Screen featuresFHD+ 144 Hz IPS-Level
Graphics
Graphics processorGeForce RTX 5050 Laptop GPU
Video RAM8 GB
GPU modelNVIDIA® GeForce® RTX™ 5050
Graphics typeDedicated Card
Audio & video
SoundAI noise-canceling technology, Dolby Atmos, Hi-Res certification (for headphone), Smart Amp Technology
Speakers2-speaker system with Smart Amplifier Technology
Web camera1080P FHD IR Camera
Connectivity
Wi-Fi standardWi-Fi 6E
Wi-FiWi-Fi 6E(802.11ax) (Triple band) 2 × 2
Bluetooth supportBluetooth® 5.3
Ports & slots
USB ports1x Type-C USB 4 with support for DisplayPort™ / power delivery / G-SYNC (data speed up to 40 Gbit/s), 1x Type-C USB 4 with support for DisplayPort™ / G-SYNC (data speed up to 40 Gbit/s), 2x USB 3.2 Gen 2 Type-A (data speed up to 10 Gbit/s)
HDMI ports1x HDMI 2.1 FRL
Audio jacks3.5 mm Combo Audio Jack
Memory card readerNone
Power
Power adapterø6.0, 280 W AC Adapter, Output: 20 V DC, 14A, 280 W, Input: 100 to 240C AC 50/60 Hz universal
Battery pack90WHrs, 4S1P, 4-cell Li-ion
Size & build
Overall dimensions15.71 in × 11.57 in × 0.91 in ~ 1.21 in
Product weight6.61 lb (3 kg)
Software
Operating systemWindows 11 Home
More details
Pointing deviceYes
KeyboardBacklit Chiclet Keyboard Per-Key RGB
Keyboard backlightBacklit

Questions about this item

How does the 16-core Ryzen 9 8940HX behave when its temperature limit is reached during long sessions?

The processor reduces its clock speed to stay within safe thermal limits, and the upgraded liquid-metal compound on the CPU die plus Gelid GC Extreme on the GPU help delay that point.

What noise and heat levels should I expect from the cooling system after hours of gaming?

Dual fans exhaust heat through rear and side vents; the high-conductivity interface materials keep core temperatures lower, so fan speeds remain moderate rather than ramping to maximum.

Does the 128 GB of DDR5 5600 memory require any extra hardware or configuration to run at rated speed?

The kit is installed as two 64 GB modules in dual-channel mode and validated by the builder; no additional parts or manual tuning are needed.

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