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Black 18 inch gaming laptop with Mini LED 4K display and RGB keyboard

Acer America

Acer Predator Helios 18 AI gaming laptop 18" 120Hz Mini LED 4K Ultra 9 275HX RTX 5090 64GB 4TB

SKU CH-JQHQ-N38XA

An 18-inch Mini LED 4K 120 Hz display drives this gaming laptop with an Intel Core Ultra 9 275HX, RTX 5090 24 GB GDDR7, 64 GB DDR5 and a 4 TB PCIe SSD

  • ColorBlack
  • CPU TypeIntel Core Ultra 9
  • Turbo Frequency5.4GHz
  • CPU L3 Cache36MB Cache
  • Screen Size18.0"
  • TouchscreenNo
  • 18-inch Mini LED 4K display at 120 Hz for sharp motion
  • Intel Core Ultra 9 275HX with 24 cores up to 5.4 GHz for heavy compute
  • NVIDIA GeForce RTX 5090 24 GB GDDR7 for high-frame-rate gaming
  • 64 GB DDR5 memory and 4 TB PCIe NVMe SSD for large workloads
  • Thunderbolt 4, HDMI and SD reader plus Wi-Fi 802.11be and Bluetooth 5.4 for connectivity

Target audience

The Acer Predator Helios 18 AI is an 18-inch gaming laptop built for users who need desktop-class compute and graphics in a single chassis. Its Intel Core Ultra 9 275HX processor reaches 5.4 GHz across 24 cores, while the GeForce RTX 5090 brings 24 GB of GDDR7 memory. The 64 GB DDR5 SO-DIMM and 4 TB PCIe NVMe SSD remove memory and storage bottlenecks for heavy workloads.

Upgrade threshold

This configuration replaces a mid-range laptop or an older desktop when projects demand 4K Mini LED output at 120 Hz and sustained GPU throughput for rendering or simulation. The jump is worth it when 36 MB of L3 cache, Thunderbolt 4 expansion and 802.11be wireless become daily requirements rather than occasional luxuries. The 99 Wh battery and 400 W power supply support mobile sessions between wall power.

Installation notes

The system ships with Windows 11 Pro pre-installed and the upgraded components validated by the integrator, so first boot is a standard OOBE flow. Thunderbolt 4 ports handle external GPUs or storage without driver hunting. The only common friction point is the 7.6 lb mass and 1.25 in height, which dictate bag choice and desk space rather than any software setup.

Highlights

  • 18-inch Mini LED 4K display at 120 Hz for sharp motion
  • Intel Core Ultra 9 275HX with 24 cores up to 5.4 GHz for heavy compute
  • NVIDIA GeForce RTX 5090 24 GB GDDR7 for high-frame-rate gaming
  • 64 GB DDR5 memory and 4 TB PCIe NVMe SSD for large workloads
  • Thunderbolt 4, HDMI and SD reader plus Wi-Fi 802.11be and Bluetooth 5.4 for connectivity

Specifications

BrandAcer
SeriesPredator Helios
ColorBlack
CPU TypeIntel Core Ultra 9
Turbo Frequency5.4GHz
CPU L3 Cache36MB Cache
Screen Size18.0"
TouchscreenNo
Resolution3840x2400
Refresh Rate120 Hz
Operating SystemWindows 11 Pro
GPU/VPUGeForce RTX 5090
Graphic TypeDedicated Card
SSD4 TB
HDDNo
Storage Spec4TB PCIe SSD
Memory64GB
Memory SpeedDDR5
Memory TypeSO-DIMM
Optical Drive TypeNo Optical Drive
WLAN802.11be
BluetoothBluetooth 5.4
HDMI1 x HDMI
Audio Ports1 x Headphone/Microphone Combo Jack
Virtual Reality ReadyYes
KeyboardStandard
Backlit KeyboardBacklit
WebcamYes
Card ReaderYes
StyleStandard
TypeGaming

Questions about this item

What are the exact dimensions and weight of the Helios 18 so I can check my backpack or desk space?

The laptop measures 16.7 inches wide, 12.15 inches deep and 1.25 inches thick, weighing 7.6 lb.

How do I access the memory slots and what is the correct orientation for the DDR5 SO-DIMM modules?

Remove the bottom panel screws, lift the cover, align the module notch with the slot key, insert at an angle and press down until the side clips engage.

Which user-replaceable parts will need attention over time and what are their specifications?

The 99 WHr 4-cell battery and the DDR5 SO-DIMM memory are replaceable; the 4TB PCIe NVMe SSD occupies an M.2 slot for future storage upgrades.

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