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Cosmo Gray 18 inch gaming laptop with RGB keyboard

MSI

MSI Crosshair 18 HX AI gaming laptop 18" QHD+ 240Hz Ultra 9 275HX 64GB DDR5 2TB RTX 5070

SKU CH-H2CW-AC7HR

An 18-inch QHD+ 240Hz gaming laptop with an Intel 24-core Ultra 9 275HX processor, 64GB DDR5 memory, 2TB SSD and GeForce RTX 5070 graphics

  • ColorCosmo Gray
  • CPU TypeIntel Core Ultra 9 (Series 2)
  • Processor Name2.70GHz
  • Screen Size18.0"
  • Resolution2560 x 1600
  • Operating SystemWindows 11 Home

Option 64GB RAM 2TB SSD

  • 18" QHD+ 240Hz IPS display with 100% DCI-P3 colour for vivid gaming visuals
  • 24-core Intel Ultra 9 275HX up to 5.4 GHz boost for high multi-thread speed
  • 64GB DDR5 memory and 2TB SSD for fast load times and multitasking
  • NVIDIA GeForce RTX 5070 8GB GDDR7 graphics for modern GPU performance
  • Thunderbolt 4 plus HDMI 2.1 and RJ45 for versatile connectivity

Crosshair 18 HX AI gaming laptop

The MSI Crosshair 18 HX AI is an 18-inch gaming laptop built around an Intel Core Ultra 9 275HX processor with 24 cores and a maximum boost clock of 5.4 GHz. It pairs 64 GB of DDR5 memory with a 2 TB SSD and a dedicated GeForce RTX 5070 GPU featuring 8 GB of GDDR7 video memory. The 2560 x 1600 IPS panel runs at 240 Hz and covers 100 % DCI-P3, while Windows 11 Home comes pre-installed.

Who this suits and who should look elsewhere

Creative professionals and competitive players who need a large high-refresh display, Thunderbolt 4 connectivity and 64 GB of memory in a single chassis will find the specification a direct match. Buyers who prioritise maximum battery life away from the mains, or who need a lighter device for daily commuting, should consider thinner ultraportables instead.

The specification that decides fit

The 18-inch 240 Hz QHD+ panel combined with the RTX 5070 8 GB GDDR7 GPU is the single spec that determines whether this machine fits the workflow; if the target workload needs that screen size, refresh rate and graphics tier together, the rest of the configuration supports it.

Highlights

  • 18" QHD+ 240Hz IPS display with 100% DCI-P3 colour for vivid gaming visuals
  • 24-core Intel Ultra 9 275HX up to 5.4 GHz boost for high multi-thread speed
  • 64GB DDR5 memory and 2TB SSD for fast load times and multitasking
  • NVIDIA GeForce RTX 5070 8GB GDDR7 graphics for modern GPU performance
  • Thunderbolt 4 plus HDMI 2.1 and RJ45 for versatile connectivity

Specifications

BrandMSI
ModelMSI Crosshair 18 HX AI
ColorCosmo Gray
CPU TypeIntel Core Ultra 9 (Series 2)
Processor Name2.70GHz
Screen Size18.0"
Resolution2560 x 1600
Operating SystemWindows 11 Home
GPU/VPUGeForce RTX 5070 Laptop GPU
Graphic TypeDedicated Card
SSD2 TB
HDDNo
Memory64GB
TypeGaming

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How loud or hot does the Intel Ultra 9 275HX get during all-day use?

The 24-core Ultra 9 275HX runs at a 2.7GHz base clock and can boost to 5.4GHz with 36MB Smart Cache, so sustained loads will push the cooling system.

What cables or peripherals must I already own to use the Thunderbolt 4 and HDMI 2.1 ports?

You need a Thunderbolt 4 certified cable for full 40Gbps speed and an HDMI 2.1 cable to drive the external display at the panel's 240Hz refresh rate.

Will my older USB-A 3.0 drives and monitors work with the three USB-A 3.2 ports and HDMI 2.1 output?

Yes, the three USB-A 3.2 ports are backward compatible with USB-A 3.0 devices, and the HDMI 2.1 port will negotiate the best common mode with older monitors.

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