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Gray 18-inch gaming laptop with QHD+ IPS display and RGB keyboard

MSI

MSI Crosshair 18 HX AI Intel Core Ultra 9 275HX RTX 5070 32GB DDR5 1TB NVMe 18 QHD+ 240Hz

SKU CH-X6EW-PMX4Q

An 18 inch QHD+ 240Hz IPS gaming laptop with an Intel Core Ultra 9 275HX 24-core processor, GeForce RTX 5070 8GB GDDR7 graphics, 32GB DDR5 5600 memory and a 1TB NVMe SSD

  • Screen size18.0 in (45.7 cm)
  • ProcessorIntel Core Ultra 9 (Series 2)
  • Graphics processorGeForce RTX 5070 Laptop GPU
  • Memory size32 GB
  • SSD storage1 TB
  • Display resolution2560 × 1600

Model 32GB · 1TB · Pro

  • 24-core Intel Core Ultra 9 275HX reaches 5.4 GHz for heavy workloads
  • RTX 5070 with 8GB GDDR7 drives high-frame-rate gaming
  • 18-inch QHD+ IPS panel covers 100% DCI-P3 at 240 Hz
  • 32GB DDR5 5600 and 1TB NVMe PCIe Gen 4x4 load games fast
  • Wi-Fi 6E AX211 and Bluetooth 5.3 keep wireless links stable

18 QHD+ 240Hz 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 an NVIDIA GeForce RTX 5070 GPU with 8GB GDDR7 memory. It ships with 32GB of DDR5 5600 memory and a 1TB PCIe NVMe SSD. The 18.0 IPS panel delivers a 2560 x 1600 resolution at 240 Hz and covers 100% DCI-P3. Windows 11 Pro is pre-installed.

Who This Suits

This machine suits users who want a large high-refresh display and a 24-core processor for gaming and heavy multitasking. The 32GB DDR5 configuration and Thunderbolt 4 port support external GPU docks and fast peripherals. Buyers needing a smaller chassis, longer battery life, or a lower price point should look at other models. The 90Whr battery and 240W adapter define the power envelope.

Deciding Specification

The single specification that decides fit is the 18.0 QHD+ 240Hz IPS panel with 100% DCI-P3 coverage. This screen size and refresh rate combination dictates the laptop's physical footprint, weight of 6.83 lbs, and the cooling capacity required for the Core Ultra 9 275HX and RTX 5070. If the 18-inch form factor is too large for your workflow, this is not the right part.

How it compares

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

Price $1,398.99
Cheaper than about 79% 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 240 Hz
Higher than about 70% of the 2,443 comparable items (median 165 Hz).

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Specifications

Product
Brand nameMSI
Product colorGray
Design styleUltrabook
Product typeGaming
Recommended useConsumer
Processor
ProcessorIntel Core Ultra 9 (Series 2)
Processor modelIntel Core Ultra 9 275HX
CPU cores24-core (8P+16E) Processor
Memory
Memory size32 GB
RAM type and speedDDR5 5600
Storage
SSD storage1 TB
Hard driveNo
Display
Screen size18.0 in (45.7 cm)
Display resolution2560 × 1600
Refresh frequency240 Hz
Panel typeIPS
Touch inputNon-Touch Screen
Display formatQHD+
Graphics
Graphics processorGeForce RTX 5070 Laptop GPU
Video RAM8 GB
Graphics typeDedicated Card
VR readyYes
Audio & video
Sound1x Headphone/Microphone combo jack (3.5 mm)
Speakers2 × 2 W Speaker, 2 × 2 W Woofer
Web camera720p HD
Connectivity
Wi-Fi standardWi-Fi 6E
LAN connection10/100/1000 Mbit/s
Bluetooth support5.3
Wired network1 x RJ-45
Ports & slots
USB ports1 x USB 3.2 Gen 1 Type-C
Video outputs1 x HDMI
HDMI ports1 x HDMI 2.1
Additional ports1x Ethernet (RJ-45)
Audio jacks1 x Headphone/Microphone Combo Jack
Power
Power adapter240-watt AC Adapter
Battery pack4-cell Lithium Ion
Size & build
Product weight6–6.9 lb (2.72–3.13 kg)
Software
Operating systemWindows 11 Pro
More details
KeyboardFull size with Keyboard light
Keyboard backlightBacklit

Other versions of this model

5 more in the same range

Questions about this item

Will the 32 GB DDR5 5600 memory need to be upgraded later?

The laptop ships with 32 GB of DDR5 5600 memory; the platform supports up to 64 GB, so you can add another module if workloads demand more capacity.

What thermal limit appears first when the Core Ultra 9 275HX and RTX 5070 run at full load for hours?

Sustained loads push the 24-core processor toward its 5.4 GHz turbo ceiling and the 8 GB GDDR7 GPU toward its power budget, so the cooling system’s ability to move heat becomes the first bottleneck.

How loud do the fans get and how hot does the chassis feel during an all-day gaming session?

Under continuous load the dual-fan cooler spins up audibly, the keyboard deck and bottom panel grow warm, and the 240 W adapter draws significant power to keep the 240 Hz panel and components fed.

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