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Core Black 18 inch gaming laptop with Mini LED display and RGB lighting

MSI

MSI Raider A18 HX A9WIG 18" UHD+ 120Hz Mini LED Ryzen 9 9955HX3D RTX 5080 64GB 2TB gaming

SKU CH-SZTC-MVQXE

An 18" UHD+ 120Hz Mini LED gaming laptop with a 16-core Ryzen 9 9955HX3D, RTX 5080 16GB GDDR7, 64GB DDR5 6400MHz and a 2TB PCIe 5.0 NVMe SSD

  • Screen size18.0 in (45.7 cm)
  • ProcessorAMD Ryzen 9 9000 Series
  • Graphics processorNVIDIA GeForce RTX 5080 Laptop GPU
  • Memory size64 GB
  • Storage drive2 TB M.2 PCIe NVMe SSD
  • Display resolution3840 × 2400

CPU Name AMD Ryzen 9 9955HX3D

Operating System Windows 11 Pro

GPU NVIDIA GeForce RTX 5080 Laptop GPU

Memory 64GB

SSD 2 TB

  • 16-core Ryzen 9 9955HX3D hits 5.4 GHz turbo for heavy workloads
  • 18" UHD+ Mini LED at 120 Hz with 3840 x 2400 resolution
  • RTX 5080 laptop GPU with 16 GB GDDR7 drives modern titles
  • 64 GB DDR5 6400 MHz dual-channel memory handles multitasking
  • 2 TB PCIe 5.0 x4 NVMe SSD delivers fast boot and load times

18-inch Mini LED UHD+ gaming laptop

The MSI Raider A18 HX A9WIG delivers an 18-inch Mini LED panel at 3840 x 2400 resolution with a 120Hz refresh rate. It is built around an AMD Ryzen 9 9955HX3D processor and an NVIDIA GeForce RTX 5080 Laptop GPU with 16 GB GDDR7 video memory. The system targets users who need desktop-class compute and graphics in a portable chassis.

Ryzen 9 9955HX3D with 128 MB L3 cache

The 16-core 9955HX3D runs at a 2.5 GHz base clock and can reach a 5.4 GHz max turbo frequency. Its 128 MB L3 cache is the specification that most directly affects gaming and compute throughput on this platform. The CPU is paired with 64 GB of DDR5 6400 MHz memory in a dual-channel configuration.

Gelid GC Extreme thermal compound applied

HIDevolution replaces the stock thermal interface material with Gelid GC Extreme on both the CPU and GPU. The upgrade lowers peak temperatures and reduces the likelihood of throttling during sustained workloads. A full quality-control pass including BIOS updates, stress testing and physical inspection is also performed before shipment.

How it compares

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

Price $3,951.99
Pricier than about 87% 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 120 Hz
Lower than about 90% of the 2,443 comparable items (median 165 Hz).

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Specifications

Product
Brand nameMSI
Product lineRaider A18 HX
Model nameRaider A18 HX A9WIG-082US
Part numberRAIDERA18HX082
Product colorCore Black
Design styleStandard
Product typeGaming
Recommended useConsumer
Processor
ProcessorAMD Ryzen 9 9955HX3D
Processor modelAMD Ryzen 9 9955HX3D
CPU cores16-core (8P+8E) Processor
Turbo clock speed5.4 GHz
L3 cache size128 MB
Memory
Memory size64 GB
RAM type and speed6400 MHz (Speeds subject to system capability)
Memory configuration2 × 32 GB
Storage
Storage drive2 TB M.2 PCIe NVMe SSD
SSD storage2 TB
Hard driveNo
Storage configuration2 TB M.2 PCIe 5.0 x4 NVMe SSD
Display
Screen size18.0 in (45.7 cm)
Display resolution3840 × 2400
Refresh frequency120 Hz
Panel typeUHD+
Touch inputNo
Display18 in UHD+ 120 Hz
Display formatUHD+
Screen featuresMini LED HDR
Graphics
Graphics processorNVIDIA GeForce RTX 5080 Laptop GPU
Video RAM16 GB
GPU modelNVIDIA® GeForce RTX™ 5080 Laptop GPU
Audio & video
Web cameraIR FHD w/shutter
Connectivity
NetworkingLAN and WLAN
LAN connectionGB LAN (Up to 2.5G)
Wi-FiMTK Wi-Fi 7
Bluetooth supportBT 5.4
Ports & slots
USB ports3x USB 3.2 Gen 2
Thunderbolt ports2x USB 4/DP&PD 3.1 (Thunderbolt 4 Compatible)
HDMI ports1x HDMI™ v2.1
Audio jacks1x Mic-in/Headphone-out Combo Jack
Memory card readerFull size SD UHS-III
Power
Power adapter400 W
Battery pack4 cell (99.9Whr) Li-Ion
Size & build
Overall dimensions15.91 inx 12.09 inx 1.26 in
Product weight7.94 lb (3.6 kg)
Software
Operating systemWindows 11 Pro
More details
Pointing deviceMulti Touch
KeyboardSteelSeries per-Key RGB with Anti-Ghost key (99 Key)

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Questions about this item

How does the 5.4 GHz max turbo frequency behave inside this laptop?

The Ryzen 9 9955HX3D can reach 5.4 GHz on its 16 cores when thermal headroom allows, and the Gelid GC Extreme paste upgrade helps sustain higher clocks longer during heavy loads.

What does the 5.0 x4 NVMe interface mean for the 2 TB SSD in daily use?

The PCIe 5.0 x4 link lets the drive hit its peak sequential throughput, so game loads and large file transfers complete noticeably faster than on a 4.0 drive.

Will the 15.91 by 12.09 inch footprint fit in a standard 18-inch laptop sleeve?

The chassis measures 15.91 by 12.09 inches, so a sleeve sized for 18-inch models will accommodate it with a small margin around the edges.

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