MSI
MSI Raider A18 HX A9WIG-082US gaming laptop
An 18-inch gaming laptop with an AMD Ryzen 9 9955HX3D processor, NVIDIA GeForce RTX 5080 graphics, 32GB DDR5 memory and a 2 TB PCIe NVMe Gen5 SSD for 3D rendering, AI workloads and heavy multitasking
- StyleStandard
- TypeGaming
- Usage3D/CAD Rendering / AI/Machine Learning / Art Creative / Gami
- Release Year2025
- ColorCore Black
- Operating SystemWindows 11 Pro
- RTX 5080 laptop GPU with 16 GB video memory powers 4K ray-traced gaming
- AMD Ryzen 9 9955HX3D processor delivers Zen 5 performance with 3D V-Cache for high frame rates
- 18-inch 3840 x 2400 Mini LED display at 120 Hz shows sharp detail in fast motion
- 32 GB DDR5 5600 MHz memory and 2 TB PCIe NVMe Gen5x4 SSD handle heavy multitasking and large project files
- Wi-Fi 7 and two Thunderbolt 4 ports provide low-latency wireless and high-speed wired connectivity
Cosmic-Level Gaming Powerhouse
The MSI Raider A18 HX A9WIG-082US is an 18-inch gaming laptop built for 3D rendering, AI workloads, creative production, heavy multitasking, programming and high-end gaming. It runs Windows 11 Pro on an AMD Ryzen 9 9955HX3D processor with 32GB DDR5 5600MHz memory and a 2 TB PCIe NVMe SSD Gen5x4. An NVIDIA GeForce RTX 5080 Laptop GPU with 16GB video memory drives the 120 Hz Mini LED panel at 3840 x 2400.
Installing Memory and Storage
The chassis measures 15.91" x 12.09" x 1.26" and weighs 7.94 lbs, so internal access requires removing the bottom panel on a large, heavy device. Take care not to strip the small screws or damage the dense cooling assembly when upgrading the DDR5 slots or the Gen5x4 NVMe drive. Reassembly demands precise alignment of the thermal pads to avoid hotspots on the Ryzen 9 9955HX3D and RTX 5080.
Thunderbolt 4 and Wi-Fi 7 Limits
Two Thunderbolt 4 / USB4 ports and one HDMI 2.1 output handle external displays and high-speed peripherals, while MTK Wi-Fi 7 manages wireless traffic. Thunderbolt 4 caps at 40 Gbps, so the Gen5x4 SSD will hit that ceiling on external enclosures. Wi-Fi 7 throughput depends on router support and spectrum congestion; the 260W overboost power profile also requires the supplied adapter, limiting portable use away from mains power.
Highlights
- RTX 5080 laptop GPU with 16 GB video memory powers 4K ray-traced gaming
- AMD Ryzen 9 9955HX3D processor delivers Zen 5 performance with 3D V-Cache for high frame rates
- 18-inch 3840 x 2400 Mini LED display at 120 Hz shows sharp detail in fast motion
- 32 GB DDR5 5600 MHz memory and 2 TB PCIe NVMe Gen5x4 SSD handle heavy multitasking and large project files
- Wi-Fi 7 and two Thunderbolt 4 ports provide low-latency wireless and high-speed wired connectivity
Specifications
| Style | Standard |
|---|---|
| Type | Gaming |
| Usage | 3D/CAD Rendering / AI/Machine Learning / Art Creative / Gaming / Heavy Multitasking / Programming |
| Brand | MSI |
| Series | Raider |
| Model | Raider A18 HX A9WIG-082US |
| Release Year | 2025 |
| Color | Core Black |
| Operating System | Windows 11 Pro |
| CPU | AMD Ryzen 9 9955HX3D |
| Screen | 18" |
| Memory | 32GB DDR5 5600MHz |
| Storage | 2 TB PCIe NVMe SSD Gen5x4 |
| Graphics Card | NVIDIA GeForce RTX 5080 Laptop GPU |
| Video Memory | 16GB |
| Communication | MTK Wi-Fi 7 |
| AI Features | AI Ready |
| Dimensions (W x D x H) | 15.91" x 12.09" x 1.26" |
| Weight | 7.94 lbs. |
| CPU Type | AMD Ryzen 9 9000 Series |
| Processor Name | AMD Ryzen 9 9955HX3D |
| Number of Cores | 16-core Processor |
| CPU L3 Cache | 128 MB |
| Screen Size | 18" |
| Touchscreen | Non-Touch Screen |
| Wide Screen Support | Yes |
| Resolution | 3840 x 2400 |
| Panel | Mini LED |
| Refresh Rate | 120 Hz |
| GPU/VPU | GeForce RTX 5080 Laptop GPU |
| Graphic Type | Dedicated Card |
| SSD | 2TB |
| Storage Spec | 2 TB PCIe NVMe SSD Gen5x4 |
| Memory Speed | DDR5 5600 |
| Memory Spec | 32 GB x 2 |
| Memory Slot (Total) | 4 |
| Memory Slot (Available) | 2 |
| Max Memory Supported | 96 GB |
| Optical Drive Type | No |
| LAN | 2.5 Gbps |
| WLAN | 802.11be Wireless LAN |
| WiFi Generation | Wi-Fi 7 |
| Bluetooth | Bluetooth 5.4 |
| USB | 3 x USB 3.2 Gen 2 Type A |
| Thunderbolt | 2 x Thunderbolt 4 / USB4 |
| HDMI | 1 x HDMI 2.1 |
| Ethernet | 1 x RJ-45 (2.5Gbps) |
| Audio Ports | 1 x Headphone/Microphone Combo Jack |
| Audio | Sound by Dynaudio |
| Speaker | 4 x 2W Speakers 2 x 2W Woofer |
| Virtual Reality Ready | Yes |
| Touchpad | Multi Touch |
| Keyboard | SteelSeries Per-Key RGB w/ Anti-Ghost Key (99 Key) |
| Backlit Keyboard | Backlit |
| Webcam | IR FHD w/ Shutter |
| AC Adapter/Charger | 400-watt AC Adapter |
| Battery | 4 cell (99.9Whr) Li-Ion |
| Shipping weight | 7.05 kg |
| Package size | 546 × 406 × 108 mm |
Questions about this item
Will the 18-inch 3840 x 2400 Mini LED panel at 120 Hz fit on my desk and in a standard laptop bag?
The chassis measures 15.91 x 12.09 x 1.26 inches and weighs 7.94 lbs, so it needs a deep desk surface and an 18-inch-class backpack or sleeve.
Can the two Thunderbolt 4 / USB4 ports drive two external 4K monitors while the HDMI 2.1 port runs a third?
Yes, each Thunderbolt 4 / USB4 port supports a 4K display and the HDMI 2.1 port adds a third, giving three external screens total.
Is the 32 GB of DDR5 5600 MHz memory soldered or can I upgrade it later?
The 32 GB DDR5 5600 MHz configuration uses SO-DIMM slots, so you can expand up to the platform maximum if needed.
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