ASUS ROG Strix G18 (2026) / MSI Vector 16 HX AI A2XWIG-058US

ASUS ROG Strix G18 (2026): G815LW-SA331X · RTX 5080 Laptop, 64 GB / 2 TB

MSI Vector 16 HX AI A2XWIG-058US: A2XWIG-058US · Core Ultra 9 275HX, RTX 5080 Laptop GPU, 32 GB DDR5, 2 TB SSD, 16-inch QHD+ 240 Hz, Windows 11 Pro

SpecificationASUS ROG Strix G18 (2026)MSI Vector 16 HX AI A2XWIG-058US
Release year20262025
Release year2026 ASUS—
ProcessorIntel Core Ultra 9 290HX Plus ASUSIntel Core Ultra 9 275HX; 24 cores (8 P + 16 E), 24 threads, 36 MB L3, up to 5.4 GHz

The chip also includes an Intel AI Boost NPU, a block set aside for running AI tasks at low power.

MSI
CPU cores24 cores / 24 threads ASUS—
CPU frequency2.7 GHz; up to 5.5 GHz ASUS—
CPU cache36 MB ASUS—
NPUIntel AI Boost; up to 13 TOPS ASUS—
GraphicsGeForce RTX 5080 Laptop GPU; distinct from the desktop RTX 5080 ASUSNVIDIA GeForce RTX 5080 Laptop GPU; 16 GB GDDR7; up to 2287 MHz

The RTX 5080 Laptop GPU is not the same product as the desktop RTX 5080 card; its power limit and cooling conditions differ.

MSI
Graphics memory16 GB GDDR7 ASUS—
GPU power limit150 W + conditional 25 W Dynamic Boost; up to 175 W ASUSUp to 175 W with Dynamic Boost; up to 240 W combined CPU + GPU with MSI OverBoost Ultra

MSI notes the figure may vary by scenario. 175 W is the upper limit NVIDIA allows for the RTX 5080 Laptop GPU; the card draws less in lower power modes and on battery.

MSI
GPU clockROG Boost 1550 MHz; 1500 MHz + 50 MHz OC ASUS—
Display18-inch Mini LED; 2560 × 1600, 16:10 ASUS16-inch QHD+ 2560 × 1600 (16:10), 240 Hz, IPS-level panel; 100% DCI-P3 (typical)

MSI describes the panel as "IPS-level", which does not necessarily mean it is an IPS panel. 240 Hz makes motion smoother in fast games, provided the game produces high frame rates.

MSI
Refresh rate240 Hz; G-SYNC ASUS—
Color and surfaceClaimed 100% DCI-P3; anti-glare, low-reflection AGLR ASUS—
GPU switchingMUX switch and NVIDIA Advanced Optimus ASUS—
RAM64 GB: 2 × 32 GB DDR5-5600 SO-DIMM ASUS—
Memory slots2 SO-DIMM slots; both occupied; up to 64 GB ASUS—
Storage2 TB PCIe 4.0 NVMe M.2 SSD ASUS2 TB NVMe PCIe Gen4 SSD; two M.2 slots (one Gen4, one Gen5)

MSI says storage upgrades should go through a service centre. The Gen5 slot can give higher sequential speeds than Gen4 with a compatible SSD.

MSI
SSD slots2 M.2 PCIe slots in total, including used slots ASUS—
USB-A3 × USB 3.2 Gen 2, 10 Gbit/s ASUS—
USB-C2 × Thunderbolt 5; DisplayPort, Power Delivery, G-SYNC ASUS—
Video outputHDMI 2.1 FRL ASUS—
Wired networking2.5 Gbit/s Ethernet ASUS—
Wireless networkingTri-band 2 × 2 Wi-Fi 7; Bluetooth 5.4 ASUS—
Camera1080p IR; Windows Hello ASUS—
AudioTwo speakers, Dolby Atmos; 3.5 mm combo jack ASUS2 × 2 W speakers; Nahimic 3; array microphone MSI
KeyboardPer-key RGB, numeric keypad ASUSSteelSeries 24-zone RGB gaming keyboard, 99 keys, Copilot key MSI
Battery90 Wh; 4-cell lithium-ion ASUS—
Power adapter380 W; 20 V / 19 A ASUS—
Dimensions399 × 298 × 23.5–32 mm ASUS—
Weight3.20 kg ASUS—
Operating systemWindows 11 Pro ASUSWindows 11 Pro MSI
Model code—Vector 16 HX AI A2XWIG-058US (part no. VECTOR16HXA2058); Cosmo Gray

The A2XWIG letters mark the RTX 5080 Laptop GPU configuration; RTX 5070, 5070 Ti and 5090 versions of the same chassis are sold under other codes. Memory, SSD and Wi-Fi card vary by SKU number.

MSI
Memory—32 GB (2 × 16 GB) DDR5; two SO-DIMM slots, up to 96 GB, up to DDR5-6400

The MSI USA table lists the installed modules as DDR5-5600; the 6400 in the spec sheet is the top speed the platform supports. The slots take replaceable modules.

MSI
USB-C / Thunderbolt—2 × Thunderbolt 5 (DisplayPort and Power Delivery 3.1)

The Thunderbolt 5 ports carry data, an external display and charging over one cable with compatible devices. The laptop reaches full performance on its 330 W adapter; USB-C charging runs at lower power.

MSI
Other ports—2 × USB-A 3.2 Gen 2; HDMI 2.1 (8K 60 Hz / 4K 120 Hz); SD Express card reader; 3.5 mm headset jack

The USB 3.2 Gen 2 ports transfer up to 10 Gbit/s. HDMI 2.1 can drive a 4K TV or monitor at 120 Hz.

MSI
Wired network—2.5 Gigabit Ethernet (RJ45) MSI
Wireless—Intel Killer Wi-Fi 7 BE1750; Bluetooth 5.4

Some SKUs in the same family use Wi-Fi 6E AX211 and Bluetooth 5.3; this configuration ships with the Wi-Fi 7 card.

MSI
Webcam—IR FHD (1080p 30 fps); HDR, 3DNR+; physical shutter

The infrared camera enables Windows Hello face sign-in.

MSI
Battery and adapter—4-cell 90 Wh lithium-ion; 330 W adapter MSI
Dimensions and weight—357 × 284 × 22.2–28.5 mm (14.06 × 11.18 × 0.87–1.12 in); 2.7 kg (5.95 lb) with battery MSI
Warranty—1-year limited warranty (including 1 year global)

Warranty terms vary by country of sale.

MSI