MSI Stealth 18 HX AI A2XW RTX 5080 (2025) vs MSI Stealth A18 AI+ RTX 5090 (2025)
What Stealth 18 HX AI A2XW RTX 5080 (2025) does better (8) and where Stealth A18 AI+ RTX 5090 (2025) wins (6) — every spec side by side.
vs
7.2Graphics9.3
8.0Overall performance6.1
3.6Display2.3
4.6Memory & storage7.1
9.6Battery & portability9.6
5.8Features & cooling6.4
Dimensions
Size comparison
Stealth 18 HX AI A2XW RTX 5080 (2025)Stealth A18 AI+ RTX 5090 (2025)
| Stealth 18 HX AI A2XW RTX 5080 (2025) | Stealth A18 AI+ RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 290 mm | 289.7 mm | +0.3 mm |
| Width | 400 mm | 400 mm | = |
| Thickness | 24 mm | 24 mm | = |
| Weight | 2.9 kg | 2.9 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Stealth 18 HX AI A2XW RTX 5080 (2025) better than Stealth A18 AI+ RTX 5090 (2025)?
- CPU cores24 vs 102.4×
- Resolution class4K (2160p/2400p) vs Full HD (1080p/1200p)
- RAM (base)64 GB vs 32 GB2×
- SSD (base)2,000 GB vs 1,024 GB+95%
- USB-C charging power140 W vs 100 W+40%
- Max. supported RAM128 GB vs 96 GB+33%
- RAM speed6,400 MHz vs 5,600 MHz+14%
- Max CPU clock5.4 GHz vs 5 GHz+8%
Why is Stealth A18 AI+ RTX 5090 (2025) better than Stealth 18 HX AI A2XW RTX 5080 (2025)?
- RAM (up to)64 GB vs 96 GB+50%
- SSD (up to)2,000 GB vs 4,096 GB2×
- GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
- 3DMark Steel Nomad Light26,447 vs 31,095+18%
- Video memory16 GB vs 24 GB+50%
- GPU shader cores7,680 vs 10,496+37%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 42 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 26,447 | 31,095 |
| Processor | ||
| Processor | Core Ultra 9 275HX | Ryzen AI 9 365 |
| CPU maker | Intel | AMD |
| CPU cores | 24 | 10 |
| CPU threads | — | 20 |
| Max CPU clock | 5.4 GHz | 5 GHz |
| Processor options | Core Ultra 7 255HX, Core Ultra 7 265HX, Core Ultra 9 275HX, Core Ultra 9 290HX Plus | Ryzen AI 9 HX 370, Ryzen AI 9 365 |
| Geekbench 6 multi-core | — | 15,307 |
| Geekbench 6 single-core | — | 3,203 |
| Cinebench 2024 multi-core | — | 1,179 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 3840 × 2400 | 1920 × 1200 |
| Resolution class | 4K (2160p/2400p) | Full HD (1080p/1200p) |
| Refresh rate | 144 Hz | 144 Hz |
| Panel type | IPS | IPS |
| Pixel density | 126 ppi | 126 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | No | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | No | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 96 GB |
| RAM (base) | 64 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 6,400 MHz | 5,600 MHz |
| Max. supported RAM | 128 GB | 96 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 2,000 GB | 4,096 GB |
| SSD (base) | 2,000 GB | 1,024 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 100 Wh | 100 Wh |
| Power adapter | 280 W | 280 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 140 W | 100 W |
| Design & cooling | ||
| Weight | 2.89 kg | 2.89 kg |
| Thickness | 24 mm | 24 mm |
| Width | 400 mm | 400 mm |
| Depth | 290 mm | 289.7 mm |
| Body material | Aluminium | Aluminium |
| Colours | Black | Black |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | No | No |
| Fan noise (max. load) | 63 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet | 5 Gbit/s | — |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | Yes | Yes |
| Audio | ||
| Speakers | 6 speakers | 2.4 |
| Dolby Atmos | No | No |
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