MSI Stealth 18 HX AI A2XW RTX 5080 (2025) vs MSI Vector 18 HX AI A2XW RTX 5090 (2025)
What Stealth 18 HX AI A2XW RTX 5080 (2025) does better (5) and where Vector 18 HX AI A2XW RTX 5090 (2025) wins (5) — every spec side by side.
vs
3.6Display6.4
4.6Memory & storage8.9
9.6Battery & portability3.5
5.8Features & cooling9.2
Dimensions
Size comparison
Stealth 18 HX AI A2XW RTX 5080 (2025)Vector 18 HX AI A2XW RTX 5090 (2025)
| Stealth 18 HX AI A2XW RTX 5080 (2025) | Vector 18 HX AI A2XW RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 290 mm | 308 mm | −18 mm |
| Width | 400 mm | 404 mm | −4 mm |
| Thickness | 24 mm | 32 mm | −8 mm |
| Weight | 2.9 kg | 3.6 kg | −0.7 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 Vector 18 HX AI A2XW RTX 5090 (2025)?
- Resolution class4K (2160p/2400p) vs QHD (1440p/1600p)
- Weight2.89 kg vs 3.6 kg+25%
- Thickness24 mm vs 32 mm+33%
- RAM (base)64 GB vs 32 GB2×
- SSD (base)2,000 GB vs 1,000 GB2×
Why is Vector 18 HX AI A2XW RTX 5090 (2025) better than Stealth 18 HX AI A2XW RTX 5080 (2025)?
- RAM (up to)64 GB vs 128 GB2×
- SSD (up to)2,000 GB vs 8,000 GB4×
- Refresh rate144 Hz vs 240 Hz+67%
- 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 | — |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 42 TFLOPS | — |
| 3DMark Steel Nomad Light | 26,447 | — |
| Processor | ||
| Processor | Core Ultra 9 275HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| Max CPU clock | 5.4 GHz | 5.4 GHz |
| Processor options | Core Ultra 7 255HX, Core Ultra 7 265HX, Core Ultra 9 275HX, Core Ultra 9 290HX Plus | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 3840 × 2400 | 2560 × 1600 |
| Resolution class | 4K (2160p/2400p) | QHD (1440p/1600p) |
| Refresh rate | 144 Hz | 240 Hz |
| Panel type | IPS | IPS |
| Pixel density | 126 ppi | — |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | No | — |
| Advanced Optimus | No | — |
| MUX switch | Yes | — |
| HDR | No | — |
| Touchscreen | No | — |
| Memory & storage | ||
| RAM (up to) | 64 GB | 128 GB |
| RAM (base) | 64 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 6,400 MHz | — |
| Max. supported RAM | 128 GB | — |
| RAM slots | 2 | — |
| Upgradable RAM | Yes | — |
| SSD (up to) | 2,000 GB | 8,000 GB |
| SSD (base) | 2,000 GB | 1,000 GB |
| M.2 SSD slots | 2 | — |
| SSD interface | PCIe 4.0 x4 | — |
| Battery & power | ||
| Battery capacity | 100 Wh | 99 Wh |
| Power adapter | 280 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 140 W | — |
| Design & cooling | ||
| Weight | 2.89 kg | 3.6 kg |
| Thickness | 24 mm | 32 mm |
| Width | 400 mm | 404 mm |
| Depth | 290 mm | 308 mm |
| Body material | Aluminium | — |
| Colours | Black | Black |
| Cooling fans | 2 | — |
| Vapor chamber cooling | Yes | — |
| Liquid metal (CPU) | No | — |
| Fan noise (max. load) | 63 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | — |
| USB-A ports | 2 | — |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | — |
| Ethernet | 5 Gbit/s | 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 | — |
| Numeric keypad | Yes | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | — |
| Fingerprint reader | Yes | — |
| Audio | ||
| Speakers | 6 speakers | 2 speakers |
| Dolby Atmos | No | — |
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