Gigabyte Aorus Master 18 RTX 5090 (2025) vs MSI Stealth 18 HX AI A2XW RTX 5080 (2025)
What Aorus Master 18 RTX 5090 (2025) does better (18) and where Stealth 18 HX AI A2XW RTX 5080 (2025) wins (4) — every spec side by side.
vs
9.8Graphics7.2
9.3Overall performance8.0
8.8Display3.6
9.2Memory & storage4.6
6.3Battery & portability9.6
9.5Features & cooling5.8
Dimensions
Size comparison
Aorus Master 18 RTX 5090 (2025)Stealth 18 HX AI A2XW RTX 5080 (2025)
| Aorus Master 18 RTX 5090 (2025) | Stealth 18 HX AI A2XW RTX 5080 (2025) | Difference | |
|---|---|---|---|
| Depth | 287 mm | 290 mm | −3 mm |
| Width | 401 mm | 400 mm | +1 mm |
| Thickness | 30 mm | 24 mm | +6 mm |
| Weight | 3.5 kg | 2.9 kg | +0.6 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Aorus Master 18 RTX 5090 (2025) better than Stealth 18 HX AI A2XW RTX 5080 (2025)?
- RAM (up to)192 GB vs 64 GB3×
- SSD (up to)8,000 GB vs 2,000 GB4×
- Refresh rate240 Hz vs 144 Hz+67%
- Panel typeMini-LED vs IPS
- 3DMark Steel Nomad Light32,908 vs 26,447+24%
- GPU compute (FP32)51.4 TFLOPS vs 42 TFLOPS+22%
- Video memory24 GB vs 16 GB+50%
- GPU shader cores10,496 vs 7,680+37%
- G-Sync / FreeSyncYes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
- Advanced OptimusYes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
- HDRYes · Stealth 18 HX AI A2XW RTX 5080 (2025): No
- SSD (base)4,000 GB vs 2,000 GB2×
Why is Stealth 18 HX AI A2XW RTX 5080 (2025) better than Aorus Master 18 RTX 5090 (2025)?
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- Weight3.5 kg vs 2.89 kg+21%
- Thickness30 mm vs 24 mm+25%
- RAM speed4,800 MHz vs 6,400 MHz+33%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 24 GB | 16 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 10,496 | 7,680 |
| GPU compute (FP32) | 51.4 TFLOPS | 42 TFLOPS |
| 3DMark Steel Nomad Light | 32,908 | 26,447 |
| Processor | ||
| Processor | Core Ultra 9 275HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 24 | — |
| Max CPU clock | 5.4 GHz | 5.4 GHz |
| Processor options | Core Ultra 9 275HX | Core Ultra 7 255HX, Core Ultra 7 265HX, Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 22,441 | — |
| Geekbench 6 single-core | 3,342 | — |
| Cinebench 2024 multi-core | 2,132 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 240 Hz | 144 Hz |
| Panel type | Mini-LED | IPS |
| Brightness | 1,200 nits | — |
| sRGB coverage | 100% | — |
| Response time | 5 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | 126 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | Yes | No |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 192 GB | 64 GB |
| RAM (base) | 64 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 4,800 MHz | 6,400 MHz |
| Max. supported RAM | 128 GB | 128 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 8,000 GB | 2,000 GB |
| SSD (base) | 4,000 GB | 2,000 GB |
| M.2 SSD slots | 3 | 2 |
| SSD interface | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 99 Wh | 100 Wh |
| Power adapter | 400 W | 280 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 140 W |
| Design & cooling | ||
| Weight | 3.5 kg | 2.89 kg |
| Thickness | 30 mm | 24 mm |
| Width | 401 mm | 400 mm |
| Depth | 287 mm | 290 mm |
| Body material | Plastic | Aluminium |
| Colours | Grey | Black |
| Cooling fans | 4 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | No | No |
| Fan noise (max. load) | 53 dB | 63 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 3 | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | Yes | 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 | ||
| Keyboard backlight | Single-colour RGB | — |
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Key travel | 1.7 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | Yes |
| Audio | ||
| Speakers | 2 speakers | 6 speakers |
| Dolby Atmos | Yes | No |
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