Asus ROG Zephyrus G16 GU605 RTX 4080 (2024) vs MSI Stealth A16 AI+ A3 RTX 5080 (2025)
What ROG Zephyrus G16 GU605 RTX 4080 (2024) does better (12) and where Stealth A16 AI+ A3 RTX 5080 (2025) wins (10) — every spec side by side.
vs
8.9Graphics9.0
8.4Overall performance8.6
7.2Display8.2
6.9Memory & storage5.0
9.3Battery & portability4.8
9.4Features & cooling6.9
Dimensions
Size comparison
ROG Zephyrus G16 GU605 RTX 4080 (2024)Stealth A16 AI+ A3 RTX 5080 (2025)
| ROG Zephyrus G16 GU605 RTX 4080 (2024) | Stealth A16 AI+ A3 RTX 5080 (2025) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 260 mm | −14 mm |
| Width | 354 mm | 356 mm | −2 mm |
| Thickness | 17.2 mm | 20 mm | −2.8 mm |
| Weight | 1.8 kg | 2.1 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G16 GU605 RTX 4080 (2024) better than Stealth A16 AI+ A3 RTX 5080 (2025)?
- SSD (up to)4,096 GB vs 2,000 GB2×
- GPU power (TGP)115 W vs 105 W+10%
- Weight1.85 kg vs 2.1 kg+14%
- CPU cores16 vs 12+33%
- G-Sync / FreeSyncYes · Stealth A16 AI+ A3 RTX 5080 (2025): No
- Vapor chamber coolingYes · Stealth A16 AI+ A3 RTX 5080 (2025): No
- Liquid metal (CPU)Yes · Stealth A16 AI+ A3 RTX 5080 (2025): No
- USB-C ports2 vs 12×
- SD card readerYes · Stealth A16 AI+ A3 RTX 5080 (2025): No
- Dolby AtmosYes · Stealth A16 AI+ A3 RTX 5080 (2025): No
- Thickness17.2 mm vs 20 mm+16%
- Cooling fans3 vs 2+50%
Why is Stealth A16 AI+ A3 RTX 5080 (2025) better than ROG Zephyrus G16 GU605 RTX 4080 (2024)?
- Panel typeIPS vs OLED
- Battery capacity90 Wh vs 99 Wh+10%
- 3DMark Steel Nomad Light15,335 vs 19,863+30%
- GPU compute (FP32)24.7 TFLOPS vs 28 TFLOPS+13%
- SSD (base)512 GB vs 2,000 GB3.9×
- Video memory12 GB vs 16 GB+33%
- RAM (base)16 GB vs 32 GB2×
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
- GPU shader cores7,424 vs 7,680+3%
- Max CPU clock4.8 GHz vs 5.1 GHz+6%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4080 Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 115 W | 105 W |
| Video memory | 12 GB | 16 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 7,424 | 7,680 |
| GPU compute (FP32) | 24.7 TFLOPS | 28 TFLOPS |
| 3DMark Steel Nomad Light | 15,335 | 19,863 |
| Processor | ||
| Processor | Core Ultra 7 155H | Ryzen AI 9 HX 370 |
| CPU maker | Intel | AMD |
| CPU cores | 16 | 12 |
| CPU threads | 22 | — |
| Max CPU clock | 4.8 GHz | 5.1 GHz |
| Processor options | Core Ultra 7 155H, Core Ultra 9 185H | Ryzen AI 9 HX 370, Ryzen AI 9 365 |
| Geekbench 6 multi-core | 12,605 | — |
| Geekbench 6 single-core | 2,455 | — |
| Cinebench 2024 multi-core | 961 | — |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 240 Hz | 240 Hz |
| Panel type | IPS | OLED |
| Brightness | 400 nits | 400 nits |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 189 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | No | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | LPDDR5X | LPDDR5X |
| RAM speed | 7,467 MHz | 7,500 MHz |
| Upgradable RAM | No | No |
| SSD (up to) | 4,096 GB | 2,000 GB |
| SSD (base) | 512 GB | 2,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 99 Wh |
| Power adapter | 240 W | 240 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 1.85 kg | 2.1 kg |
| Thickness | 17.2 mm | 20 mm |
| Width | 354 mm | 356 mm |
| Depth | 246 mm | 260 mm |
| Body material | Aluminium | Aluminium |
| Colours | White, Gray | Black |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | Yes | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 46.4 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 1 |
| 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 | No | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.7 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.4 | 6 speakers |
| Dolby Atmos | Yes | No |
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