Asus ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022) vs MSI GS66 Stealth Intel RTX 3080 (2021)
What ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022) does better (18) and where GS66 Stealth Intel RTX 3080 (2021) wins (7) — every spec side by side.
vs
8.5Graphics6.9
6.7Overall performance4.3
6.6Display4.6
9.2Memory & storage8.5
2.9Battery & portability7.5
6.6Features & cooling3.1
Dimensions
Size comparison
ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022)GS66 Stealth Intel RTX 3080 (2021)
| ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022) | GS66 Stealth Intel RTX 3080 (2021) | Difference | |
|---|---|---|---|
| Depth | 266 mm | 248 mm | +18 mm |
| Width | 355 mm | 358.3 mm | −3.3 mm |
| Thickness | 20.5 mm | 19.8 mm | +0.7 mm |
| Weight | 2.5 kg | 2.1 kg | +0.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022) better than GS66 Stealth Intel RTX 3080 (2021)?
- GPU power (TGP)150 W vs 95 W+58%
- 3DMark Steel Nomad Light12,527 vs 9,531+31%
- Geekbench 6 multi-core10,663 vs 8,995+19%
- Cinebench 2024 multi-core798 vs 522+53%
- GPU compute (FP32)18.5 TFLOPS vs 16.7 TFLOPS+11%
- Brightness400 nits vs 300 nits+33%
- HDRYes · GS66 Stealth Intel RTX 3080 (2021): No
- RAM typeDDR5 vs DDR4
- SSD (base)1,024 GB vs 512 GB2×
- HDMI 2.1Yes · GS66 Stealth Intel RTX 3080 (2021): No
- SD card readerYes · GS66 Stealth Intel RTX 3080 (2021): No
- Dolby AtmosYes · GS66 Stealth Intel RTX 3080 (2021): No
Why is GS66 Stealth Intel RTX 3080 (2021) better than ROG Zephyrus Duo 16 GX650 RTX 3070 Ti (2022)?
- Video memory8 GB vs 16 GB2×
- Battery capacity90 Wh vs 100 Wh+11%
- Weight2.5 kg vs 2.1 kg+19%
- GPU shader cores5,632 vs 6,144+9%
- Thickness20.5 mm vs 19.8 mm+4%
- Cooling fans2 vs 3+50%
- USB-A ports2 vs 3+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 3070 Ti Laptop | GeForce RTX 3080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 150 W | 95 W |
| Video memory | 8 GB | 16 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 5,632 | 6,144 |
| GPU compute (FP32) | 18.5 TFLOPS | 16.7 TFLOPS |
| 3DMark Steel Nomad Light | 12,527 | 9,531 |
| Processor | ||
| Processor | Ryzen 9 6900HX | Core i7-11800H |
| CPU maker | AMD | Intel |
| CPU cores | 8 | 8 |
| CPU threads | 16 | 16 |
| Max CPU clock | 4.9 GHz | 4.6 GHz |
| Processor options | Ryzen 9 6900HX | Core i7-11800H, Core i9-11900H, Core i9-11980HK |
| Geekbench 6 multi-core | 10,663 | 8,995 |
| Geekbench 6 single-core | 2,086 | 1,958 |
| Cinebench 2024 multi-core | 798 | 522 |
| Display | ||
| Screen size | 16″ | 15.6″ |
| Resolution | 1920 × 1200 | 1920 × 1080 |
| Resolution class | Full HD (1080p/1200p) | Full HD (1080p/1200p) |
| Refresh rate | 240 Hz | 240 Hz |
| Panel type | IPS | IPS |
| Brightness | 400 nits | 300 nits |
| sRGB coverage | 100% | — |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | — |
| Pixel density | 142 ppi | 141 ppi |
| Aspect ratio | 16:9 | 16:9 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | Yes | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | DDR5 | DDR4 |
| RAM speed | 4,800 MHz | 3,200 MHz |
| Max. supported RAM | 64 GB | 64 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 4,096 GB |
| SSD (base) | 1,024 GB | 512 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 280 W | 230 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 2.5 kg | 2.1 kg |
| Thickness | 20.5 mm | 19.8 mm |
| Width | 355 mm | 358.3 mm |
| Depth | 266 mm | 248 mm |
| Body material | Aluminium | Aluminium |
| Colours | Black | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | — |
| Fan noise (max. load) | 50 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 3 |
| HDMI | HDMI 2.1 | HDMI 2.0 |
| HDMI 2.1 | Yes | No |
| (Mini) DisplayPort | No | No |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 6 |
| Bluetooth | 5.3 | 5.2 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | No |
| Key travel | 1.7 mm | 1.5 mm |
| Webcam | 720p | 720p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 4.2 | 2.0 |
| Dolby Atmos | Yes | No |
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