Asus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) vs MSI Raider 16 HX B2W RTX 5070 Ti (2026)
What ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) does better (16) and where Raider 16 HX B2W RTX 5070 Ti (2026) wins (14) — every spec side by side.
vs
9.1Graphics8.8
9.0Overall performance9.1
9.0Display9.1
8.0Memory & storage9.7
4.9Battery & portability7.9
9.7Features & cooling9.1
Dimensions
Size comparison
ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)Raider 16 HX B2W RTX 5070 Ti (2026)
| ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) | Raider 16 HX B2W RTX 5070 Ti (2026) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 269.7 mm | −23.7 mm |
| Width | 355 mm | 363 mm | −8 mm |
| Thickness | 24.9 mm | 25.9 mm | −1 mm |
| Weight | 2.8 kg | 2.4 kg | +0.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) better than Raider 16 HX B2W RTX 5070 Ti (2026)?
- Video memory24 GB vs 12 GB2×
- Resolution class3K (1800p/2000p) vs QHD (1440p/1600p)
- Panel typeOLED vs IPS
- 3DMark Steel Nomad Light26,964 vs 19,674+37%
- GPU compute (FP32)41.6 TFLOPS vs 31.2 TFLOPS+33%
- GPU shader cores10,496 vs 5,888+78%
- Response time1 ms vs 3 ms3×
- Geekbench 6 multi-core17,133 vs 15,624+10%
- G-Sync / FreeSyncYes · Raider 16 HX B2W RTX 5070 Ti (2026): No
- RAM typeLPDDR5X vs DDR5
- Vapor chamber coolingYes · Raider 16 HX B2W RTX 5070 Ti (2026): No
- Dolby AtmosYes · Raider 16 HX B2W RTX 5070 Ti (2026): No
Why is Raider 16 HX B2W RTX 5070 Ti (2026) better than ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)?
- Refresh rate120 Hz vs 240 Hz2×
- RAM (up to)64 GB vs 128 GB2×
- GPU power (TGP)135 W vs 140 W+4%
- Weight2.82 kg vs 2.45 kg+15%
- Cinebench 2024 multi-core1,283 vs 1,809+41%
- RAM (base)16 GB vs 32 GB2×
- Max. supported RAM64 GB vs 128 GB2×
- Upgradable RAMNo · ROG Zephyrus Duo 16 GX651 RTX 5090 (2026): Yes
- CPU cores16 vs 18+12%
- USB-A ports2 vs 3+50%
- USB-C charging power100 W vs 140 W+40%
- CPU threads16 vs 18+12%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 5070 Ti Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 135 W | 140 W |
| Video memory | 24 GB | 12 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 10,496 | 5,888 |
| GPU compute (FP32) | 41.6 TFLOPS | 31.2 TFLOPS |
| 3DMark Steel Nomad Light | 26,964 | 19,674 |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 7 251HX |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 18 |
| CPU threads | 16 | 18 |
| Max CPU clock | 4.9 GHz | 5.1 GHz |
| Processor options | Core Ultra 9 386H | Core Ultra 7 251HX, Core Ultra 7 255HX, Core Ultra 9 275HX |
| Geekbench 6 multi-core | 17,133 | 15,624 |
| Geekbench 6 single-core | 2,952 | 3,038 |
| Cinebench 2024 multi-core | 1,283 | 1,809 |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 2880 × 1800 | 2560 × 1600 |
| Resolution class | 3K (1800p/2000p) | QHD (1440p/1600p) |
| Refresh rate | 120 Hz | 240 Hz |
| Panel type | OLED | IPS |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | 100% | — |
| Response time | 1 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 212 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | Yes | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 128 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | 8,533 MHz | 6,400 MHz |
| Max. supported RAM | 64 GB | 128 GB |
| RAM slots | — | 2 |
| Upgradable RAM | No | Yes |
| SSD (up to) | 4,096 GB | 4,096 GB |
| SSD (base) | 1,024 GB | 1,024 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 92 Wh |
| Power adapter | 250 W | 330 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 140 W |
| Design & cooling | ||
| Weight | 2.82 kg | 2.45 kg |
| Thickness | 24.9 mm | 25.9 mm |
| Width | 355 mm | 363 mm |
| Depth | 246 mm | 269.7 mm |
| Body material | Aluminium | Plastic |
| Colours | Gray | Black |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | Yes | No |
| Liquid metal (CPU) | No | No |
| Fan noise (max. load) | 54.1 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 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet port | No | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6 | 5.4 |
| Keyboard & camera | ||
| Keyboard backlight | Single-colour RGB | — |
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.7 mm | 1.7 mm |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | — |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.4 | 2.2 |
| Dolby Atmos | Yes | No |
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