Asus ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) vs MSI Raider 16 Max HX B2 RTX 5080 (2026)
What ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) does better (14) and where Raider 16 Max HX B2 RTX 5080 (2026) wins (15) — every spec side by side.
vs
9.0Graphics9.4
8.9Overall performance9.3
9.0Display9.2
8.0Memory & storage3.7
4.9Battery & portability5.3
9.7Features & cooling9.4
Dimensions
Size comparison
ROG Zephyrus Duo 16 GX651 RTX 5080 (2026)Raider 16 Max HX B2 RTX 5080 (2026)
| ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) | Raider 16 Max HX B2 RTX 5080 (2026) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 270 mm | −24 mm |
| Width | 355 mm | 363 mm | −8 mm |
| Thickness | 24.9 mm | 29 mm | −4.1 mm |
| Weight | 2.8 kg | 2.6 kg | +0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) better than Raider 16 Max HX B2 RTX 5080 (2026)?
- RAM (up to)64 GB vs 16 GB4×
- SSD (up to)4,096 GB vs 1,000 GB4.1×
- Resolution class3K (1800p/2000p) vs QHD (1440p/1600p)
- Panel typeOLED vs IPS
- G-Sync / FreeSyncYes · Raider 16 Max HX B2 RTX 5080 (2026): No
- RAM typeLPDDR5X vs DDR5
- Vapor chamber coolingYes · Raider 16 Max HX B2 RTX 5080 (2026): No
- Dolby AtmosYes · Raider 16 Max HX B2 RTX 5080 (2026): No
- Thickness24.9 mm vs 29 mm+16%
- RAM speed8,533 MHz vs 6,400 MHz+33%
- Pixel density212 ppi vs 189 ppi+12%
- Fan noise (max. load)54.1 dB vs 60.2 dB+11%
Why is Raider 16 Max HX B2 RTX 5080 (2026) better than ROG Zephyrus Duo 16 GX651 RTX 5080 (2026)?
- Refresh rate120 Hz vs 240 Hz2×
- GPU power (TGP)135 W vs 175 W+30%
- Geekbench 6 multi-core17,133 vs 21,292+24%
- GPU compute (FP32)34 TFLOPS vs 42 TFLOPS+24%
- Cinebench 2024 multi-core1,283 vs 2,021+58%
- CPU cores16 vs 24+50%
- Weight2.82 kg vs 2.6 kg+8%
- 3DMark Steel Nomad Light22,698 vs 24,268+7%
- Upgradable RAMNo · ROG Zephyrus Duo 16 GX651 RTX 5080 (2026): Yes
- CPU threads16 vs 24+50%
- Cooling fans2 vs 3+50%
- USB-A ports2 vs 3+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 135 W | 175 W |
| Video memory | 16 GB | 16 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 7,680 |
| GPU compute (FP32) | 34 TFLOPS | 42 TFLOPS |
| 3DMark Steel Nomad Light | 22,698 | 24,268 |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 24 |
| CPU threads | 16 | 24 |
| Max CPU clock | 4.9 GHz | 5.4 GHz |
| Processor options | Core Ultra 9 386H | Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 17,133 | 21,292 |
| Geekbench 6 single-core | 2,952 | 3,116 |
| Cinebench 2024 multi-core | 1,283 | 2,021 |
| 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% | 100% |
| Response time | 1 ms | 1 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 | 16 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | 8,533 MHz | 6,400 MHz |
| Max. supported RAM | — | 128 GB |
| RAM slots | — | 2 |
| Upgradable RAM | No | Yes |
| SSD (up to) | 4,096 GB | 1,000 GB |
| SSD (base) | 1,024 GB | 1,000 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 | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 140 W |
| Design & cooling | ||
| Weight | 2.82 kg | 2.6 kg |
| Thickness | 24.9 mm | 29 mm |
| Width | 355 mm | 363 mm |
| Depth | 246 mm | 270 mm |
| Body material | Aluminium | Aluminium, Plastic |
| Colours | Gray | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | Yes | No |
| Liquid metal (CPU) | No | No |
| Fan noise (max. load) | 54.1 dB | 60.2 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 | — | 5 Gbit/s |
| 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 | — | Per-key RGB |
| Per-key RGB | — | Yes |
| 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 | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.4 | 2 speakers |
| Dolby Atmos | Yes | No |
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