Asus ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) vs HP Omen Max 16 RTX 5090 (2026)
What ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) does better (12) and where Omen Max 16 RTX 5090 (2026) wins (14) — every spec side by side.
vs
9.0Graphics9.8
8.9Overall performance9.7
8.9Display9.7
8.1Memory & storage7.2
4.9Battery & portability2.9
9.7Features & cooling9.3
Dimensions
Size comparison
ROG Zephyrus Duo 16 GX651 RTX 5080 (2026)Omen Max 16 RTX 5090 (2026)
| ROG Zephyrus Duo 16 GX651 RTX 5080 (2026) | Omen Max 16 RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 269 mm | −23 mm |
| Width | 355 mm | 357 mm | −2 mm |
| Thickness | 24.9 mm | 26 mm | −1.1 mm |
| Weight | 2.8 kg | 3 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 Omen Max 16 RTX 5090 (2026)?
- SSD (up to)4,096 GB vs 2,000 GB2×
- Resolution class3K (1800p/2000p) vs QHD (1440p/1600p)
- Battery capacity90 Wh vs 83 Wh+8%
- Weight2.82 kg vs 2.97 kg+5%
- RAM typeLPDDR5X vs DDR5
- SD card readerYes · Omen Max 16 RTX 5090 (2026): No
- Dolby AtmosYes · Omen Max 16 RTX 5090 (2026): No
- Thickness24.9 mm vs 26 mm+4%
- RAM speed8,533 MHz vs 5,600 MHz+52%
- Fan noise (max. load)54.1 dB vs 61.8 dB+14%
- Pixel density212 ppi vs 189 ppi+12%
- Bluetooth6 vs 5.4+11%
Why is Omen Max 16 RTX 5090 (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%
- GPU compute (FP32)34 TFLOPS vs 51.4 TFLOPS+51%
- 3DMark Steel Nomad Light22,698 vs 30,836+36%
- Video memory16 GB vs 24 GB+50%
- CPU cores16 vs 24+50%
- Response time1 ms vs 0.2 ms5×
- GPU shader cores7,680 vs 10,496+37%
- Advanced OptimusNo · ROG Zephyrus Duo 16 GX651 RTX 5080 (2026): Yes
- RAM (base)16 GB vs 32 GB2×
- Upgradable RAMNo · ROG Zephyrus Duo 16 GX651 RTX 5080 (2026): Yes
- Liquid metal (CPU)No · ROG Zephyrus Duo 16 GX651 RTX 5080 (2026): Yes
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 135 W | 175 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 34 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 22,698 | 30,836 |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 24 |
| CPU threads | 16 | — |
| Max CPU clock | 4.9 GHz | 5.5 GHz |
| Processor options | Core Ultra 9 386H | Ryzen AI 7 450, Core Ultra 7 270HX Plus, Core Ultra 9 290HX Plus, Ryzen AI 9 HX 475 |
| Geekbench 6 multi-core | 17,133 | — |
| Geekbench 6 single-core | 2,952 | — |
| Cinebench 2024 multi-core | 1,283 | — |
| 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 | OLED |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | 100% | 100% |
| Response time | 1 ms | 0.2 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 212 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | Yes |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | Yes | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | 8,533 MHz | 5,600 MHz |
| Max. supported RAM | — | 64 GB |
| RAM slots | — | 2 |
| Upgradable RAM | No | Yes |
| SSD (up to) | 4,096 GB | 2,000 GB |
| SSD (base) | 1,024 GB | 2,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 83 Wh |
| Power adapter | 250 W | — |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | — |
| Design & cooling | ||
| Weight | 2.82 kg | 2.97 kg |
| Thickness | 24.9 mm | 26 mm |
| Width | 355 mm | 357 mm |
| Depth | 246 mm | 269 mm |
| Body material | Aluminium | Aluminium, Plastic |
| Colours | Gray | Black |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | No | Yes |
| Fan noise (max. load) | 54.1 dB | 61.8 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| 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 7 | Wi-Fi 7 |
| Bluetooth | 6 | 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 | 2 speakers |
| Dolby Atmos | Yes | No |
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