Asus ROG Zephyrus G16 GU605 RTX 5090 (2025) vs Lenovo Legion 7i Gen 9 RTX 4070 (2024)
What ROG Zephyrus G16 GU605 RTX 5090 (2025) does better (19) and where Legion 7i Gen 9 RTX 4070 (2024) wins (8) — every spec side by side.
vs
9.5Graphics8.3
9.4Overall performance9.3
9.5Display8.5
5.0Memory & storage6.4
9.0Battery & portability6.3
9.0Features & cooling6.2
Dimensions
Size comparison
ROG Zephyrus G16 GU605 RTX 5090 (2025)Legion 7i Gen 9 RTX 4070 (2024)
| ROG Zephyrus G16 GU605 RTX 5090 (2025) | Legion 7i Gen 9 RTX 4070 (2024) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 262.5 mm | −16.5 mm |
| Width | 354 mm | 357.7 mm | −3.7 mm |
| Thickness | 17 mm | 19.8 mm | −2.8 mm |
| Weight | 2 kg | 2.2 kg | −0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G16 GU605 RTX 5090 (2025) better than Legion 7i Gen 9 RTX 4070 (2024)?
- 3DMark Steel Nomad Light24,671 vs 13,011+90%
- Video memory24 GB vs 8 GB3×
- GPU compute (FP32)37.9 TFLOPS vs 21.2 TFLOPS+79%
- GPU shader cores10,496 vs 4,6082.3×
- Panel typeOLED vs IPS
- Weight1.95 kg vs 2.24 kg+15%
- Response time1 ms vs 3 ms3×
- RAM (base)32 GB vs 8 GB4×
- SSD (base)2,000 GB vs 512 GB3.9×
- RAM typeLPDDR5X vs DDR5
- Vapor chamber coolingYes · Legion 7i Gen 9 RTX 4070 (2024): No
- Liquid metal (CPU)Yes · Legion 7i Gen 9 RTX 4070 (2024): No
Why is Legion 7i Gen 9 RTX 4070 (2024) better than ROG Zephyrus G16 GU605 RTX 5090 (2025)?
- SSD (up to)2,000 GB vs 4,096 GB2×
- Battery capacity90 Wh vs 100 Wh+11%
- GPU power (TGP)120 W vs 130 W+8%
- CPU cores16 vs 20+25%
- Advanced OptimusNo · ROG Zephyrus G16 GU605 RTX 5090 (2025): Yes
- Upgradable RAMNo · ROG Zephyrus G16 GU605 RTX 5090 (2025): Yes
- USB-C ports2 vs 3+50%
- Fan noise (max. load)68 dB vs 51 dB+33%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 4070 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 120 W | 130 W |
| Video memory | 24 GB | 8 GB |
| Video memory type | GDDR7 | GDDR6 |
| GPU shader cores | 10,496 | 4,608 |
| GPU compute (FP32) | 37.9 TFLOPS | 21.2 TFLOPS |
| 3DMark Steel Nomad Light | 24,671 | 13,011 |
| Processor | ||
| Processor | Core Ultra 9 285H | Core i7-14700HX |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 20 |
| CPU threads | — | 28 |
| Max CPU clock | 5.4 GHz | 5.5 GHz |
| Processor options | Core i7-14650HX, Core Ultra 9 285H | Core i7-14700HX, Core i9-14900HX |
| Geekbench 6 multi-core | — | 16,122 |
| Geekbench 6 single-core | — | 2,824 |
| Cinebench 2024 multi-core | — | 1,296 |
| 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 | OLED | IPS |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | 100% | 100% |
| Response time | 1 ms | 3 ms |
| DCI-P3 coverage | 100% | — |
| Pixel density | 189 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 | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 32 GB | 8 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | 7,467 MHz | 5,600 MHz |
| Max. supported RAM | — | 32 GB |
| RAM slots | — | 2 |
| Upgradable RAM | No | Yes |
| SSD (up to) | 2,000 GB | 4,096 GB |
| SSD (base) | 2,000 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 | 240 W | 230 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 1.95 kg | 2.24 kg |
| Thickness | 17 mm | 19.8 mm |
| Width | 354 mm | 357.7 mm |
| Depth | 246 mm | 262.5 mm |
| Body material | Aluminium | Aluminium |
| Colours | Grey | White, Black, Gray |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | Yes | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 68 dB | 51 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 3 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 6E |
| Bluetooth | 5.4 | 5.3 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.7 mm | 1.5 mm |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | No |
| Fingerprint reader | No | Yes |
| Audio | ||
| Speakers | 4 speakers | 2.0 |
| Dolby Atmos | Yes | No |
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