vs
9.7Graphics9.5
8.3Overall performance9.4
5.6Display9.5
6.6Memory & storage5.0
4.1Battery & portability9.0
9.1Features & cooling9.0
Dimensions
Size comparison
X16 RTX 4090 (2023)ROG Zephyrus G16 GU605 RTX 5090 (2025)
| X16 RTX 4090 (2023) | ROG Zephyrus G16 GU605 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 289.8 mm | 246 mm | +43.8 mm |
| Width | 364.7 mm | 354 mm | +10.7 mm |
| Thickness | 18.6 mm | 17 mm | +1.6 mm |
| Weight | 2.7 kg | 2 kg | +0.8 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is X16 RTX 4090 (2023) better than ROG Zephyrus G16 GU605 RTX 5090 (2025)?
- Refresh rate480 Hz vs 240 Hz2×
- GPU power (TGP)175 W vs 120 W+46%
- SSD (up to)4,096 GB vs 2,000 GB2×
- GPU compute (FP32)45.2 TFLOPS vs 37.9 TFLOPS+19%
- Advanced OptimusYes · ROG Zephyrus G16 GU605 RTX 5090 (2025): No
- USB-C ports3 vs 2+50%
- Cooling fans4 vs 3+33%
- Fan noise (max. load)54.8 dB vs 68 dB+24%
- Key travel1.8 mm vs 1.7 mm+6%
Why is ROG Zephyrus G16 GU605 RTX 5090 (2025) better than X16 RTX 4090 (2023)?
- Resolution classFull HD (1080p/1200p) vs QHD (1440p/1600p)
- Panel typeIPS vs OLED
- Weight2.72 kg vs 1.95 kg+39%
- Brightness300 nits vs 500 nits+67%
- CPU cores10 vs 16+60%
- Video memory16 GB vs 24 GB+50%
- Response time3 ms vs 1 ms3×
- SSD (base)256 GB vs 2,000 GB7.8×
- 3DMark Steel Nomad Light23,568 vs 24,671+5%
- RAM (base)16 GB vs 32 GB2×
- RAM typeLPDDR5 vs LPDDR5X
- Thickness18.6 mm vs 17 mm+9%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 120 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 9,728 | 10,496 |
| GPU compute (FP32) | 45.2 TFLOPS | 37.9 TFLOPS |
| 3DMark Steel Nomad Light | 23,568 | 24,671 |
| Processor | ||
| Processor | Core i7-13620H | Core Ultra 9 285H |
| CPU maker | Intel | Intel |
| CPU cores | 10 | 16 |
| CPU threads | 16 | — |
| Max CPU clock | 4.9 GHz | 5.4 GHz |
| Processor options | Core i7-13620H, Core i7-13700H, Core i9-13900HK | Core i7-14650HX, Core Ultra 9 285H |
| Geekbench 6 multi-core | 12,672 | — |
| Geekbench 6 single-core | 2,531 | — |
| Cinebench 2024 multi-core | 841 | — |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 1920 × 1200 | 2560 × 1600 |
| Resolution class | Full HD (1080p/1200p) | QHD (1440p/1600p) |
| Refresh rate | 480 Hz | 240 Hz |
| Panel type | IPS | OLED |
| Brightness | 300 nits | 500 nits |
| sRGB coverage | 99% | 100% |
| Response time | 3 ms | 1 ms |
| DCI-P3 coverage | 99% | 100% |
| Pixel density | 142 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | Yes | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | LPDDR5 | LPDDR5X |
| RAM speed | 6,400 MHz | 7,467 MHz |
| Upgradable RAM | No | No |
| SSD (up to) | 4,096 GB | 2,000 GB |
| SSD (base) | 256 GB | 2,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 330 W | 240 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 2.72 kg | 1.95 kg |
| Thickness | 18.6 mm | 17 mm |
| Width | 364.7 mm | 354 mm |
| Depth | 289.8 mm | 246 mm |
| Body material | Aluminium | Aluminium |
| Colours | Black, Silver | Grey |
| Cooling fans | 4 | 3 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | — | Yes |
| Fan noise (max. load) | 54.8 dB | 68 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 3 | 2 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | Yes | No |
| Ethernet port | No | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | No |
| Key travel | 1.8 mm | 1.7 mm |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.4 | 4 speakers |
| Dolby Atmos | Yes | Yes |
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