Asus ROG Strix G18 G814 RTX 4080 (2024) vs Asus ROG Strix G18 G814 RTX 5070 (2025)
What ROG Strix G18 G814 RTX 4080 (2024) does better (6) and where ROG Strix G18 G814 RTX 5070 (2025) wins (1) — every spec side by side.
vs
7.3Display3.8
3.7Memory & storage2.1
6.0Battery & portability8.7
3.4Features & cooling2.3
Dimensions
Size comparison
ROG Strix G18 G814 RTX 4080 (2024)ROG Strix G18 G814 RTX 5070 (2025)
| ROG Strix G18 G814 RTX 4080 (2024) | ROG Strix G18 G814 RTX 5070 (2025) | Difference | |
|---|---|---|---|
| Depth | 294 mm | 294 mm | = |
| Width | 399 mm | 399 mm | = |
| Thickness | 30.8 mm | 23 mm | +7.8 mm |
| Weight | 3 kg | 3 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G814 RTX 4080 (2024) better than ROG Strix G18 G814 RTX 5070 (2025)?
- SSD (up to)4,096 GB vs 1,000 GB4.1×
- Refresh rate240 Hz vs 144 Hz+67%
- GPU shader cores7,424 vs 4,608+61%
- Video memory12 GB vs 8 GB+50%
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 6+8%
- SSD (base)1,024 GB vs 1,000 GB+2%
Why is ROG Strix G18 G814 RTX 5070 (2025) better than ROG Strix G18 G814 RTX 4080 (2024)?
- Thickness30.8 mm vs 23 mm+34%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4080 Laptop | GeForce RTX 5070 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | — |
| Video memory | 12 GB | 8 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 7,424 | 4,608 |
| GPU compute (FP32) | 37.6 TFLOPS | — |
| 3DMark Steel Nomad Light | 23,310 | — |
| Processor | ||
| Processor | Core i9-14900HX | Ryzen 9 9955HX |
| CPU maker | Intel | AMD |
| CPU cores | 24 | — |
| CPU threads | 32 | — |
| Max CPU clock | 5.8 GHz | — |
| Processor options | Core i9-14900HX | Ryzen 9 8940HX, Ryzen 9 9955HX |
| Geekbench 6 multi-core | 20,163 | — |
| Geekbench 6 single-core | 3,329 | — |
| Cinebench 2024 multi-core | 1,971 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 240 Hz | 144 Hz |
| Panel type | IPS | IPS |
| Brightness | 500 nits | — |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | — |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | — |
| Advanced Optimus | No | — |
| MUX switch | Yes | — |
| HDR | Yes | — |
| Touchscreen | No | — |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | DDR5 | — |
| RAM speed | 5,600 MHz | — |
| Max. supported RAM | 32 GB | — |
| RAM slots | 2 | — |
| Upgradable RAM | Yes | — |
| SSD (up to) | 4,096 GB | 1,000 GB |
| SSD (base) | 1,024 GB | 1,000 GB |
| M.2 SSD slots | 2 | — |
| SSD interface | PCIe 4.0 x4 | — |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 330 W | 330 W |
| USB-C charging (Power Delivery) | Yes | — |
| Design & cooling | ||
| Weight | 3 kg | 3 kg |
| Thickness | 30.8 mm | 23 mm |
| Width | 399 mm | 399 mm |
| Depth | 294 mm | 294 mm |
| Colours | Black | Grey |
| Cooling fans | 3 | — |
| Vapor chamber cooling | No | — |
| Liquid metal (CPU) | Yes | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | — |
| USB-A ports | 2 | — |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | — |
| Ethernet port | Yes | Yes |
| SD card reader | No | — |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 6 |
| Bluetooth | 5.3 | 5.3 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | — |
| Numeric keypad | Yes | — |
| Webcam | 720p | 720p |
| IR camera (face login) | No | — |
| Fingerprint reader | No | — |
| Audio | ||
| Speakers | 2.2 | 2 speakers |
| Dolby Atmos | Yes | Yes |
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