Asus ROG Strix G18 G815 RTX 5070 Ti (2025) vs Asus ROG Strix G18 G815 RTX 5080 (2025)
What ROG Strix G18 G815 RTX 5070 Ti (2025) does better (1) and where ROG Strix G18 G815 RTX 5080 (2025) wins (7) — every spec side by side.
vs
5.4Graphics7.7
5.4Overall performance8.3
8.3Display8.6
3.1Memory & storage4.0
3.0Battery & portability3.0
8.3Features & cooling8.3
Dimensions
Size comparison
ROG Strix G18 G815 RTX 5070 Ti (2025)ROG Strix G18 G815 RTX 5080 (2025)
| ROG Strix G18 G815 RTX 5070 Ti (2025) | ROG Strix G18 G815 RTX 5080 (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 298 mm | = |
| Width | 399 mm | 399 mm | = |
| Thickness | 32 mm | 32 mm | = |
| Weight | 3.2 kg | 3.2 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G815 RTX 5070 Ti (2025) better than ROG Strix G18 G815 RTX 5080 (2025)?
- Refresh rate300 Hz vs 240 Hz+25%
Why is ROG Strix G18 G815 RTX 5080 (2025) better than ROG Strix G18 G815 RTX 5070 Ti (2025)?
- RAM (up to)32 GB vs 64 GB2×
- GPU power (TGP)140 W vs 175 W+25%
- Panel typeIPS vs Mini-LED
- GPU compute (FP32)31.2 TFLOPS vs 42 TFLOPS+35%
- 3DMark Steel Nomad Light22,876 vs 27,302+19%
- Video memory12 GB vs 16 GB+33%
- GPU shader cores5,888 vs 7,680+30%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5070 Ti Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 140 W | 175 W |
| Video memory | 12 GB | 16 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 5,888 | 7,680 |
| GPU compute (FP32) | 31.2 TFLOPS | 42 TFLOPS |
| 3DMark Steel Nomad Light | 22,876 | 27,302 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| Max CPU clock | 5.5 GHz | 5.5 GHz |
| Processor options | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 300 Hz | 240 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 168 ppi | 168 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 64 GB |
| RAM (base) | 32 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 64 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 1,000 GB |
| SSD (base) | 1,000 GB | 1,000 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 | 380 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 100 W |
| Design & cooling | ||
| Weight | 3.2 kg | 3.2 kg |
| Thickness | 32 mm | 32 mm |
| Width | 399 mm | 399 mm |
| Depth | 298 mm | 298 mm |
| Body material | Plastic | Plastic |
| Colours | Grey | Green |
| Cooling fans | 3 | 3 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 49.7 dB | 49.7 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 3 | 3 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet | 5 Gbit/s | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | No | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | 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 | 2.0 | 2.0 |
| Dolby Atmos | Yes | Yes |
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