vs
7.7Graphics9.8
8.3Overall performance9.3
8.6Display8.8
4.0Memory & storage9.2
3.0Battery & portability6.3
8.3Features & cooling9.5
Dimensions
Size comparison
ROG Strix G18 G815 RTX 5080 (2025)Aorus Master 18 RTX 5090 (2025)
| ROG Strix G18 G815 RTX 5080 (2025) | Aorus Master 18 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 287 mm | +11 mm |
| Width | 399 mm | 401 mm | −2 mm |
| Thickness | 32 mm | 30 mm | +2 mm |
| Weight | 3.2 kg | 3.5 kg | −0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G815 RTX 5080 (2025) better than Aorus Master 18 RTX 5090 (2025)?
- Weight3.2 kg vs 3.5 kg+9%
- Liquid metal (CPU)Yes · Aorus Master 18 RTX 5090 (2025): No
- Response time3 ms vs 5 ms+67%
- RAM speed5,600 MHz vs 4,800 MHz+17%
- Fan noise (max. load)49.7 dB vs 53 dB+7%
Why is Aorus Master 18 RTX 5090 (2025) better than ROG Strix G18 G815 RTX 5080 (2025)?
- RAM (up to)64 GB vs 192 GB3×
- SSD (up to)1,000 GB vs 8,000 GB8×
- Brightness500 nits vs 1,200 nits2.4×
- Battery capacity90 Wh vs 99 Wh+10%
- GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
- 3DMark Steel Nomad Light27,302 vs 32,908+21%
- Video memory16 GB vs 24 GB+50%
- SSD (base)1,000 GB vs 4,000 GB4×
- GPU shader cores7,680 vs 10,496+37%
- Advanced OptimusNo · ROG Strix G18 G815 RTX 5080 (2025): Yes
- RAM (base)32 GB vs 64 GB2×
- Max. supported RAM64 GB vs 128 GB2×
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 42 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 27,302 | 32,908 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | — | 24 |
| Max CPU clock | 5.5 GHz | 5.4 GHz |
| Processor options | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX | Core Ultra 9 275HX |
| Geekbench 6 multi-core | — | 22,441 |
| Geekbench 6 single-core | — | 3,342 |
| Cinebench 2024 multi-core | — | 2,132 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 240 Hz | 240 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 500 nits | 1,200 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 5 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 | Yes |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 192 GB |
| RAM (base) | 32 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 4,800 MHz |
| Max. supported RAM | 64 GB | 128 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 8,000 GB |
| SSD (base) | 1,000 GB | 4,000 GB |
| M.2 SSD slots | 2 | 3 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 99 Wh |
| Power adapter | 380 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | — |
| Design & cooling | ||
| Weight | 3.2 kg | 3.5 kg |
| Thickness | 32 mm | 30 mm |
| Width | 399 mm | 401 mm |
| Depth | 298 mm | 287 mm |
| Body material | Plastic | Plastic |
| Colours | Green | Grey |
| Cooling fans | 3 | 4 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 49.7 dB | 53 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 4 |
| 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 | Yes |
| Ethernet | 5 Gbit/s | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | No | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Keyboard & camera | ||
| Keyboard backlight | — | Single-colour RGB |
| 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 speakers |
| Dolby Atmos | Yes | Yes |
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