vs
8.6Graphics7.7
5.0Overall performance8.3
6.0Display8.6
7.7Memory & storage4.0
4.0Battery & portability3.0
6.7Features & cooling8.3
Dimensions
Size comparison
m18 RTX 4090 (2023)ROG Strix G18 G815 RTX 5080 (2025)
| m18 RTX 4090 (2023) | ROG Strix G18 G815 RTX 5080 (2025) | Difference | |
|---|---|---|---|
| Depth | 319.9 mm | 298 mm | +21.9 mm |
| Width | 410.3 mm | 399 mm | +11.3 mm |
| Thickness | 26.7 mm | 32 mm | −5.3 mm |
| Weight | 4.2 kg | 3.2 kg | +1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is m18 RTX 4090 (2023) better than ROG Strix G18 G815 RTX 5080 (2025)?
- Refresh rate480 Hz vs 240 Hz2×
- SSD (up to)8,192 GB vs 1,000 GB8.2×
- Battery capacity97 Wh vs 90 Wh+8%
- GPU compute (FP32)45.2 TFLOPS vs 42 TFLOPS+8%
- GPU shader cores9,728 vs 7,680+27%
- M.2 SSD slots4 vs 22×
- SD card readerYes · ROG Strix G18 G815 RTX 5080 (2025): No
- Thickness26.7 mm vs 32 mm+20%
- USB-C ports3 vs 2+50%
- Cooling fans4 vs 3+33%
- Key travel1.8 mm vs 1.7 mm+6%
Why is ROG Strix G18 G815 RTX 5080 (2025) better than m18 RTX 4090 (2023)?
- Resolution classFull HD (1080p/1200p) vs QHD (1440p/1600p)
- Panel typeIPS vs Mini-LED
- Weight4.23 kg vs 3.2 kg+32%
- CPU cores14 vs 24+71%
- Brightness300 nits vs 500 nits+67%
- SSD (base)256 GB vs 1,000 GB3.9×
- RAM (base)16 GB vs 32 GB2×
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
- Pixel density126 ppi vs 168 ppi+33%
- RAM speed4,800 MHz vs 5,600 MHz+17%
- Fan noise (max. load)56.7 dB vs 49.7 dB+14%
- Max CPU clock4.9 GHz vs 5.5 GHz+12%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 16 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 9,728 | 7,680 |
| GPU compute (FP32) | 45.2 TFLOPS | 42 TFLOPS |
| 3DMark Steel Nomad Light | 26,790 | 27,302 |
| Processor | ||
| Processor | Core i7-13650HX | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 14 | 24 |
| CPU threads | 20 | — |
| Max CPU clock | 4.9 GHz | 5.5 GHz |
| Processor options | Core i7-13650HX, Core i7-13700HX, Ryzen 7 7745HX, Core i9-13900HX, Core i9-13980HX, Ryzen 9 7845HX, Ryzen 9 7945HX | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX |
| Geekbench 6 multi-core | 14,772 | — |
| Geekbench 6 single-core | 2,840 | — |
| Cinebench 2024 multi-core | 1,124 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 1920 × 1200 | 2560 × 1600 |
| Resolution class | Full HD (1080p/1200p) | QHD (1440p/1600p) |
| Refresh rate | 480 Hz | 240 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 300 nits | 500 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 126 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) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 4,800 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 64 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 8,192 GB | 1,000 GB |
| SSD (base) | 256 GB | 1,000 GB |
| M.2 SSD slots | 4 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 97 Wh | 90 Wh |
| Power adapter | 330 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 4.23 kg | 3.2 kg |
| Thickness | 26.7 mm | 32 mm |
| Width | 410.3 mm | 399 mm |
| Depth | 319.9 mm | 298 mm |
| Body material | Aluminium | Plastic |
| Colours | Black, Gray | Green |
| Cooling fans | 4 | 3 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 56.7 dB | 49.7 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 3 | 2 |
| USB-A ports | 3 | 3 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | Yes | No |
| Ethernet | — | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | No |
| 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 | Yes | Yes |
| 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 | 2.0 | 2.0 |
| Dolby Atmos | Yes | Yes |
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