vs
7.8Graphics8.9
5.2Overall performance9.0
5.2Display9.8
7.7Memory & storage4.5
4.5Battery & portability2.7
8.6Features & cooling7.7
Dimensions
Size comparison
m18 R2 RTX 4090 (2024)ROG Strix Scar 18 G835 RTX 5090 (2025)
| m18 R2 RTX 4090 (2024) | ROG Strix Scar 18 G835 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 319.9 mm | 298 mm | +21.9 mm |
| Width | 410.3 mm | 399 mm | +11.3 mm |
| Thickness | 25.1 mm | 32 mm | −6.9 mm |
| Weight | 4.2 kg | 3.3 kg | +0.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is m18 R2 RTX 4090 (2024) better than ROG Strix Scar 18 G835 RTX 5090 (2025)?
- Refresh rate480 Hz vs 300 Hz+60%
- SSD (up to)8,192 GB vs 4,000 GB2×
- Battery capacity97 Wh vs 90 Wh+8%
- Thickness25.1 mm vs 32 mm+27%
- M.2 SSD slots4 vs 22×
- SD card readerYes · ROG Strix Scar 18 G835 RTX 5090 (2025): No
- USB-C ports3 vs 2+50%
- Cooling fans4 vs 3+33%
Why is ROG Strix Scar 18 G835 RTX 5090 (2025) better than m18 R2 RTX 4090 (2024)?
- Brightness300 nits vs 1,200 nits4×
- Resolution classFull HD (1080p/1200p) vs 4K (2160p/2400p)
- Panel typeIPS vs Mini-LED
- Weight4.23 kg vs 3.3 kg+28%
- 3DMark Steel Nomad Light24,520 vs 30,125+23%
- GPU compute (FP32)45.2 TFLOPS vs 51.4 TFLOPS+14%
- Video memory16 GB vs 24 GB+50%
- CPU cores16 vs 24+50%
- RAM (base)8 GB vs 32 GB4×
- HDRNo · m18 R2 RTX 4090 (2024): Yes
- SSD (base)512 GB vs 1,000 GB+95%
- GPU shader cores9,728 vs 10,496+8%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 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 | GDDR6 | GDDR7 |
| GPU shader cores | 9,728 | 10,496 |
| GPU compute (FP32) | 45.2 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 24,520 | 30,125 |
| Processor | ||
| Processor | Core i7-14650HX | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 24 |
| CPU threads | 24 | — |
| Max CPU clock | 5.2 GHz | 5.5 GHz |
| Processor options | Core i7-14650HX, Core i7-14700HX, Core i9-14900HX | Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 16,247 | — |
| Geekbench 6 single-core | 2,762 | — |
| Cinebench 2024 multi-core | 1,062 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 1920 × 1200 | 3840 × 2400 |
| Resolution class | Full HD (1080p/1200p) | 4K (2160p/2400p) |
| Refresh rate | 480 Hz | 300 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 300 nits | 1,200 nits |
| sRGB coverage | — | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | — | 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 | No | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 8 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) | 8,192 GB | 4,000 GB |
| SSD (base) | 512 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 | 360 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 4.23 kg | 3.3 kg |
| Thickness | 25.1 mm | 32 mm |
| Width | 410.3 mm | 399 mm |
| Depth | 319.9 mm | 298 mm |
| Body material | Aluminium | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 4 | 3 |
| Vapor chamber cooling | — | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 56.6 dB | 53.7 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 | No | 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 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Key travel | 1.8 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 4 speakers |
| Dolby Atmos | Yes | Yes |
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