Asus ROG Strix SCAR 16 G634 RTX 4080 (2024) vs Asus ROG Strix Scar 16 G635 RTX 5090 (2025)
What ROG Strix SCAR 16 G634 RTX 4080 (2024) does better (6) and where ROG Strix Scar 16 G635 RTX 5090 (2025) wins (11) — every spec side by side.
vs
9.2Graphics9.7
9.5Overall performance9.7
9.6Display9.6
9.2Memory & storage6.6
3.8Battery & portability3.1
7.5Features & cooling9.7
Dimensions
Size comparison
ROG Strix SCAR 16 G634 RTX 4080 (2024)ROG Strix Scar 16 G635 RTX 5090 (2025)
| ROG Strix SCAR 16 G634 RTX 4080 (2024) | ROG Strix Scar 16 G635 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 264 mm | 268 mm | −4 mm |
| Width | 354 mm | 354 mm | = |
| Thickness | 30.4 mm | 31 mm | −0.6 mm |
| Weight | 2.6 kg | 2.8 kg | −0.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix SCAR 16 G634 RTX 4080 (2024) better than ROG Strix Scar 16 G635 RTX 5090 (2025)?
- SSD (up to)8,192 GB vs 1,000 GB8.2×
- Weight2.65 kg vs 2.8 kg+6%
- Liquid metal (CPU)Yes · ROG Strix Scar 16 G635 RTX 5090 (2025): No
- Key travel2 mm vs 1.7 mm+18%
- Max CPU clock5.8 GHz vs 5.4 GHz+7%
- SSD (base)1,024 GB vs 1,000 GB+2%
Why is ROG Strix Scar 16 G635 RTX 5090 (2025) better than ROG Strix SCAR 16 G634 RTX 4080 (2024)?
- Video memory12 GB vs 24 GB2×
- GPU compute (FP32)37.6 TFLOPS vs 51.4 TFLOPS+37%
- 3DMark Steel Nomad Light21,370 vs 29,079+36%
- GPU shader cores7,424 vs 10,496+41%
- RAM (base)16 GB vs 32 GB2×
- Vapor chamber coolingNo · ROG Strix SCAR 16 G634 RTX 4080 (2024): Yes
- IR camera (face login)No · ROG Strix SCAR 16 G634 RTX 4080 (2024): Yes
- Brightness1,100 nits vs 1,200 nits+9%
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
- USB-A ports2 vs 3+50%
- Webcam720p vs 1,080p+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 12 GB | 24 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 7,424 | 10,496 |
| GPU compute (FP32) | 37.6 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 21,370 | 29,079 |
| Processor | ||
| Processor | Core i9-14900HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 32 | — |
| Max CPU clock | 5.8 GHz | 5.4 GHz |
| Processor options | Core i9-14900HX | Core Ultra 7 255HX, Core Ultra 9 275HX |
| Geekbench 6 multi-core | 19,278 | — |
| Geekbench 6 single-core | 3,167 | — |
| Cinebench 2024 multi-core | 1,896 | — |
| Display | ||
| Screen size | 16″ | 16″ |
| 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 | 1,100 nits | 1,200 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 189 ppi | 189 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 | Yes |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 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 | 1,000 GB |
| SSD (base) | 1,024 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 | 330 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 2.65 kg | 2.8 kg |
| Thickness | 30.4 mm | 31 mm |
| Width | 354 mm | 354 mm |
| Depth | 264 mm | 268 mm |
| Body material | Aluminium, Plastic | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 3 | 3 |
| Vapor chamber cooling | No | Yes |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 58 dB | 57.2 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 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 | No | 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 | No | No |
| Key travel | 2 mm | 1.7 mm |
| Webcam | 720p | 1,080p |
| IR camera (face login) | No | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.2 | 4 speakers |
| Dolby Atmos | Yes | Yes |
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