Asus ROG Strix SCAR 18 G834 RTX 4090 (2024) vs Asus ROG Strix Scar 18 G834 RTX 4080 (2023)
What ROG Strix SCAR 18 G834 RTX 4090 (2024) does better (15) and where ROG Strix Scar 18 G834 RTX 4080 (2023) wins (2) — every spec side by side.
vs
8.2Graphics6.2
7.6Overall performance6.1
9.0Display6.8
6.4Memory & storage3.1
4.7Battery & portability4.4
3.7Features & cooling3.1
Dimensions
Size comparison
ROG Strix SCAR 18 G834 RTX 4090 (2024)ROG Strix Scar 18 G834 RTX 4080 (2023)
| ROG Strix SCAR 18 G834 RTX 4090 (2024) | ROG Strix Scar 18 G834 RTX 4080 (2023) | Difference | |
|---|---|---|---|
| Depth | 294 mm | 294 mm | = |
| Width | 399 mm | 399 mm | = |
| Thickness | 30.8 mm | 31 mm | −0.2 mm |
| Weight | 3.1 kg | 3.1 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix SCAR 18 G834 RTX 4090 (2024) better than ROG Strix Scar 18 G834 RTX 4080 (2023)?
- RAM (up to)64 GB vs 32 GB2×
- SSD (up to)8,192 GB vs 1,000 GB8.2×
- Brightness1,100 nits vs 500 nits2.2×
- Panel typeMini-LED vs IPS
- GPU compute (FP32)45.2 TFLOPS vs 37.6 TFLOPS+20%
- 3DMark Steel Nomad Light25,078 vs 20,961+20%
- Geekbench 6 multi-core19,749 vs 18,216+8%
- Video memory16 GB vs 12 GB+33%
- GPU shader cores9,728 vs 7,424+31%
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 6+8%
- RAM speed5,600 MHz vs 4,800 MHz+17%
- Geekbench 6 single-core3,256 vs 2,859+14%
Why is ROG Strix Scar 18 G834 RTX 4080 (2023) better than ROG Strix SCAR 18 G834 RTX 4090 (2024)?
- RAM (base)16 GB vs 32 GB2×
- Cinebench 2024 multi-core1,928 vs 2,116+10%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 Laptop | GeForce RTX 4080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 12 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 9,728 | 7,424 |
| GPU compute (FP32) | 45.2 TFLOPS | 37.6 TFLOPS |
| 3DMark Steel Nomad Light | 25,078 | 20,961 |
| Processor | ||
| Processor | Core i9-14900HX | Core i9-13980HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 32 | 32 |
| Max CPU clock | 5.8 GHz | 5.6 GHz |
| Processor options | Core i9-14900HX | Core i9-13980HX |
| Geekbench 6 multi-core | 19,749 | 18,216 |
| Geekbench 6 single-core | 3,256 | 2,859 |
| Cinebench 2024 multi-core | 1,928 | 2,116 |
| 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 | IPS |
| Brightness | 1,100 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) | 64 GB | 32 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 4,800 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 | 330 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 3.1 kg | 3.1 kg |
| Thickness | 30.8 mm | 31 mm |
| Width | 399 mm | 399 mm |
| Depth | 294 mm | 294 mm |
| Body material | Aluminium, Plastic | Aluminium |
| Colours | Black | Black |
| Cooling fans | 3 | 3 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 52 dB | 55.8 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 2 |
| 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 6 |
| Bluetooth | 5.3 | 5.2 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Key travel | 2 mm | 2 mm |
| Webcam | 720p | 720p |
| IR camera (face login) | No | No |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.2 | 4 speakers |
| Dolby Atmos | Yes | Yes |
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