Asus ROG Strix SCAR 18 RTX 4090 (2023) vs MSI Raider 18 HX AI A2XW RTX 5090 (2025)
What ROG Strix SCAR 18 RTX 4090 (2023) does better (10) and where Raider 18 HX AI A2XW RTX 5090 (2025) wins (16) — every spec side by side.
vs
7.6Graphics9.5
7.2Overall performance9.3
6.8Display3.6
5.1Memory & storage5.7
7.7Battery & portability3.5
3.6Features & cooling6.2
Dimensions
Size comparison
ROG Strix SCAR 18 RTX 4090 (2023)Raider 18 HX AI A2XW RTX 5090 (2025)
| ROG Strix SCAR 18 RTX 4090 (2023) | Raider 18 HX AI A2XW RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 294 mm | 308 mm | −14 mm |
| Width | 399 mm | 404 mm | −5 mm |
| Thickness | 23.1 mm | 32 mm | −8.9 mm |
| Weight | 3.1 kg | 3.6 kg | −0.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix SCAR 18 RTX 4090 (2023) better than Raider 18 HX AI A2XW RTX 5090 (2025)?
- Refresh rate240 Hz vs 144 Hz+67%
- Weight3.1 kg vs 3.6 kg+16%
- Thickness23.1 mm vs 32 mm+39%
- G-Sync / FreeSyncYes · Raider 18 HX AI A2XW RTX 5090 (2025): No
- HDRYes · Raider 18 HX AI A2XW RTX 5090 (2025): No
- Liquid metal (CPU)Yes · Raider 18 HX AI A2XW RTX 5090 (2025): No
- Dolby AtmosYes · Raider 18 HX AI A2XW RTX 5090 (2025): No
- SSD (up to)4,096 GB vs 4,000 GB+2%
- Cooling fans3 vs 2+50%
- Pixel density168 ppi vs 126 ppi+33%
Why is Raider 18 HX AI A2XW RTX 5090 (2025) better than ROG Strix SCAR 18 RTX 4090 (2023)?
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- Battery capacity90 Wh vs 99 Wh+10%
- 3DMark Steel Nomad Light24,398 vs 31,723+30%
- GPU compute (FP32)45.2 TFLOPS vs 51.4 TFLOPS+14%
- Video memory16 GB vs 24 GB+50%
- RAM (base)16 GB vs 64 GB4×
- SSD (base)512 GB vs 4,000 GB7.8×
- SD card readerNo · ROG Strix SCAR 18 RTX 4090 (2023): Yes
- IR camera (face login)No · ROG Strix SCAR 18 RTX 4090 (2023): Yes
- GPU shader cores9,728 vs 10,496+8%
- Wi-Fi standardWi-Fi 6E vs Wi-Fi 7+8%
- Max. supported RAM64 GB vs 96 GB+50%
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 | 24,398 | 31,723 |
| Processor | ||
| Processor | Core i9-13980HX | Core Ultra 9 285HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 32 | — |
| Max CPU clock | 5.6 GHz | 5.5 GHz |
| Processor options | Core i9-13980HX | Core Ultra 9 275HX, Core Ultra 9 285HX, Ryzen 9 9955HX3D |
| Geekbench 6 multi-core | 18,216 | — |
| Geekbench 6 single-core | 2,859 | — |
| Cinebench 2024 multi-core | 2,116 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 240 Hz | 144 Hz |
| Panel type | IPS | IPS |
| Brightness | 500 nits | — |
| sRGB coverage | 100% | — |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | 126 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 4,800 MHz | 6,400 MHz |
| Max. supported RAM | 64 GB | 96 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 4,000 GB |
| SSD (base) | 512 GB | 4,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 99 Wh |
| Power adapter | 330 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 140 W |
| Design & cooling | ||
| Weight | 3.1 kg | 3.6 kg |
| Thickness | 23.1 mm | 32 mm |
| Width | 399 mm | 404 mm |
| Depth | 294 mm | 308 mm |
| Body material | Aluminium | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 55.8 dB | 45.8 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 | Yes |
| 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 | 2 mm | — |
| Webcam | 720p | 1,080p |
| IR camera (face login) | No | Yes |
| Fingerprint reader | No | Yes |
| Audio | ||
| Speakers | 2.2 | 6 speakers |
| Dolby Atmos | Yes | No |
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