Asus ROG Strix G18 G814 RTX 4070 (2024) vs MSI Crosshair 18 HX AI A2 RTX 5070 (2025)
What ROG Strix G18 G814 RTX 4070 (2024) does better (13) and where Crosshair 18 HX AI A2 RTX 5070 (2025) wins (11) — every spec side by side.
vs
4.2Graphics4.2
5.5Overall performance5.7
7.3Display5.4
3.7Memory & storage8.0
6.0Battery & portability5.5
3.4Features & cooling2.1
Dimensions
Size comparison
ROG Strix G18 G814 RTX 4070 (2024)Crosshair 18 HX AI A2 RTX 5070 (2025)
| ROG Strix G18 G814 RTX 4070 (2024) | Crosshair 18 HX AI A2 RTX 5070 (2025) | Difference | |
|---|---|---|---|
| Depth | 294 mm | 280 mm | +14 mm |
| Width | 399 mm | 404 mm | −5 mm |
| Thickness | 30.8 mm | 30 mm | +0.8 mm |
| Weight | 3 kg | 3.1 kg | −0.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G814 RTX 4070 (2024) better than Crosshair 18 HX AI A2 RTX 5070 (2025)?
- GPU power (TGP)140 W vs 115 W+22%
- Weight3 kg vs 3.1 kg+3%
- G-Sync / FreeSyncYes · Crosshair 18 HX AI A2 RTX 5070 (2025): No
- HDRYes · Crosshair 18 HX AI A2 RTX 5070 (2025): No
- Liquid metal (CPU)Yes · Crosshair 18 HX AI A2 RTX 5070 (2025): No
- USB-C ports2 vs 12×
- Dolby AtmosYes · Crosshair 18 HX AI A2 RTX 5070 (2025): No
- Cooling fans3 vs 2+50%
- CPU threads32 vs 24+33%
- Max CPU clock5.8 GHz vs 5.4 GHz+7%
- Geekbench 6 single-core3,329 vs 3,163+5%
- SSD (base)1,024 GB vs 1,000 GB+2%
Why is Crosshair 18 HX AI A2 RTX 5070 (2025) better than ROG Strix G18 G814 RTX 4070 (2024)?
- RAM (up to)32 GB vs 96 GB3×
- SSD (up to)4,096 GB vs 8,000 GB+95%
- GPU compute (FP32)21.8 TFLOPS vs 26.2 TFLOPS+20%
- Max. supported RAM32 GB vs 96 GB3×
- Geekbench 6 multi-core20,163 vs 21,832+8%
- 3DMark Steel Nomad Light14,965 vs 15,580+4%
- Advanced OptimusNo · ROG Strix G18 G814 RTX 4070 (2024): Yes
- RAM (base)16 GB vs 32 GB2×
- Cinebench 2024 multi-core1,971 vs 2,086+6%
- Thickness30.8 mm vs 30 mm+3%
- USB-A ports2 vs 3+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4070 Laptop | GeForce RTX 5070 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 140 W | 115 W |
| Video memory | 8 GB | 8 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 4,608 | 4,608 |
| GPU compute (FP32) | 21.8 TFLOPS | 26.2 TFLOPS |
| 3DMark Steel Nomad Light | 14,965 | 15,580 |
| Processor | ||
| Processor | Core i9-14900HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 32 | 24 |
| Max CPU clock | 5.8 GHz | 5.4 GHz |
| Processor options | Core i9-14900HX | Core Ultra 9 275HX |
| Geekbench 6 multi-core | 20,163 | 21,832 |
| Geekbench 6 single-core | 3,329 | 3,163 |
| Cinebench 2024 multi-core | 1,971 | 2,086 |
| 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 | IPS | IPS |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | — | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 98% |
| Pixel density | 168 ppi | 168 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | Yes |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 96 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 5,600 MHz |
| Max. supported RAM | 32 GB | 96 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 8,000 GB |
| SSD (base) | 1,024 GB | 1,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 330 W | 240 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 3 kg | 3.1 kg |
| Thickness | 30.8 mm | 30 mm |
| Width | 399 mm | 404 mm |
| Depth | 294 mm | 280 mm |
| Body material | — | Plastic |
| Colours | Black | Black |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | — | 58.6 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 1 |
| USB-A ports | 2 | 3 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet | — | 1 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 6E |
| Bluetooth | 5.3 | 5.3 |
| Keyboard & camera | ||
| Keyboard backlight | — | Zone RGB |
| Per-key RGB | — | No |
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Webcam | 720p | 720p |
| IR camera (face login) | No | No |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.2 | 2 speakers |
| Dolby Atmos | Yes | No |
Related comparisons
vs
Acer Nitro 18 AI AN18-61 RTX 5070 (2025)vsAsus ROG Strix G18 G814 RTX 4070 (2024)5.45.5vs
Asus ROG Strix G18 G814 RTX 4070 (2024)vsAsus ROG Strix G18 G814 RTX 5070 (2025)5.54.5vs
Asus ROG Strix G18 G814 RTX 4070 (2024)vsAsus ROG Strix G18 G815 RTX 5080 (2025)5.57.8vs
Asus ROG Strix G18 G814 RTX 4070 (2024)vsAsus ROG Strix G18 G814 RTX 5060 (2025)5.54.9vs
Asus ROG Strix G18 G814 RTX 4070 (2024)vsAsus ROG Strix G18 G815 RTX 5070 (2025)5.55.6vs
Asus ROG Strix G18 G814 RTX 4070 (2024)vsMedion Erazer Beast 18 X1 RTX 5080 (2025)