Asus ROG Strix G18 G815 RTX 5080 (2025) vs MSI Titan 18 HX AI RTX 5070 Ti (2025)
What ROG Strix G18 G815 RTX 5080 (2025) does better (16) and where Titan 18 HX AI RTX 5070 Ti (2025) wins (9) — every spec side by side.
vs
7.7Graphics5.2
8.3Overall performance6.9
8.6Display2.3
4.0Memory & storage9.4
3.0Battery & portability5.2
8.3Features & cooling5.9
Dimensions
Size comparison
ROG Strix G18 G815 RTX 5080 (2025)Titan 18 HX AI RTX 5070 Ti (2025)
| ROG Strix G18 G815 RTX 5080 (2025) | Titan 18 HX AI RTX 5070 Ti (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 307.5 mm | −9.5 mm |
| Width | 399 mm | 404 mm | −5 mm |
| Thickness | 32 mm | 32 mm | = |
| Weight | 3.2 kg | 3.6 kg | −0.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G815 RTX 5080 (2025) better than Titan 18 HX AI RTX 5070 Ti (2025)?
- Refresh rate240 Hz vs 144 Hz+67%
- GPU power (TGP)175 W vs 140 W+25%
- Resolution classQHD (1440p/1600p) vs Full HD (1080p/1200p)
- Panel typeMini-LED vs IPS
- GPU compute (FP32)42 TFLOPS vs 31.2 TFLOPS+35%
- 3DMark Steel Nomad Light27,302 vs 21,179+29%
- Weight3.2 kg vs 3.6 kg+12%
- Video memory16 GB vs 12 GB+33%
- GPU shader cores7,680 vs 5,888+30%
- G-Sync / FreeSyncYes · Titan 18 HX AI RTX 5070 Ti (2025): No
- HDRYes · Titan 18 HX AI RTX 5070 Ti (2025): No
- Liquid metal (CPU)Yes · Titan 18 HX AI RTX 5070 Ti (2025): No
Why is Titan 18 HX AI RTX 5070 Ti (2025) better than ROG Strix G18 G815 RTX 5080 (2025)?
- RAM (up to)64 GB vs 128 GB2×
- SSD (up to)1,000 GB vs 8,192 GB8.2×
- Battery capacity90 Wh vs 100 Wh+11%
- Max. supported RAM64 GB vs 128 GB2×
- SD card readerNo · ROG Strix G18 G815 RTX 5080 (2025): Yes
- M.2 SSD slots2 vs 3+50%
- USB-C charging power100 W vs 140 W+40%
- RAM speed5,600 MHz vs 6,400 MHz+14%
- SSD (base)1,000 GB vs 1,024 GB+2%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5070 Ti Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 140 W |
| Video memory | 16 GB | 12 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 5,888 |
| GPU compute (FP32) | 42 TFLOPS | 31.2 TFLOPS |
| 3DMark Steel Nomad Light | 27,302 | 21,179 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | — | 24 |
| Max CPU clock | 5.5 GHz | 5.4 GHz |
| Processor options | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX | Core Ultra 9 275HX, Core Ultra 9 285HX, Ryzen 9 9955HX3D, Ryzen 9 9955HX |
| Geekbench 6 multi-core | — | 22,316 |
| Geekbench 6 single-core | — | 3,260 |
| Cinebench 2024 multi-core | — | 2,125 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 1920 × 1200 |
| Resolution class | QHD (1440p/1600p) | Full HD (1080p/1200p) |
| Refresh rate | 240 Hz | 144 Hz |
| Panel type | Mini-LED | 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 | 128 GB |
| RAM (base) | 32 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 6,400 MHz |
| Max. supported RAM | 64 GB | 128 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 8,192 GB |
| SSD (base) | 1,000 GB | 1,024 GB |
| M.2 SSD slots | 2 | 3 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 380 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 140 W |
| Design & cooling | ||
| Weight | 3.2 kg | 3.6 kg |
| Thickness | 32 mm | 32 mm |
| Width | 399 mm | 404 mm |
| Depth | 298 mm | 307.5 mm |
| Body material | Plastic | Aluminium |
| Colours | Green | Gray |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 49.7 dB | 58.9 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 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 | No | Yes |
| 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 | 1.7 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 4.2 |
| Dolby Atmos | Yes | No |
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