Asus ROG Zephyrus G15 GA503 RTX 3080 (2021) vs Lenovo Legion Slim 7 15 AMD RTX 3060 (2021)
What ROG Zephyrus G15 GA503 RTX 3080 (2021) does better (17) and where Legion Slim 7 15 AMD RTX 3060 (2021) wins (6) — every spec side by side.
vs
6.3Graphics3.8
4.3Overall performance2.5
2.7Display4.5
7.5Memory & storage4.8
7.0Battery & portability4.5
2.4Features & cooling2.3
Dimensions
Size comparison
ROG Zephyrus G15 GA503 RTX 3080 (2021)Legion Slim 7 15 AMD RTX 3060 (2021)
| ROG Zephyrus G15 GA503 RTX 3080 (2021) | Legion Slim 7 15 AMD RTX 3060 (2021) | Difference | |
|---|---|---|---|
| Depth | 243 mm | 252 mm | −9 mm |
| Width | 355 mm | 356 mm | −1 mm |
| Thickness | 19.9 mm | 17.9 mm | +2 mm |
| Weight | 1.9 kg | 1.9 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G15 GA503 RTX 3080 (2021) better than Legion Slim 7 15 AMD RTX 3060 (2021)?
- Battery capacity90 Wh vs 71 Wh+27%
- RAM (up to)48 GB vs 32 GB+50%
- SSD (up to)4,096 GB vs 2,048 GB2×
- GPU compute (FP32)16.7 TFLOPS vs 12.3 TFLOPS+36%
- 3DMark Steel Nomad Light10,271 vs 7,658+34%
- GPU shader cores6,144 vs 3,840+60%
- Geekbench 6 multi-core7,424 vs 6,709+11%
- Cinebench 2024 multi-core594 vs 441+35%
- Video memory8 GB vs 6 GB+33%
- CPU cores8 vs 6+33%
- Liquid metal (CPU)Yes · Legion Slim 7 15 AMD RTX 3060 (2021): No
- Dolby AtmosYes · Legion Slim 7 15 AMD RTX 3060 (2021): No
Why is Legion Slim 7 15 AMD RTX 3060 (2021) better than ROG Zephyrus G15 GA503 RTX 3080 (2021)?
- MUX switchNo · ROG Zephyrus G15 GA503 RTX 3080 (2021): Yes
- Refresh rate144 Hz vs 165 Hz+15%
- HDRNo · ROG Zephyrus G15 GA503 RTX 3080 (2021): Yes
- RAM (base)8 GB vs 16 GB2×
- Thickness19.9 mm vs 17.9 mm+11%
- sRGB coverage62% vs 100%+61%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 3080 Laptop | GeForce RTX 3060 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 80 W | 80 W |
| Video memory | 8 GB | 6 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 6,144 | 3,840 |
| GPU compute (FP32) | 16.7 TFLOPS | 12.3 TFLOPS |
| 3DMark Steel Nomad Light | 10,271 | 7,658 |
| Processor | ||
| Processor | Ryzen 7 5800HS | Ryzen 5 5600H |
| CPU maker | AMD | AMD |
| CPU cores | 8 | 6 |
| CPU threads | 16 | 12 |
| Max CPU clock | 4.4 GHz | 4.2 GHz |
| Processor options | Ryzen 7 5800HS, Ryzen 9 5900HS | Ryzen 5 5600H, Ryzen 7 5800H, Ryzen 9 5900HX |
| Geekbench 6 multi-core | 7,424 | 6,709 |
| Geekbench 6 single-core | 1,968 | 1,809 |
| Cinebench 2024 multi-core | 594 | 441 |
| Display | ||
| Screen size | 15.6″ | 15.6″ |
| Resolution | 1920 × 1080 | 1920 × 1080 |
| Resolution class | Full HD (1080p/1200p) | Full HD (1080p/1200p) |
| Refresh rate | 144 Hz | 165 Hz |
| Panel type | IPS | IPS |
| Brightness | 300 nits | 300 nits |
| sRGB coverage | 62% | 100% |
| Response time | — | 3 ms |
| Pixel density | 141 ppi | 141 ppi |
| Aspect ratio | 16:9 | 16:9 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | No | Yes |
| HDR | No | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 48 GB | 32 GB |
| RAM (base) | 8 GB | 16 GB |
| RAM type | DDR4 | DDR4 |
| RAM speed | 3,200 MHz | 3,200 MHz |
| Max. supported RAM | 48 GB | 32 GB |
| RAM slots | 1 | 1 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 2,048 GB |
| SSD (base) | 512 GB | 512 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 3.0 x4 | PCIe 3.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 71 Wh |
| Power adapter | 200 W | 230 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 1.9 kg | 1.9 kg |
| Thickness | 19.9 mm | 17.9 mm |
| Width | 355 mm | 356 mm |
| Depth | 243 mm | 252 mm |
| Body material | Aluminium | Aluminium |
| Colours | White, Black, Gray | Black, Gray |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 51 dB | — |
| Ports & wireless | ||
| Thunderbolt or USB4 | No | No |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.0 | — |
| HDMI 2.1 | No | No |
| (Mini) DisplayPort | No | No |
| Ethernet port | Yes | No |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.1 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.7 mm | 1.3 mm |
| Webcam | — | 720p |
| IR camera (face login) | No | No |
| Fingerprint reader | — | Yes |
| Audio | ||
| Speakers | 2.2 | 2.0 |
| Dolby Atmos | Yes | No |
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