Asus ROG Zephyrus G16 GU603 RTX 4060 (2023) vs Lenovo Legion Slim 5i Gen 8 RTX 4070 (2023)
What ROG Zephyrus G16 GU603 RTX 4060 (2023) does better (15) and where Legion Slim 5i Gen 8 RTX 4070 (2023) wins (11) — every spec side by side.
vs
6.1Graphics8.0
6.0Overall performance6.1
8.3Display5.9
2.5Memory & storage4.9
9.7Battery & portability6.9
6.7Features & cooling8.8
Dimensions
Size comparison
ROG Zephyrus G16 GU603 RTX 4060 (2023)Legion Slim 5i Gen 8 RTX 4070 (2023)
| ROG Zephyrus G16 GU603 RTX 4060 (2023) | Legion Slim 5i Gen 8 RTX 4070 (2023) | Difference | |
|---|---|---|---|
| Depth | 243 mm | 260.3 mm | −17.3 mm |
| Width | 355 mm | 359.7 mm | −4.7 mm |
| Thickness | 22 mm | 25.2 mm | −3.2 mm |
| Weight | 2 kg | 2.3 kg | −0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G16 GU603 RTX 4060 (2023) better than Legion Slim 5i Gen 8 RTX 4070 (2023)?
- Refresh rate240 Hz vs 144 Hz+67%
- Battery capacity90 Wh vs 80 Wh+12%
- CPU cores14 vs 8+75%
- Brightness500 nits vs 300 nits+67%
- Weight2 kg vs 2.3 kg+15%
- HDRYes · Legion Slim 5i Gen 8 RTX 4070 (2023): No
- RAM (base)16 GB vs 8 GB2×
- Liquid metal (CPU)Yes · Legion Slim 5i Gen 8 RTX 4070 (2023): No
- IR camera (face login)Yes · Legion Slim 5i Gen 8 RTX 4070 (2023): No
- Dolby AtmosYes · Legion Slim 5i Gen 8 RTX 4070 (2023): No
- SSD (base)1,000 GB vs 512 GB+95%
- Thickness22 mm vs 25.2 mm+15%
Why is Legion Slim 5i Gen 8 RTX 4070 (2023) better than ROG Zephyrus G16 GU603 RTX 4060 (2023)?
- RAM (up to)16 GB vs 32 GB2×
- SSD (up to)1,000 GB vs 2,048 GB2×
- GPU compute (FP32)14.6 TFLOPS vs 21.8 TFLOPS+49%
- GPU power (TGP)120 W vs 140 W+17%
- 3DMark Steel Nomad Light11,212 vs 13,630+22%
- GPU shader cores3,072 vs 4,608+50%
- Advanced OptimusNo · ROG Zephyrus G16 GU603 RTX 4060 (2023): Yes
- RAM typeDDR4 vs DDR5
- Wi-Fi standardWi-Fi 6 vs Wi-Fi 6E+8%
- RAM speed3,200 MHz vs 5,200 MHz+62%
- Webcam720p vs 1,080p+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4060 Laptop | GeForce RTX 4070 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 120 W | 140 W |
| Video memory | 8 GB | 8 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 3,072 | 4,608 |
| GPU compute (FP32) | 14.6 TFLOPS | 21.8 TFLOPS |
| 3DMark Steel Nomad Light | 11,212 | 13,630 |
| Processor | ||
| Processor | Core i9-13900H | Core i5-12450H |
| CPU maker | Intel | Intel |
| CPU cores | 14 | 8 |
| CPU threads | — | 12 |
| Max CPU clock | 5.4 GHz | 4.4 GHz |
| Processor options | Core i7-12700H, Core i7-13620H, Core i9-13900H | Core i5-12450H, Core i5-13420H, Core i5-13500H, Core i7-13700H |
| Geekbench 6 multi-core | — | 9,732 |
| Geekbench 6 single-core | — | 2,290 |
| Cinebench 2024 multi-core | — | 624 |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 1920 × 1200 | 1920 × 1200 |
| Resolution class | Full HD (1080p/1200p) | Full HD (1080p/1200p) |
| Refresh rate | 240 Hz | 144 Hz |
| Panel type | IPS | IPS |
| Brightness | 500 nits | 300 nits |
| sRGB coverage | 100% | — |
| Response time | 7 ms | — |
| DCI-P3 coverage | 74% | — |
| Pixel density | 142 ppi | 142 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | Yes |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 16 GB | 32 GB |
| RAM (base) | 16 GB | 8 GB |
| RAM type | DDR4 | DDR5 |
| RAM speed | 3,200 MHz | 5,200 MHz |
| Max. supported RAM | 48 GB | 32 GB |
| RAM slots | 1 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 2,048 GB |
| SSD (base) | 1,000 GB | 512 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 80 Wh |
| Power adapter | 240 W | 230 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 2 kg | 2.3 kg |
| Thickness | 22 mm | 25.2 mm |
| Width | 355 mm | 359.7 mm |
| Depth | 243 mm | 260.3 mm |
| Body material | Aluminium, Plastic | Aluminium, Plastic |
| Colours | Grey | Gray |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 60 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 | 1 Gbit/s | — |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 6E |
| Bluetooth | 5.2 | 5.2 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.7 mm | 1.5 mm |
| Webcam | 720p | 1,080p |
| IR camera (face login) | Yes | No |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2 speakers | 2.0 |
| Dolby Atmos | Yes | No |
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