Lenovo Legion Slim 5 Gen 8 14 RTX 3050 (2023) vs MSI Katana 15 B13 RTX 4070 (2023)
What Legion Slim 5 Gen 8 14 RTX 3050 (2023) does better (21) and where Katana 15 B13 RTX 4070 (2023) wins (12) — every spec side by side.
vs
3.1Graphics7.4
3.6Overall performance6.8
8.5Display2.3
5.4Memory & storage4.4
9.3Battery & portability3.9
6.7Features & cooling3.3
Dimensions
Size comparison
Legion Slim 5 Gen 8 14 RTX 3050 (2023)Katana 15 B13 RTX 4070 (2023)
| Legion Slim 5 Gen 8 14 RTX 3050 (2023) | Katana 15 B13 RTX 4070 (2023) | Difference | |
|---|---|---|---|
| Depth | 249.1 mm | 259 mm | −9.9 mm |
| Width | 327.5 mm | 359 mm | −31.5 mm |
| Thickness | 20.8 mm | 25 mm | −4.2 mm |
| Weight | 1.8 kg | 2.2 kg | −0.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Legion Slim 5 Gen 8 14 RTX 3050 (2023) better than Katana 15 B13 RTX 4070 (2023)?
- Battery capacity74 Wh vs 54 Wh+38%
- SSD (up to)2,048 GB vs 1,000 GB2×
- Resolution class3K (1800p/2000p) vs Full HD (1080p/1200p)
- Panel typeOLED vs IPS
- Weight1.75 kg vs 2.25 kg+29%
- Brightness400 nits vs 250 nits+60%
- Response time1 ms vs 33 ms33×
- DCI-P3 coverage100% vs 38%2.6×
- Thickness20.8 mm vs 25 mm+20%
- HDRYes · Katana 15 B13 RTX 4070 (2023): No
- RAM typeLPDDR5X vs DDR5
- USB-C charging (Power Delivery)Yes · Katana 15 B13 RTX 4070 (2023): No
Why is Katana 15 B13 RTX 4070 (2023) better than Legion Slim 5 Gen 8 14 RTX 3050 (2023)?
- 3DMark Steel Nomad Light4,856 vs 13,0802.7×
- GPU compute (FP32)7.9 TFLOPS vs 18.2 TFLOPS2.3×
- Video memory6 GB vs 32 GB5.3×
- GPU shader cores2,048 vs 4,6082.2×
- GPU power (TGP)95 W vs 105 W+11%
- Refresh rate120 Hz vs 144 Hz+20%
- CPU cores6 vs 8+33%
- Upgradable RAMNo · Legion Slim 5 Gen 8 14 RTX 3050 (2023): Yes
- SSD (base)512 GB vs 1,000 GB+95%
- USB-A ports2 vs 3+50%
- Key travel1.5 mm vs 1.7 mm+13%
- Screen size14.5″ vs 15.6″+8%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 3050 Laptop | GeForce RTX 4070 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 95 W | 105 W |
| Video memory | 6 GB | 32 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 2,048 | 4,608 |
| GPU compute (FP32) | 7.9 TFLOPS | 18.2 TFLOPS |
| 3DMark Steel Nomad Light | 4,856 | 13,080 |
| Processor | ||
| Processor | Ryzen 5 7640HS | Core i9-13900H |
| CPU maker | AMD | Intel |
| CPU cores | 6 | 8 |
| CPU threads | 12 | — |
| Max CPU clock | 5 GHz | 4.4 GHz |
| Processor options | Ryzen 5 7640HS, Ryzen 7 7840HS, Ryzen 9 7940HS | Core i7-13620H, Core i9-13900H |
| Geekbench 6 multi-core | 10,009 | — |
| Geekbench 6 single-core | 2,425 | — |
| Cinebench 2024 multi-core | 736 | — |
| Display | ||
| Screen size | 14.5″ | 15.6″ |
| Resolution | 2880 × 1800 | 1920 × 1080 |
| Resolution class | 3K (1800p/2000p) | Full HD (1080p/1200p) |
| Refresh rate | 120 Hz | 144 Hz |
| Panel type | OLED | IPS |
| Brightness | 400 nits | 250 nits |
| sRGB coverage | 100% | 57% |
| Response time | 1 ms | 33 ms |
| DCI-P3 coverage | 100% | 38% |
| Pixel density | 234 ppi | 141 ppi |
| Aspect ratio | 16:10 | 16:9 |
| G-Sync / FreeSync | No | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | 6,400 MHz | 5,200 MHz |
| Max. supported RAM | — | 64 GB |
| RAM slots | — | 2 |
| Upgradable RAM | No | Yes |
| SSD (up to) | 2,048 GB | 1,000 GB |
| SSD (base) | 512 GB | 1,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 74 Wh | 54 Wh |
| Power adapter | 170 W | 200 W |
| USB-C charging (Power Delivery) | Yes | No |
| Design & cooling | ||
| Weight | 1.75 kg | 2.25 kg |
| Thickness | 20.8 mm | 25 mm |
| Width | 327.5 mm | 359 mm |
| Depth | 249.1 mm | 259 mm |
| Body material | Aluminium | Plastic |
| Colours | Gray | Black |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | No | No |
| Fan noise (max. load) | 52.5 dB | 54.4 dB |
| Ports & wireless | ||
| Thunderbolt or USB4 | No | No |
| 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 | No | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.2 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | 1.5 mm | 1.7 mm |
| Webcam | 1,080p | 720p |
| IR camera (face login) | No | No |
| Fingerprint reader | Yes | No |
| Audio | ||
| Speakers | 2.0 | 2 speakers |
| Dolby Atmos | No | No |
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