NVIDIA RTX 4070 / 4060 Laptop vs NVIDIA RTX 3060 Laptop
Which graphics card is better for running local language models? Here is how the NVIDIA RTX 4070 / 4060 Laptop (8 GB) compares against the NVIDIA RTX 3060 Laptop (6 GB) in real memory headroom, supported model architectures, and generation speed.
NVIDIA RTX 4070 / 4060 Laptop
- Memory Bandwidth: 256 GB/s (GDDR6 128-bit)
- Fits fully in VRAM: 25 popular models
- Power Draw (TDP): 115W
- Largest recommended (Q4): 8B
NVIDIA RTX 3060 Laptop
- Memory Bandwidth: 336 GB/s (GDDR6 192-bit)
- Fits fully in VRAM: 22 popular models
- Power Draw (TDP): 115W
- Largest recommended (Q4): <4B
The AI Local Check Verdict: Which GPU should you buy for AI?
The Classic Headroom vs Speed Trade-off: The NVIDIA RTX 4070 / 4060 Laptop has 2 GB more VRAM, allowing it to fit larger models that cannot run locally on the NVIDIA RTX 3060 Laptop.
However, the NVIDIA RTX 3060 Laptop has a higher memory bandwidth (336 GB/s vs 256 GB/s). For models that comfortably fit in 6 GB VRAM, the NVIDIA RTX 3060 Laptop will generate tokens roughly 31.0% faster. Choose the NVIDIA RTX 4070 / 4060 Laptop if you prioritize model size flexibility, or the NVIDIA RTX 3060 Laptop if you prioritize token generation speed on models up to 6 GB.
Models that fit on NVIDIA RTX 4070 / 4060 Laptop, but NOT on NVIDIA RTX 3060 Laptop
These models run entirely in GPU VRAM on the NVIDIA RTX 4070 / 4060 Laptop, but require slow system RAM offload on the NVIDIA RTX 3060 Laptop:
| Model | Size | Downloads | NVIDIA RTX 4070 / 4060 Laptop | NVIDIA RTX 3060 Laptop |
|---|---|---|---|---|
| Qwen/Qwen3-8B-GGUF | 8.19B | 720,434 | Fits in VRAM | Offload (Slow) |
| Qwen/Qwen2.5-Coder-14B-Instruct-GGUF | 14.77B | 193,803 | Fits in VRAM | Offload (Slow) |
| bartowski/Qwen2.5-14B-Instruct-GGUF | 14.77B | 165,137 | Fits in VRAM | Offload (Slow) |