llamaperf

RTX 3060 12GB vs RTX 3080 20GB

For running local LLMs · 28 reports across 6 models

Side A
RTX 3060 12GB
Vendor
nvidia
VRAM
12GB
Memory
Discrete
Side B
RTX 3080 20GB
Vendor
nvidia
VRAM
20GB
Memory
Discrete

Highest reported generation speed by model family

These maxima come from different community setups. Model size, quantization, GPU count, offloading and concurrency may differ. They do not establish which GPU is faster for the same workload. Check the comparison conditions →

ModelRTX 3060 12GBRTX 3080 20GB
Qwen3.8up to 2400B50.6n=1257.5n=3
Qwen3.6up to 35B70.0n=5
DeepSeek V4 Flashup to 285B10.1n=217.5n=2
Gemma 4up to 31B60.0n=2
KAT-Coder V2.5-Dev14.2n=1
Qwen3.5up to 122B12.0n=1

More comparisons