llamaperf

RTX 3080 20GB vs AMD Strix Halo 128GB

For running local LLMs · 35 reports across 8 models

Side A
RTX 3080 20GB
Vendor
nvidia
VRAM
20GB
Memory
Discrete
Side B
AMD Strix Halo 128GB
Vendor
amd
VRAM
128GB
Memory
Unified

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 3080 20GBAMD Strix Halo 128GB
Qwen3.8up to 2400B57.5n=3153.3n=13
Qwen3.6up to 35B50.0n=8
DeepSeek V4 Flashup to 285B17.5n=235.0n=4
GLM-4.740.0n=1
LFM2.5up to 3B113.0n=1
Nex-N2.5-mini76.9n=1
Qwen3-Coder-Next36.8n=1
Qwen3.5up to 122B49.0n=1

More comparisons