H100 80GB SXM5 vs MacBook Pro M3 Max 128GB for Local LLMs
The H100 80GB SXM5 has about 738% more memory bandwidth (3,350 vs 400 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 738% faster on the H100 80GB SXM5. The MacBook Pro M3 Max 128GB fits more of the catalog at Q4/8K — 47 vs 46 of 61 models (128 vs 80 GB VRAM). Largest model that fits the MacBook Pro M3 Max 128GB but not the H100 80GB SXM5: DeepSeek-V4-Flash (158.1B). MSRP is $30,000 for the H100 80GB SXM5 vs $4,199 for the MacBook Pro M3 Max 128GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. Not retail-shoppable: H100 80GB SXM5 (datacenter-class; cloud rental is the realistic way to use it). In the Q4/8K head-to-head below (54 shared models), the H100 80GB SXM5 posts the higher tok/s in 54 rows vs 0. Methodology.