Mac Studio M3 Ultra 96GB vs Titan X Pascal 12GB for Local LLMs
The Mac Studio M3 Ultra 96GB has about 71% more memory bandwidth (819 vs 480 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 71% faster on the Mac Studio M3 Ultra 96GB. The Mac Studio M3 Ultra 96GB fits more of the catalog at Q4/8K — 51 vs 18 of 69 models (96 vs 12 GB VRAM). Largest model that fits the Mac Studio M3 Ultra 96GB but not the Titan X Pascal 12GB: DeepSeek-V4-Flash (158.1B). MSRP is $3,999 for the Mac Studio M3 Ultra 96GB vs $1,200 for the Titan X Pascal 12GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. In the Q4/8K head-to-head below (41 shared models), the Mac Studio M3 Ultra 96GB posts the higher tok/s in 37 rows vs 4. Methodology.