Sep 30, 2026 · Artificial Intelligence

Mac Studio M5 Ultra 256GB + MiniMax H3: Building a Local AI Short Drama Factory

The article details building a fully local AI short drama pipeline on a Mac Studio M5 Ultra 256GB using MiniMax H3, covering hardware sizing, model quantization, multi-stage generation, agent-based workflow, character consistency, and realistic daily throughput constraints.

AI video generationApple SiliconFFmpeg

0 likes · 11 min read

Mac Studio M5 Ultra 256GB + MiniMax H3: Building a Local AI Short Drama Factory

Lao Guo's Learning Space

Sep 28, 2026 · Artificial Intelligence

MiniMax H3 on Mac Studio M5 Ultra: 256GB RAM Fits 33B Model, But 45x Slower Than RTX 4090

The author tests MiniMax H3, a 33B open-source multimodal video model with native stereo audio, on a Mac Studio M5 Ultra 256GB using ComfyUI and vpipe, achieving 768p 5-second clips in 2 minutes 22 seconds optimized, highlighting the Mac's massive unified memory advantage but 45x slower inference versus RTX 4090, plus licensing and hardware decision guidance.

Apple SiliconMac Studio M5 UltraMiniMax H3

0 likes · 9 min read

MiniMax H3 on Mac Studio M5 Ultra: 256GB RAM Fits 33B Model, But 45x Slower Than RTX 4090