https://llmrequirements.com/news/2026-07-01-mimo-v2-5-dual-dgx-spark LLMRequirements.com en 2026-07-01T00:00:00.000Z Xiaomi MiMo V2.5 on 2x DGX Spark: 32 tok/s single, 184 tok/s at 8 concurrent, 97.8 tool-quality (measured) software, performance, nvidia, dgx-spark, nvfp4, mimo