BBrainOutput
Apple·SoC

Apple M4 Max: Specs & Local-AI Compatibility

Up to ~128GB unified memory and high bandwidth — runs 70B models quietly.

Specs

Memory
128 GB unified
Memory type
Unified LPDDR5X
Bandwidth
546 GB/s
Approx FP16
to verify
Architecture
Apple M4 Max
Process
TSMC N3E
Power
60 W
Launch
2024

Models this chip can run

Open models graded for a single Apple M4 Max, best fit first.

  • Gemma 2 27B
    Gemma · ~27B · 8K ctx · Gemma Terms of Use

    Fits at FP16 (~54GB) with ~35.6GB headroom — about 1 concurrent instance.

    FP16 · ~54GBRuns well
  • Gemma 3 27B
    Gemma 3 · ~27B · 128K ctx · Gemma Terms of Use

    Fits at FP16 (~54GB) with ~35.6GB headroom — about 1 concurrent instance.

    FP16 · ~54GBRuns well
  • Mistral Small 24B
    Mistral · ~24B · 32K ctx · Apache-2.0

    Fits at FP16 (~48GB) with ~41.6GB headroom — about 1 concurrent instance.

    FP16 · ~48GBRuns well
  • DeepSeek-Coder V2 (class)
    DeepSeek · ~16B · 128K ctx · DeepSeek License

    Fits at FP16 (~33GB) with ~56.6GB headroom — about 2 concurrent instances.

    FP16 · ~33GBRuns well
  • StarCoder2 15B
    StarCoder · ~15B · 16K ctx · BigCode OpenRAIL-M

    Fits at FP16 (~30GB) with ~59.6GB headroom — about 2 concurrent instances.

    FP16 · ~30GBRuns well
  • Qwen2.5 14B
    Qwen · ~14B · 128K ctx · Apache-2.0

    Fits at FP16 (~30GB) with ~59.6GB headroom — about 2 concurrent instances.

    FP16 · ~30GBRuns well
  • Qwen3 14B
    Qwen · ~14B · 128K ctx · Apache-2.0

    Fits at FP16 (~30GB) with ~59.6GB headroom — about 2 concurrent instances.

    FP16 · ~30GBRuns well
  • Phi-3 Medium (14B)
    Phi · ~14B · 128K ctx · MIT

    Fits at FP16 (~28GB) with ~61.6GB headroom — about 3 concurrent instances.

    FP16 · ~28GBRuns well

Devices built on this chip

Build a private AI Business OS on Apple M4 Max

Run your own AI agents on hardware you control — private by design, no per-seat data leaving your premises. BrainOutput helps you pick the right machine and turn it into a working AI Business OS.

Explore the AI Business OS