Can Mac Studio M5 Ultra 512 GB run Nemotron 3.5 Super VL 120B-A12B?

512 GB unified · 1228 GB/s memory bandwidth · Nemotron 3.5 Super VL 120B-A12B has 120B parameters (12B active per token).

Short answer

Yes, excellent for chat and comfortable or better for every workload we test.

Best quantization for chat: MXFP4 (60 GB of weights) on vLLM. Generation: 45–75 tok/s, leaving about 440 GB free for your other apps.

How it rates for each workload

Same model and machine, different jobs. Agents and long documents send far bigger prompts than chat, so they need much more speed and memory.

Workload	Verdict	Quant	Generation	First reply	Context
Chatwith Open WebUI	Excellent	MXFP4	45–75 tok/s	≈1 s	8K	Details
Coding questionswith Continue	Excellent	MXFP4	45–75 tok/s	≈6 s	16K	Details
Coding in a repositorywith Aider	Excellent	MXFP4	45–75 tok/s	≈20 s	32K	Details
Agentic codingwith OpenCode	Comfortable	MXFP4	45–75 tok/s	≈25 s	32K	Details
Long documents (64K)with Open WebUI	Excellent	MXFP4	45–75 tok/s	≈70 s	64K	Details

Speeds are bandwidth-based estimates; no direct benchmark exists for this pair. “First reply” is the time to read the workload’s opening prompt. How we calculate

Other models for Mac Studio M5 Ultra 512 GB

The best-rated models for chat on this machine.

Everything Mac Studio M5 Ultra 512 GB can run

Cheapest machines for Nemotron 3.5 Super VL 120B-A12B

Hardware rated comfortable or better for chat, lowest price first.

Same chip, other memory: 128 GB, 256 GB

Different tool, context size or workload?

These pages use typical settings. The full check models your exact setup.

Check my exact setup