Question 1

Can Mac Studio M2 Ultra 64GB run gemma 3 27b it?

Accepted Answer

Yes, Mac Studio M2 Ultra 64GB can run gemma 3 27b it with a C grade (Runs well). Expected decode speed: 31.6 tok/s.

Question 2

How much VRAM does gemma 3 27b it need?

Accepted Answer

gemma 3 27b it (27B parameters) requires approximately 28.8 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for gemma 3 27b it?

Accepted Answer

The recommended quantization for gemma 3 27b it is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	28.2 tok/s	9996 ms	45K
Chat	C	Runs well	28.2 tok/s	3748 ms	14K
Coding	C	Runs well	31.6 tok/s	6132 ms	26K
RAG	C	Runs well	28.2 tok/s	12494 ms	45K
Reasoning	C	Runs well	28.2 tok/s	8121 ms	26K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	10.5 GB	Low	D34
Q3_K_S	3	13.2 GB	Low	D36
NVFP4	4

Can Mac Studio M2 Ultra 64GB run gemma 3 27b it?

Memory breakdown