Question 1

Can Mac Studio M2 Ultra 64GB run gemma 2b?

Accepted Answer

Yes, Mac Studio M2 Ultra 64GB can run gemma 2b with a C grade (Runs well). Expected decode speed: 426.2 tok/s.

Question 2

How much VRAM does gemma 2b need?

Accepted Answer

gemma 2b (2B parameters) requires approximately 10.1 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for gemma 2b?

Accepted Answer

The recommended quantization for gemma 2b is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	426.2 tok/s	661 ms	146K
Chat	C	Runs well	426.2 tok/s	350 ms	36K
Coding	C	Runs well	426.2 tok/s	454 ms	73K
RAG	C	Runs well	426.2 tok/s	826 ms	146K
Reasoning	C	Runs well	426.2 tok/s	537 ms	73K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	0.8 GB	Low	D30
Q3_K_S	3	1.0 GB	Low	D30
NVFP4	4

Can Mac Studio M2 Ultra 64GB run gemma 2b?

Memory breakdown