How much VRAM does gemma 2 2b it need?

gemma 2 2b it (2B parameters) requires approximately 7.5 GB of memory with Q6_K quantization.

What is the best quantization for gemma 2 2b it?

The recommended quantization for gemma 2 2b it is Q6_K, which balances quality and memory efficiency.

Can it run?

Yes, MacBook Pro M3 Pro 36GB can run gemma 2 2b it with a C grade (Runs well). Expected decode speed: 62.4 tok/s.

CUsable

Runs well

Using Q6_K in Ollama

Capabilities:

Fit status

Runs well

Decode

62.4 tok/s

TTFT

3101 ms

Safe context

55K

Memory

7.5 GB / 25.9 GB

Weights1.6 GB

KV Cache0.8 GB

Runtime1.2 GB

Headroom3.9 GB

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	70.1 tok/s	4017 ms	110K
Chat	C	Runs well	70.1 tok/s	1506 ms	28K
Coding	C	Runs well	62.4 tok/s	3101 ms	55K
RAG	C	Runs well	70.1 tok/s	5021 ms	110K
Reasoning	C	Runs well	70.1 tok/s	3264 ms	55K

How gemma 2 2b it (2B params) fits at each quantization level on MacBook Pro M3 Pro 36GB (25.9 GB usable).

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

HuggingFace

huggingface-cli download hf-bartowski--gemma-2-2b-it-gguf

Upgrade options

MacBook Pro M3 Max 48GBBudget pick

C153.7 tok/s decode

~$2,499 MSRP

MacBook Pro M4 Max 48GBBest value

C220.2 tok/s decode

~$2,499 MSRP