Question 1

Can RTX 3080 12GB run Gemma 2 9B?

Accepted Answer

Yes, RTX 3080 12GB can run Gemma 2 9B with a B grade (Runs well). Expected decode speed: 126.3 tok/s.

Question 2

How much VRAM does Gemma 2 9B need?

Accepted Answer

Gemma 2 9B (9B parameters) requires approximately 9.3 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for Gemma 2 9B?

Accepted Answer

The recommended quantization for Gemma 2 9B is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Tight fit	126.3 tok/s	2230 ms	8K
Chat	B	Runs well	126.3 tok/s	836 ms	8K
Coding	B	Runs well	126.3 tok/s	1533 ms	8K
RAG	C	Tight fit	126.3 tok/s	2788 ms	8K
Reasoning	B	Runs well	126.3 tok/s	1812 ms	8K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	3.5 GB	Low	D35
Q3_K_S	3	4.4 GB	Low	D36
NVFP4	4

Can RTX 3080 12GB run Gemma 2 9B?

Memory breakdown