Question 1

Can Intel Arc B580 12GB run AI21 Jamba2 3B?

Accepted Answer

Yes, Intel Arc B580 12GB can run AI21 Jamba2 3B with a C grade (Runs well). Expected decode speed: 179.4 tok/s.

Question 2

How much VRAM does AI21 Jamba2 3B need?

Accepted Answer

AI21 Jamba2 3B (3B parameters) requires approximately 5.0 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for AI21 Jamba2 3B?

Accepted Answer

The recommended quantization for AI21 Jamba2 3B is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	119.6 tok/s	2354 ms	74K
Chat	C	Runs well	119.6 tok/s	883 ms	19K
Coding	C	Runs well	179.4 tok/s	1079 ms	38K
RAG	C	Runs well	119.6 tok/s	2943 ms	74K
Reasoning	C	Runs well	119.6 tok/s	1913 ms	38K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	1.2 GB	Low	D31
Q3_K_S	3	1.5 GB	Low	D31
NVFP4	4

Can Intel Arc B580 12GB run AI21 Jamba2 3B?

Memory breakdown