Question 1

Can MacBook Pro M4 Max 128GB run Llama 2 7B Chat?

Accepted Answer

Yes, MacBook Pro M4 Max 128GB can run Llama 2 7B Chat with a C grade (Runs well). Expected decode speed: 83.1 tok/s.

Question 2

How much VRAM does Llama 2 7B Chat need?

Accepted Answer

Llama 2 7B Chat (7B parameters) requires approximately 20.4 GB of memory with Q4_K_M quantization.

Question 3

What is the best quantization for Llama 2 7B Chat?

Accepted Answer

The recommended quantization for Llama 2 7B Chat is Q4_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Runs well	83.1 tok/s	3388 ms	137K
Chat	C	Runs well	83.1 tok/s	1271 ms	37K
Coding	C	Runs well	83.1 tok/s	2329 ms	72K
RAG	C	Runs well	83.1 tok/s	4235 ms	137K
Reasoning	C	Runs well	83.1 tok/s	2753 ms	72K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	2.7 GB	Low	D30
Q3_K_S	3	3.4 GB	Low	D30
NVFP4	4

Can MacBook Pro M4 Max 128GB run Llama 2 7B Chat?

Memory breakdown