Question 1

Can GTX 1080 Ti 11GB run Llama 2 7B Chat?

Accepted Answer

Yes, GTX 1080 Ti 11GB can run Llama 2 7B Chat with a B grade (Runs well). Expected decode speed: 81.6 tok/s.

Question 2

How much VRAM does Llama 2 7B Chat need?

Accepted Answer

Llama 2 7B Chat (7B parameters) requires approximately 7.7 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	B	Runs well	66.9 tok/s	4211 ms	40K
Chat	B	Runs well	66.9 tok/s	1579 ms	12K
Coding	B	Runs well	81.6 tok/s	2372 ms	23K
RAG	B	Runs well	66.9 tok/s	5263 ms	40K
Reasoning	B	Runs well	66.9 tok/s	3421 ms	23K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	2.7 GB	Low	D35
Q3_K_S	3	3.4 GB	Low	D36
NVFP4	4

Can GTX 1080 Ti 11GB run Llama 2 7B Chat?

Memory breakdown