Question 1

Can RX 7900 XT 20GB run Baichuan 13B?

Accepted Answer

Yes, RX 7900 XT 20GB can run Baichuan 13B with a B grade (Runs well). Expected decode speed: 62.8 tok/s.

Question 2

How much VRAM does Baichuan 13B need?

Accepted Answer

Baichuan 13B (13B parameters) requires approximately 14.6 GB of memory with Q5_K_M quantization.

Question 3

What is the best quantization for Baichuan 13B?

Accepted Answer

The recommended quantization for Baichuan 13B is Q5_K_M, which balances quality and memory efficiency.

Workload	Grade	Fit	Decode	TTFT	Context
Agentic Coding	C	Tight fit	52.3 tok/s	5384 ms	8K
Chat	C	Runs well	52.3 tok/s	2019 ms	8K
Coding	B	Runs well	62.8 tok/s	3084 ms	8K
RAG	C	Tight fit	52.3 tok/s	6729 ms	8K
Reasoning	C	Runs well	52.3 tok/s	4374 ms	8K

Quant	Bits	VRAM	Quality	Fit
Q2_K	2	5.1 GB	Low	D34
Q3_K_S	3	6.4 GB	Low	D36
NVFP4	4

Can RX 7900 XT 20GB run Baichuan 13B?

Memory breakdown