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text model · Qwen3 · Windows

Can I run Qwen3 14B on AMD Radeon RX 7900 XTX (24GB)?

Compatibility verdict VRAM threshold engine
Yes, it runsGPU accelerated

Yes. Qwen3 14B runs on AMD Radeon RX 7900 XTX (24GB) at Q4_K_M (~10.7 GB of ~23 GB usable).

Needs ~10.7 GB Device usable ~23 GB

Runs at Q4_K_M using ~10.7 GB of ~23 GB usable. You have room for Q8_0 for higher quality.

Q4_K_M needed
~10.7 GB
Usable on device
~23 GB
Device memory
24 GB
Best quant
Q4_K_M

Run it

Install commands Windows

Pick your tool. All three load the same Q4_K_M weights.

Ollama
$ ollama run qwen3:14b
llama.cpp
$ llama-cli -hf Qwen/Qwen3-14B-GGUF:Q4_K_M
LM Studio
$ lms get Qwen/Qwen3-14B-GGUF

AMD GPUs run via Vulkan/ROCm at roughly half CUDA throughput. NVIDIA is the smooth path on Windows.

Model Qwen3
Parameters
14B
Q4_K_M size
9 GB
Q8_0 size
15.7 GB
Context
32k
Ollama tag
qwen3:14b
Full Qwen3 14B requirements →
Device Windows
Memory
24 GB vram
Usable for weights
~23 GB
Best runtime
Ollama (ROCm) / llama.cpp ROCm (Linux)
Best models for AMD Radeon RX 7900 XTX (24GB) →

You could also run

Run Qwen3 14B on other hardware

FAQ

Can AMD Radeon RX 7900 XTX (24GB) run Qwen3 14B?

Yes. Qwen3 14B runs on AMD Radeon RX 7900 XTX (24GB) at Q4_K_M (~10.7 GB of ~23 GB usable).

How much memory does Qwen3 14B need?

AMD Radeon RX 7900 XTX (24GB) has room to spare. At Q4_K_M the weights are ~9 GB; with KV cache and runtime overhead, budget ~10.7 GB at a 4k context.

What is the best tool to run Qwen3 14B on Windows?

LM Studio for a simple setup; Ollama (CUDA) for the most speed. AMD GPUs run via Vulkan/ROCm at roughly half CUDA throughput. NVIDIA is the smooth path on Windows.

Sources

Memory figures are estimates. See methodology.