Skip to content
localmodel.run

Device profile · Windows

Best local LLMs for AMD Radeon RX 7900 XTX (24GB)

AMD Radeon RX 7900 XTX (24GB) has ~23 GB usable for model weights and runs 58 of 67 popular models. Best tool: LM Studio.

Usable memory
~23 GB
Models run
58
Too large
9
Top pick
35B
Top pick Q4_K_M

Fits at Q4_K_M (~22.3 GB of ~23 GB usable) but with little headroom, close other apps.

Runs on AMD Radeon RX 7900 XTX (24GB)

Compatible models 58 total

Too large for this device

Best way to run models on Windows

Runtime guide Windows

Beginner: LM Studio, Best GUI on Windows, auto-detects CUDA/Vulkan backends.

Power user: Ollama (CUDA), Scriptable server; CUDA path is fastest on NVIDIA.

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

Full Windows tool guide →

FAQ

What is the best local LLM for AMD Radeon RX 7900 XTX (24GB)?

Command R 35B is the strongest model that runs comfortably, using ~22.3 GB at Q4_K_M of the ~23 GB usable on AMD Radeon RX 7900 XTX (24GB).

How much of AMD Radeon RX 7900 XTX (24GB)'s memory can I use for a model?

About 23 GB. On a discrete GPU, leave ~1 GB of VRAM for the driver and display.

Which tool should I use on Windows?

LM Studio (Best GUI on Windows, auto-detects CUDA/Vulkan backends.) or Ollama (CUDA) for 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.