ModelFit.Which device can run your LLM?

← All desktop gpus

Radeon RX 7900 XTX (desktop card)

Ranked #3 in desktop gpus by usable model memory — the one feature that decides which LLMs a device can run.

Usable model memory24 GB of 24 GB dedicated vram
Largest model, Q4 quality32B
ChipAMD RDNA 3 Navi 31
Memory speed960 GB/s
Storage—
Display—
Weight—
Operating systemCard — needs a PC
AI softwareROCm / Vulkan
PriceCheck retailer
Why this one

24 GB of usable model memory fits a 32B model at Q4 quality, with room left over for a long conversation. Memory decides local AI — everything else is second.

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Specifications: AMD RX 7900 XTX specs.

ModelFit. Laptops, desktop GPUs and mini PCs compared by one feature first: the memory your model can actually use — then everything else.

Specifications from manufacturer listings. Prices from retailer listings; check the retailer for the current price.