GPU × local model compatibility
Can RTX 3090 24GB run Qwen 3 30B A3B?
Yes — with limited memory headroom.
The RTX 3090 remains relevant for local AI because its 24GB VRAM can hold Qwen 3 30B A3B at 4-bit.
21.49GBVRAM required
24.00GBAvailable memory
2.51GBMemory headroom
Q4_K_MRecommended quantization
8KContext
A lighter Q3_K_M / 8K configuration also fits.
Calculated estimate, not a measured benchmark.