Can I Run Qwen 2.5 14B Instruct on AMD Radeon RX 7900 XTX?

作者： Jakub Rusinowski · 最后更新： 2026年8月15日

Yes. Qwen 2.5 14B Instruct needs 8.5 GB at Q4_K_M and the AMD Radeon RX 7900 XTX has 24 GB, leaving about 15.5 GB of headroom, at roughly 55 tok/s (estimated) with room for up to 64K of context.

The numbers

Model	Qwen 2.5 14B Instruct
Parameters	14B
Quantization	Q4_K_M
VRAM needed	8.5 GB
AMD Radeon RX 7900 XTX VRAM	24 GB
Verdict	Runs
Max context	64K
Estimated speed	~55 tok/s

What to do next

Nothing to change — run it at Q4_K_M. If you want more capability, check whether the next size up also fits.

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Running Qwen 2.5 14B Instruct on this card:

AMD Radeon RX 7900 XTX 24GB

24 GB VRAM · 355 W board power

2026年价格波动较大——请以当前商品页价格为准。

在亚马逊查看价格

Buy vs. rent Qwen 2.5 14B Instruct

Buy the GPU

~$999

AMD Radeon RX 7900 XTX · MSRP

Rent by the hour

from $0.34/hr

RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$999) beats renting at $0.34/hr after about 4.1 years.

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RunPod $0.34/hr

Rent on RunPod →

Vast.ai $0.35/hr · typical low · varies

Rent on Vast.ai →

Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

Other Qwen 2.5 Family sizes on the AMD Radeon RX 7900 XTX

Qwen 2.5 72B Instruct — does not fit (43.5 GB)
Qwen 2.5 Coder 32B — runs (19.3 GB)
Qwen 2.5 7B Instruct — runs (4.6 GB)

Qwen 2.5 14B Instruct on nearby hardware

AMD Radeon RX 7900 XT (20 GB) — runs
NVIDIA GeForce RTX 5090 (32 GB) — runs

All Qwen 2.5 Family sizes on the AMD Radeon RX 7900 XTX | VRAM calculator for Qwen 2.5 14B Instruct | AMD Radeon RX 7900 XTX GPU page | Check your hardware