Can I Run Qwen 3.5 9B on AMD Radeon RX 7900 XT?

Name: LLM Configurator — GPU VRAM Checker
Author: LLM Configurator

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

Yes. Qwen 3.5 9B needs 5.4 GB at Q4_K_M and the AMD Radeon RX 7900 XT has 20 GB, leaving about 14.6 GB of headroom, at roughly 66 tok/s (estimated) with room for up to 64K of context.

The numbers

Model	Qwen 3.5 9B
Parameters	9B
Quantization	Q4_K_M
VRAM needed	5.4 GB
AMD Radeon RX 7900 XT VRAM	20 GB
Verdict	Runs
Max context	64K
Estimated speed	~66 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 3.5 9B on this card:

AMD Radeon RX 7900 XT 20GB

20 GB VRAM · 315 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 3.5 9B

Buy the GPU

~$899

AMD Radeon RX 7900 XT · MSRP

Rent by the hour

from $0.34/hr

RTX 4090 (24 GB) class

At 2 hrs/day, buying (~$899) beats renting at $0.34/hr after about 3.7 years.

Affiliate links — we may earn a commission if you sign up, at no extra cost to you.

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 3.5 sizes on the AMD Radeon RX 7900 XT

Qwen 3.5 397B-A17B — does not fit (134.0 GB)
Qwen 3.5 122B-A10B — does not fit (73.7 GB)
Qwen 3.5 35B-A3B — runs at a lower quant (21.1 GB)
Qwen 3.5 27B — runs (16.3 GB)
Qwen 3.5 4B — runs (2.4 GB)
Qwen 3.5 2B — runs (1.2 GB)
Qwen 3.5 0.8B — runs (0.5 GB)

Qwen 3.5 9B on nearby hardware

Intel Arc B580 (12 GB) — runs
NVIDIA GeForce RTX 4090 (24 GB) — runs

All Qwen 3.5 sizes on the AMD Radeon RX 7900 XT | VRAM calculator for Qwen 3.5 9B | AMD Radeon RX 7900 XT GPU page | Check your hardware