Can I Run Qwen 3.5 on AMD Radeon RX 7900 XTX?

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

Autor: Jakub Rusinowski · Ostatnia aktualizacja: 24 lutego 2026

Yes, comfortably — you'll have ~7.5 GB of headroom running Qwen 3.5 27B at Q4_K_M (16.5 GB, ~58 tok/s (est.)).

Ujawnienie afiliacyjne: Niektóre odnośniki na tej stronie to linki afiliacyjne — jeśli dokonasz zakupu za ich pośrednictwem, LLM Configurator może otrzymać prowizję bez dodatkowych kosztów dla Ciebie. Jako uczestnik programu Amazon Associates, LLM Configurator zarabia na kwalifikujących się zakupach.

Sprawdź cenę na Amazon — AMD Radeon RX 7900 XTX 24GB

AMD Radeon RX 7900 XTX Specs

VRAM	24 GB
Memory Bandwidth	960 GB/s

Qwen 3.5 27B on the AMD Radeon RX 7900 XTX: VRAM by quantization

Quant	VRAM needed	Fits 24 GB?	Max context
F16	63.4 GB	✗ No	—
Q8_0	38.1 GB	✗ No	—
Q6_K	31.6 GB	✗ No	—
Q5_K_M	28.6 GB	✗ No	—
Q4_K_M	25.7 GB	✗ No	—
Q3_K_M	20.9 GB	✓ Yes	4K
Q2_K	18.3 GB	✓ Yes	4K

VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 24 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.

Qwen 3.5 Sizes That Fit the AMD Radeon RX 7900 XTX

Qwen 3.5 27B	Q4_K_M · 16.5 GB · ~58 tok/s (est.)
Qwen 3.5 9B	Q4_K_M · 6.6 GB · ~145 tok/s (est.)
Qwen 3.5 4B	Q4_K_M · 3.4 GB · ~282 tok/s (est.)
Qwen 3.5 2B	Q4_K_M · 2.7 GB · ~356 tok/s (est.)
Qwen 3.5 0.8B	Q4_K_M · 1 GB · ~400 tok/s (est.)

Buy vs. rent Qwen 3.5

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.

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