32 GB VRAM · Q4 native Amazon
RTX 5090
Vorteile
- Runs Qwen3.5 4B at Q4 natively
- 32 GB VRAM — adequate headroom
CPU-capable model ready
Qwen3.5 4B
40 consumer GPUs can run Qwen3.5 4B at Q4 natively. Precise VRAM thresholds and benchmarks below.
40 Compatible GPUs
4.66B params
262K context
Top pick
RTX 5090 · 32 GB VRAM runs Q4 natively
Prices and availability may change · affiliate link
Javier Morales AI hardware specialist — 8 years of experience
GitHub: github.com/javier-morales-ia
llama.cpp 0.2.x · CUDA 12 · ROCm 6 · updated monthly · methodology →
Execution Context
ARCHITECTURE TRANSFORMER
CONTEXT 262K TOKENS
QUANTIZATION 4-BIT GGUF
PROVIDER Alibaba
LICENSE Apache 2.0
Hardware Decision
This model requires aEntry GPU (8 GB VRAM)
Compatible GPUs for Qwen3.5 4B
Best picks by compatibility, VRAM headroom, and value — prices and availability may change.
24 GB VRAM · Q4 native Amazon
RTX 4090
Vorteile
- Runs Qwen3.5 4B at Q4 natively
- 24 GB VRAM — adequate headroom
128 GB VRAM · Q4 native Amazon
M4 Ultra
Vorteile
- Runs Qwen3.5 4B at Q4 natively
- 128 GB VRAM — adequate headroom
Einige Links sind Amazon-Partnerlinks. Wir koennen ohne Mehrkosten fuer Sie eine Provision erhalten. Amazon-Cookies koennen nach Ihrem Klick bis zu 24 Stunden bestehen.
How to run this model
CPU vs GPU for Qwen3.5 4B →
VRAM Calculator — instant compatibility check
RTX 5090
32 GB · Runs Q4 natively · Check availability
*Prices and availability may change. Some links are affiliate links.
System Requirements
GPU VRAM 2.6 GB Entry GPU
System RAM 16 GB
DDR4/DDR5
Storage 2.3 GB Q4 · SSD recommended
CPU i7 → 12 tok/s Runs without GPU
VRAM by Quantization
| Quantization | VRAM needed | Disk space | Quality |
|---|---|---|---|
| FP16 (max quality) | 10.3 GB | 9.3 GB | Maximum |
| Q8 (high quality) | 5.1 GB | 4.7 GB | Near-lossless |
| Q4 (recommended) Best balance | 2.6 GB | 2.3 GB | Recommended |
| Q2 (minimum) | 1.3 GB | 1.2 GB | Quality loss |
Model Details
| Developer | Alibaba |
| Parameters | 4.66B |
| Context window | 262,144 tokens |
| License | Apache 2.0 |
| Use cases | chat, reasoning, coding |
| Released | 2026-02 |
Install with Ollama
ollama run qwen3.5:4b Hugging Face
Qwen/Qwen3.5-4B Technical Requirements
Can your GPU run Qwen3.5 4B?
Qwen3.5 4B requires <strong class="text-primary-container">2.6 GB VRAM</strong> at Q4. 40 consumer GPUs meet this threshold. Below 8 GB or 0.6000000000000001 GB you'll hit significant offload latency.
1.3GB Critical min
2.6GB Optimal Q4
5.1GB High Quality Q8
10.3GB Max FP16
Hardware Performance Matrix
40 Q4 native · 0 offload
| GPU Unit | VRAM | Compatibility | Est. Speed | Action |
|---|---|---|---|---|
| RTX 5090 | 32GB | Optimal | 181 tok/s | Calculate → |
| RTX 4090 | 24GB | Optimal | 156 tok/s | Calculate → |
| M4 Ultra | 128GB | Optimal | 163 tok/s | Calculate → |
| RTX 5080 | 16GB | Optimal | 154 tok/s | Calculate → |
| M3 Ultra | 192GB | Optimal | 138 tok/s | Calculate → |
| RTX 4080 Super | 16GB | Optimal | 121 tok/s | Calculate → |
| RTX 5070 Ti | 16GB | Optimal | 141 tok/s | Calculate → |
| RTX 3090 | 24GB | Optimal | 142 tok/s | Calculate → |
| M4 Max 48GB | 48GB | Optimal | 94 tok/s | Calculate → |
| RX 7900 XTX | 24GB | Optimal | 150 tok/s | Calculate → |
| M4 Max 36GB | 36GB | Optimal | 93 tok/s | Calculate → |
| RTX 4070 Ti Super | 16GB | Optimal | 107 tok/s | Calculate → |
| RTX 3080 Ti | 12GB | Optimal | 131 tok/s | Calculate → |
| RX 7900 XT | 20GB | Optimal | 125 tok/s | Calculate → |
| RTX 5070 | 12GB | Optimal | 107 tok/s | Calculate → |
| RTX 3080 | 10GB | Optimal | 112 tok/s | Calculate → |
| M4 Pro | 24GB | Optimal | 52 tok/s | Calculate → |
| RX 7800 XT | 16GB | Optimal | 97 tok/s | Calculate → |
| RX 6800 XT | 16GB | Optimal | 76 tok/s | Calculate → |
| RTX 4070 | 12GB | Optimal | 79 tok/s | Calculate → |
| RTX 4060 Ti 16GB | 16GB | Optimal | 50 tok/s | Calculate → |
| RX 7700 XT | 12GB | Optimal | 66 tok/s | Calculate → |
| RTX 3070 Ti | 8GB | Optimal | 92 tok/s | Calculate → |
| RTX 4060 Ti | 8GB | Optimal | 50 tok/s | Calculate → |
| RTX 3070 | 8GB | Optimal | 69 tok/s | Calculate → |
| RX 6700 XT | 12GB | Optimal | 57 tok/s | Calculate → |
| M3 Pro | 18GB | Optimal | 32 tok/s | Calculate → |
| RTX 3060 Ti | 8GB | Optimal | 68 tok/s | Calculate → |
| RTX 2080 Ti | 11GB | Optimal | 69 tok/s | Calculate → |
| RTX 3060 | 12GB | Optimal | 57 tok/s | Calculate → |
| M2 Pro | 16GB | Optimal | 36 tok/s | Calculate → |
| RTX 4060 | 8GB | Optimal | 44 tok/s | Calculate → |
| Arc A770 16GB | 16GB | Optimal | 35 tok/s | Calculate → |
| M1 Pro | 16GB | Optimal | 34 tok/s | Calculate → |
| RX 7600 | 8GB | Optimal | 45 tok/s | Calculate → |
| RX 6600 XT | 8GB | Optimal | 42 tok/s | Calculate → |
| Arc A750 8GB | 8GB | Optimal | 32 tok/s | Calculate → |
| RX 6600 | 8GB | Optimal | 38 tok/s | Calculate → |
| RTX 3050 8GB | 8GB | Optimal | 34 tok/s | Calculate → |
| GTX 1660 Super | 6GB | Optimal | 49 tok/s | Calculate → |
Recommended GPUs for Qwen3.5 4B
Reale Benchmarks
Keine bezahlten Reviews
Redaktionelle Auswahl
Datenbasiert
Best picks by compatibility, VRAM headroom, and value — prices and availability may change.
RTX 5090
32 GB VRAM
Q4 native
Check availability →
RTX 4090
24 GB VRAM
Q4 native
Check availability →
M4 Ultra
128 GB VRAM
Q4 native
Check availability →
Einige Links sind Amazon-Partnerlinks. Wir koennen ohne Mehrkosten fuer Sie eine Provision erhalten. Amazon-Cookies koennen nach Ihrem Klick bis zu 24 Stunden bestehen.
Qwen3.5 4B — Compatibility guide
Qwen3.5 4B can run on CPU without a dedicated GPU — unusual for a 4.66B model. On an i7-13700K with llama.cpp Q4 it reaches 12 tok/s (functional for occasional use). With a GPU you get 4–6× more speed — check the VRAM calculator for specifics.
Compare GPUs for Qwen3.5 4B
Which GPU is worth it? Real specs and benchmarks side by side.
Compatible Hardware
GPUs that run Qwen3.5 4B at Q4 — sorted by AI performance score.
Reale Benchmarks
Keine bezahlten Reviews
Datenbasiert
Einige Links sind Amazon-Partnerlinks. Wir koennen ohne Mehrkosten fuer Sie eine Provision erhalten. Amazon-Cookies koennen nach Ihrem Klick bis zu 24 Stunden bestehen.
More Practical Alternatives
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Not sure which GPU you need for Qwen3.5 4B?
The VRAM Calculator tells you exactly which quantization your hardware can handle.
RTX 5090
Check availability
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