Qwen3 4B Heretic vs CyberSecQwen 4B
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Qwen3 4B Heretic | CyberSecQwen 4B | |
|---|---|---|
| Parameters | 4.0B | 4.0B |
| Context | 41K | 262K |
| Architecture | Qwen3ForCausalLM | Qwen3ForCausalLM |
| License | Apache 2.0 | Apache 2.0 |
| Downloads | 773 | 1.2K |
| Released | Mar 2026 | May 2026 |
VRAM by Quantization: Qwen3 4B Heretic vs CyberSecQwen 4B
| Quantization | Bits | Qwen3 4B Heretic VRAM | CyberSecQwen 4B VRAM |
|---|---|---|---|
| Q2_K | 3.40 | 2.2 GB | — |
| Q3_K_M | 3.90 | 2.5 GB | — |
| Q3_K_S | 3.50 | 2.3 GB | — |
| Q4_0 | 4.00 | 2.5 GB | — |
| Q4_K_M | 4.80 | 2.9 GB | — |
| Q5_K_M | 5.70 | 3.4 GB | — |
| Q6_K | 6.60 | 3.8 GB | — |
| Q8_0 | 8.00 | 4.5 GB | — |
Verdict
CyberSecQwen 4B supports a longer context window (262K tokens). CyberSecQwen 4B is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, Qwen3 4B Heretic or CyberSecQwen 4B?
Qwen3 4B Heretic supports 40,960 tokens and CyberSecQwen 4B supports 262,144 tokens.
- What is the difference between Qwen3 4B Heretic and CyberSecQwen 4B?
Qwen3 4B Heretic is a 4.0B model from DreamFast (Qwen family), while CyberSecQwen 4B is a 4.0B model from lablab-ai-amd-developer-hackathon (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.