CyberSecQwen 4B vs Qwen3 4B Instruct 2507 Heretic
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| CyberSecQwen 4B | Qwen3 4B Instruct 2507 Heretic | |
|---|---|---|
| Parameters | 4.0B | 4.0B |
| Context | 262K | 262K |
| Architecture | Qwen3ForCausalLM | Qwen3ForCausalLM |
| License | Apache 2.0 | Apache 2.0 |
| Downloads | 1.2K | 3.4K |
| Released | May 2026 | Nov 2025 |
VRAM by Quantization: CyberSecQwen 4B vs Qwen3 4B Instruct 2507 Heretic
| Quantization | Bits | CyberSecQwen 4B VRAM | Qwen3 4B Instruct 2507 Heretic 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
Qwen3 4B Instruct 2507 Heretic is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, CyberSecQwen 4B or Qwen3 4B Instruct 2507 Heretic?
CyberSecQwen 4B supports 262,144 tokens and Qwen3 4B Instruct 2507 Heretic supports 262,144 tokens.
- What is the difference between CyberSecQwen 4B and Qwen3 4B Instruct 2507 Heretic?
CyberSecQwen 4B is a 4.0B model from lablab-ai-amd-developer-hackathon (Qwen family), while Qwen3 4B Instruct 2507 Heretic is a 4.0B model from p-e-w (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.