DeepSeek R1 Distill Qwen 1.5B vs CyberSecQwen 4B
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| DeepSeek R1 Distill Qwen 1.5B | CyberSecQwen 4B | |
|---|---|---|
| Parameters | 1.8B | 4.0B |
| Context | 131K | 262K |
| Architecture | Qwen2ForCausalLM | Qwen3ForCausalLM |
| License | MIT | Apache 2.0 |
| Downloads | 788.2K | 1.2K |
| Released | Feb 2025 | May 2026 |
VRAM by Quantization: DeepSeek R1 Distill Qwen 1.5B vs CyberSecQwen 4B
| Quantization | Bits | DeepSeek R1 Distill Qwen 1.5B VRAM | CyberSecQwen 4B VRAM |
|---|---|---|---|
| Q2_K | 3.40 | 1.1 GB | — |
| Q3_K_M | 3.90 | 1.2 GB | — |
| Q4_K_M | 4.80 | 1.4 GB | — |
| Q5_K_M | 5.70 | 1.6 GB | — |
| Q6_K | 6.60 | 1.8 GB | — |
| Q8_0 | 8.00 | 2.1 GB | — |
Verdict
CyberSecQwen 4B supports a longer context window (262K tokens). DeepSeek R1 Distill Qwen 1.5B is the more widely downloaded of the two.
Frequently Asked Questions
- Which has a longer context window, DeepSeek R1 Distill Qwen 1.5B or CyberSecQwen 4B?
DeepSeek R1 Distill Qwen 1.5B supports 131,072 tokens and CyberSecQwen 4B supports 262,144 tokens.
- What is the difference between DeepSeek R1 Distill Qwen 1.5B and CyberSecQwen 4B?
DeepSeek R1 Distill Qwen 1.5B is a 1.8B model from DeepSeek (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.