Qwen2.5-0.5B-Instruct vs Zamba2-1.2B-instruct
Specs, VRAM requirements and download trends — updated 6 August 2026.
Specification comparison
Differences are highlighted; identical values are muted.
| Specification | Qwen2.5-0.5B-Instruct | Zamba2-1.2B-instruct |
|---|---|---|
| Parameters | 490 M | 1.2 B |
| Architecture | Qwen2ForCausalLM | Zamba2ForCausalLM |
| Context length | 32,768 | 4,096 |
| Licence | apache-2.0 | apache-2.0 |
| Commercial use | Allowed | Allowed |
| Languages | 1 | — |
| Downloads 30d | 6,560,475 | 429,320 |
| Downloads all time | 57.0 M | 2.0 M |
| Quantizations on the Hub | SAFETENSORS | SAFETENSORS |
| Gated | No | No |
| First seen on the Hub | 2024-09-16 | 2024-09-19 |
Download trend
Daily snapshots, last 10 days (28 Jul – 6 Aug)
6.6 M413 K
Qwen2.5-0.5B-Instruct
Zamba2-1.2B-instruct
VRAM side by side
On RTX 4090 · 24 GB · 8K context unless noted
Qwen2.5-0.5B-Instruct · fp16
1.7 GB / 24 GB
Zamba2-1.2B-instruct · fp16
6.0 GB / 24 GB