Qwen2.5-0.5B-Instruct vs Qwen2.5-0.5B

Specs, VRAM requirements and download trends — updated 10 November 2026.

Qwen · A · Open weights
Params
490 M
Context
32,768
30d
4.5 M
apache-2.0 · commercial OK
Qwen · B · Open weights
Params
490 M
Context
32,768
30d
1.2 M
apache-2.0 · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification Qwen2.5-0.5B-Instruct Qwen2.5-0.5B
Parameters 490 M 490 M
Architecture Qwen2ForCausalLM Qwen2ForCausalLM
Context length 32,768 32,768
Licence apache-2.0 apache-2.0
Commercial use Allowed Allowed
Languages 1 1
Downloads 30d 4,524,207 1,171,698
Downloads all time 78.1 M 31.9 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2024-09-16 2024-09-15

Download trend

Daily snapshots, last 90 days (13 Aug – 10 Nov)

8.7 M1.2 M
Qwen2.5-0.5B-Instruct Qwen2.5-0.5B

VRAM side by side

On RTX 4090 · 24 GB · 8K context unless noted

Qwen2.5-0.5B-Instruct · fp16 1.7 GB / 24 GB
✅ Runs comfortably
Qwen2.5-0.5B · fp16 1.7 GB / 24 GB
✅ Runs comfortably

Adjacent comparisons