Qwen3.8-27B-MLX-4bit vs Qwen3.8-27B-MLX-5bit

Specs, VRAM requirements and download trends — updated 9 September 2026.

lmstudio-community · A
Params
4.7 B
Context
30d
4.0 M
apache-2.0 · commercial OK
lmstudio-community · B
Params
5.5 B
Context
30d
3.6 M
apache-2.0 · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification Qwen3.8-27B-MLX-4bit Qwen3.8-27B-MLX-5bit
Parameters 4.7 B 5.5 B
Architecture Qwen3_5ForConditionalGeneration Qwen3_5ForConditionalGeneration
Context length
Licence apache-2.0 apache-2.0
Commercial use Allowed Allowed
Languages
Downloads 30d 3,956,329 3,639,520
Downloads all time 4.0 M 3.6 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-08-14 2026-08-14

Download trend

Daily snapshots, last 19 days (22 Aug – 9 Sep)

4.0 M890 K
Qwen3.8-27B-MLX-4bit Qwen3.8-27B-MLX-5bit

VRAM side by side

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

Qwen3.8-27B-MLX-4bit · fp16 18.9 GB / 24 GB
✅ Runs comfortably
Qwen3.8-27B-MLX-5bit · fp16 22.7 GB / 24 GB
⚠️ Tight — reduce context

Adjacent comparisons