opus-mt-en-ru vs mbart-large-50-many-to-many-mmt

Specs, VRAM requirements and download trends — updated 6 August 2026.

Helsinki-NLP · A
Params
Context
512
30d
686 K
apache-2.0 · commercial OK
facebook · B
Params
610 M
Context
1,024
30d
80 K

Specification comparison

Differences are highlighted; identical values are muted.

Specification opus-mt-en-ru mbart-large-50-many-to-many-mmt
Parameters 610 M
Architecture MarianMTModel MBartForConditionalGeneration
Context length 512 1,024
Licence apache-2.0
Commercial use Allowed Unknown
Languages 53
Downloads 30d 685,518 79,905
Downloads all time 6.9 M 9.0 M
Quantizations on the Hub SAFETENSORS
Gated No No
First seen on the Hub 2022-03-02 2022-03-02

Download trend

Daily snapshots, last 10 days (28 Jul – 6 Aug)

699 K80 K
opus-mt-en-ru mbart-large-50-many-to-many-mmt

VRAM side by side

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

mbart-large-50-many-to-many-mmt · fp16 3.3 GB / 24 GB
✅ Runs comfortably

Adjacent comparisons