# Memory Requirements

The amount of memory required by Media Server depends on many factors, including the type of tasks that you run. The following table provides minimum memory requirements for some analysis tasks.

Unless stated otherwise, these requirements are the same regardless of the number of media sources that you process concurrently and the number of threads used for each task.

Analysis Task | Memory Requirement
--- | ---
Face analysis
Face detection | 25 MB
Face recognition | 65 MB
Face demographics | 42 MB
Vehicle analysis
Vehicle make recognition | 43 MB
Image classification
Image classification | 55 MB
Additional memory required for the pre-trained ImageNet classifier | 240 MB
Additional memory required for the pre-trained road scene classifier | 50 MB
Object class recognition
Object class recognition | 18 MB
Additional memory required for the pre-trained person recognizer | 340 MB
Additional memory required for the pre-trained road scene recognizer | 338 MB
Optical Character Recognition
OCR | 28 MB
Additional memory required for Simplified Chinese text | 40 MB
Additional memory required for Traditional Chinese text | 53 MB
Additional memory required for Japanese text | 31 MB
Additional memory required for Korean text | 13 MB
Speech-to-Text
Speech-to-Text | 50 MB
Additional memory required for each process action that includes speech-to-text | 200 MB
Additional memory required for each language pack (once loaded, a language pack can be used by multiple process actions) | 900 MB

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