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Participant
Nov 16, 2025 10:17 PM UTC
Question

Stuttering playback after rendering project into prores 4444 codec

I'm attempting to render a short film into a Quicktime Prores 4444 codec in Premiere Pro.

 

This is the requiref format for a film festival I am sending the film to.

 

After rending however the playback is stuttery and doesn't play smoothly.

 

My setup is 16gb RAM, 6820k with a intel HD 530 graphics card.

 

Could the poor playback be due to my Windows computer rather than the file itself?

 

I re-rendered a prores 4444 back into an mp4  through Adobe Media Encoder and it played smoothly.

 

I'm wondering if the poor

3 replies

Adobe Employee
Nov 17, 2025 1:49 PM UTC

Hi maraf60326008,

 

Welcome to the community! The poor playback of ProRes 4444 on your system is likely due to the high data rate and color depth demands of this codec. ProRes 4444 can have up to 12-bit color depth for image data and up to 16-bit for the alpha channel, which significantly increases the amount of data processed per frame, especially with 4K or higher resolutions. As suggested by MyperPj, you may try the lower data rate variants of ProRes for easier playback handling.

Let us know if that helps.

 

Thanks,

Sumeet

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Participant
Nov 18, 2025 10:31 PM UTC

Hi Sumeet,

 

Thanks so much for your help. I tried the Pro Rex Proxy and it seems to play better, although still a little stuttery. I'm going to try rendering on a friend's computer and see if that does the trick!

 

Thanks,

 

Mara

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MyerPj
Community Expert
Community Expert
Nov 17, 2025 1:22 AM UTC

Yes, it could have gone past the limit of your older hardware.

You didnt mention your drives.

Rather than an .mp4 try something like ProRes PROXY or LT and see if that is playable.

 

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