Highest quailty JPEG for 8x10 print

[KmH]

What size is the highest quality JPEG for an 8x10 print?

Yes. What's the best resolution to print an actors 8 by 10 headshot.

In 2 months you've not found some kind of an answer on your own? Wow!

 

[kevinfoto]

I have Kmh. Thanks for your concern