D800 Bitrate hack comparison at 3200 iso.
As you can see the 64 mbit shows more noise compared to the more muddy 24 mbit
This is the result of less compression and will therefore be a better source for neat video when you want to apply noise reduction in post.
camera noise reduction was turned off
sharpness at 0
gamma 1.0 picture profile.
you can download the proress 4444 file from vimeo to see the quality.
Original files are on dropbox
For more info about the hack go to nikonhacker.com