Canon EOS 5D Mark III Instruction Manual (en)

Printing Images and Transferring
Images to a Computer
Printing (p.304)
You can connect the camera directly to a printer and print 
out the images on the card. The camera is compatible with 
“wPictBridge” which is the standard for direct printing.
Digital Print Order Format (DPOF) (p.311)
DPOF (Digital Print Order Format) enables you to print 
images recorded on the card according to your printing 
instructions such as the image selection, quantity to print, 
etc. You can print multiple images in one batch or give the 
print order to a photofinisher.
Transferring Images to a Personal Computer (p.315)
You can connect the camera to a personal computer and 
operate the camera to transfer images recorded on the card 
to the personal computer.