Different render pdf phantom.js on windows and ubuntu

Question

PhantomJS

Hello!
I render pdf on my machine and server with the same settings,
Result on windows yadi.sk/d/RCOxRQ50HS5oo
Result on ubuntu yadi.sk/d/BCjYchJWHS5xN
Versions of phantomjs are the same..
What could be wrong?

'viewportSize': {
                'width':'1200px',
                'height':'900px'
            },
            'paperSize': {
                'margin' : {
                    'top': '0cm',
                    'left':'0cm',
                    'right':'0cm',
                    'bottom':'0cm'
                },
                'width': '1200px',
                'height': '990px',
                'border': '0px'
            }

Answer 1

I solved the issue, it was necessary to set zoom 0.75
The number of dpi on Windows 72, on Linux 92, so there was such a resize