NAV 2009 r2-Classic-Print to Excel in report is very slow.(Remote Desktop Connection)

I am developing a report in nAV 2009 r2 classic.I have a checkbox ""Print to Excel.I am using a EXcel buffer & creating an excel sheet.

I am connecting to my database through Remote Desktop ConnectionIt is slow as compared to same report run locally.The export to excel takes time for generation of excel.

Can some one throw light on this as why it is slow on Remote Desktop Connection & any work around for the same.The report is simple and no complex code written.Report is based on integer(set datatitemtableview property of integer dataitem

Thanks in advance

Any views on the above question.experts plz help