Scholarship selection depends upon your whole academic your CV statement of purpose

Letter of recommendation academic performance everything is evaluated not only IELTs score is considered.

some of the top universities for masters in computer science in Canada are as follows

University of Mcgill

University of Alberta

University of Waterloo

University of British Columbia

and many more to follow

you must have following documents

a CV

good academic record

GRE marks around 320

at least three letter of recommendations

cover letter

statement of purpose

all the best