绑定到DataGridView.Datasource时加载DataTable慢

I've searched all over and I can't figure this one out. I am working on a Winforms UI that is pulling large volumes of rows that I need to display in a DataGridView. I have already read all about limiting row counts and paging and there is absolutely no good way for me to do this. Basically I am working on the TargetDataViewer control of the Extended Events Manager for SQL Server 2008 that I wrote on Codeplex.I've searched all over and I can't figure this