3.0 is faster. Will upgrade now.

Also checked your tips link.

Thank you for your help.

Keep up the good work!

I have TChart 2.0 Active X 5.0 Active X 7.0 I am using the FastLine series to update a chart every 1 seconds with upto 1000 points. The ActiveX 5.0 version does this using about 1-2% CPU time The .net 2.0 implemtation does uses about 30% and degrades further to maybe 50% cpu usage when the total poi...