Django集成了Mako Jinja2模板比较，使用:render_to_response。问题吗?

I am using Django to build up my web project. As known that mako and Jinja2 template are faster that the one Django's given, I start finding way to integrate mako and Jinja2 into Django with using the Django's way of render_to_response method. After a lot research, I finally figure out the way to make this happen. However, in my integration, the jmeter's performance is something like Jinja2 (3ms) > Django's template (50ms) > mako (218ms). I am using Django to build up my web project. A