To improve the performance of your website you can enable GZip Compression. This setting reduces the size of content sent to the browser of your website visitors. The smaller it is the quicker it will be.
If you want to see how much smaller your website content is visit http://www.gidnetwork.com/tools/gzip-test.php and enter your website address. The two values you want to compare are "Size, Markup (bytes)" and "Size, Compressed (bytes)".