Conclusion:

Interface has a global rank of 1682 and an overall pagespeed score of 84.
Interface uses 20 resources in total, which is 410 kB of data.

This theme is faster than 34.96% of other themes we have tested.

Description by publisher:

Interface is a Simple, Clean and Flat Responsive Retina Ready WordPress Theme. It is easily customizable with numerous theme options. Some of the highlighted options are two site layout (Narrow and Wide), 4 layouts for every post/page, 5 Page Templates, 8 widget areas, 6 custom widgets, featured slider to highlight your post/page, 10 social icons, top and bottom info bar to hightlight your contact/email/location and many more. Also has custom background, header, menu, favicon, CSS, webclip icon, and logo. Supports popular plugins like Breadcrumb NavXT, WP-PageNavi and Contact Form 7. It is also translation ready. Available Translation: Russian. Get free support at http://themehorse.com/support-forum/ and View beautiful demo site at http://themehorse.com/preview/interface