Features:

S5 Vertex framework platform
94 collapsible core template positions plus 4 mobile positions
3 custom module suffixes
Custom highlight color
Enable/Disable uppercase letters
Custom logo sizes
S5 Flex Menu integrated
Choose fluid or fixed template widths
Custom column, page and row widths
Mobile device support
Designed with CSS3 - Limited support for IE7 and IE8 through PIE
RTL language support
Drop down panel
3rd Party Stylings for Tienda, Virtuemart, and K2
Google Fonts
SEO optimized
Hide component area on any page
Fixed tabs
Menu scroll to section
Site shaper available (Joomla install that includes demo data)
PSDs included
Multibox enabled
Lazy Load enabled
Tool tips enabled
100% tableless CSS
View Current Joomla versions.
Validates with XHTML 1.0 Transitional
Validates with CSS Level 3 with browser specific calls
Compatible with the following browsers:
IE7+
Firefox 1.5+
Opera 9+
Safari
Advant
Chrome

Demo:

http://www.shape5.com/demo/index.php?vertex

http://goo.gl/ZNpXw