I've got some info here:
LiteSpeed 3.0
LiteSpeed Web Server is a high-performance, secure, easy-to-use, and Apache interchangeable Web server. It supports HTTP/1.1, SSL, CGI, FastCGI, LSAPI, PHP, JSP, Servlets, GZIP compression, chroot, IP level throttling, connection accounting, DoS attack prevention, and instant recovery mechanisms. With its Apache compatible rewrite engine, .htaccess, and MS FrontPage support, migration is quick and easy. A Web interface is included for administration and configuration. It can be used as a content accelerator, compression proxy, or a security guard running in front of any Web and application server.License: FreewareChanges:
The Web admin console has been completely revamped, with a streamlined layout and improved configuration parsing and processing to handle 1000+ virtual hosts. Apache mod_security compatible request filtering has been added. Third party Web hosting control panels, like cPanel, DirectAdmin, and Plesk, are fully supported. Sendfile() support is enabled for the standard edition. This release has IP to GeoLocation database support and customizable access log format. 64bit binaries have been added for the Enterprise version. The external application process manager has been improved
So I believe simplehelix.com should be very fast host...