Unlike shared hosting where you are limited by resources (CPU processing power, RAM memory) on dedicated server hosting those resources are dedicated only to you and you are only limited by the hardware. Dedicated servers are great if you have high traffic websites or you offer a web service where more CPU power or RAM memory is needed. You can host unlimited websites on your server (only limited by the hardware). If you have very popular website, you may buy additional server only for MySQL data processing and storage. What is important is the CPU Speed and type and the RAM Memory (the bigger the better). There are several popular CPU model are Intel Xeon Models.
HostGator Dedicated Server Plans
Hostgator offers Linux and Windows servers. Both are same with hardware. There are three four linux server plans: Basic, Standard, Elite and Pro. They differ in Processor, RAM Memory, Disc space, Bandwidth and price. There is no setup fee for any dedicated server, the contract is month to month and you can cancel at anytime. All linux servers are fully managed and come with CentOS Linux with Full Root Access (64-bit with 32-bit Compatibility), cPanel with WHM Control Pane), Apache Web Server, MySQL, PHP, Perl, Python, Ruby (on Rails), FFMpeg Support, Secured Server with IPTables Firewall, Free WHMCS or WHM autopilot client billing software, sitebuilder and many other features. Windows servers also come fully managed with Windows OS with Remote Desktop Access (64-bit with 32-bit Compatibility), Parallels Plesk Control Panel, IIS Web Server, MSSQL, Mysql, ASP, ASP.Net 1.1 2.0 & 3.5, PHP, Perl, Python, Secured Server with Windows Firewall & IPsec Policy and other features. The prices start at $174/monthly.