This Micro Tutorial walks you through using a remote console to access a server and install ESXi 5.1. This example is showing remote access and installation using a Dell server. The hypervisor is the very first component of your virtual infrastructure, which is why it's the first thing to do. In order to determine if you have a server that is on VMware's Hardware Compatibility list, please see their searchable guide here.
Make sure your ESXi server is up to date with the current firmware with - 2 Easy steps to upgrade VMware vSphere Hypervisor ESXi 7.0 GA to ESXi 7.0b Bulld 16324942 by downloading and applying the update directly from VMware.