Technical requirements for up to 1 000 users are 2 x CPUs; 4GB of RAM and at least 30GB of HDD space.
Technical requirements for up to 10 000 users are 2 x CPUs; 8GB of RAM and at least 30GB of HDD space.
Technical requirements for up to 100 000 users are 4 x CPUs; 16GB of RAM and at least 50GB of HDD space.