What type of central processing unit does a Dell Optiplex GX620 have?

[lwade]

What type of central processing unit, amounts of RAM & ROM, input & output devices and types of storage does a Dell Optiplex have?

 

[hunter315]

http://www.dell.com/downloads/global/products/optix/en/spec_optix_gx520-gx620_en.pdf

Second link when you google Dell Optiplex GX620 tells you everything you need to know.