Hello, I am doing a similar setup, 8 3MP cameras and 16 analog cameras connected with Axis video Encoder. I have a Server that has this specs:
Intel Xeon E3-1220 V3 3.10 GHz, Quad-Core, 8 MB L3 Cache, 8GB DDR3 1600,1 TB 7200 RPM SATA HDD, 2 4 TB 7200 RPM SATA HDD.
Would this be sufficient?