Followings are the cockpit pictures from Thomas Campbell who basically built his cockpit on the Volair Sim Avionics Panel. It looks pretty nice.
i7-7700k overclocked to 4.8
16 MB RAM
Asus 27-inch monitor x 3
CH Yoke and Rudders
Saitek TPM, Trim wheel, Radio Panel, Multi Panel, Switch Panel, 4 FIPs with Tom Tsui gauges.
iPad with ForeFlight
P3D v 3.3 using View Management to create seamless virtual cockpit across 3 monitors