Here's my humble setup.
Audio: AKG K601 headphones, FiiO E07k dac, FiiO E09k headphone amp, FiiO A1 amp, Chorus Compact 662 speakers resting on The t.akustik iso-pad 5.
PC: really old Intel E8400 etc. setup from 2008 with Windows 8.
Accessories: Logitech K400 and M705, Benq G2411HD with Steelseries mat