Mid-range it is!
File server: P180 (the original, silver); hand-me-down from my original Athlon 64 build.
Wifey's rig: P180b (improved door, black); hand-me-down from my original Athlon 64 X2 build.
Boxes main rig: P183 (improved wire management, air-flow, gun-metal); houses i7 920 build.
HTPC: CoolerMaster ATCS 200 (aluminum, top quality); houses Athlon XP 2600+ build.