Re:Pretty simple (Score 1)

Home:
Cooler Master CM 690 II Advanced case
PC Power & Cooling Silencer Mk II 500W PS
Gigabyte GA-870FXA-UD5 motherboard
AMD Phenom II X6 1100T Black Ed.
EVGA GeForce GTS 450 (Fermi) Superclocked 1GB video card
16GB G.Skill RAM
120GB Crucial M4 SSD (boot/OS)
500GB WD Black HDD (data/apps)
generic BD-ROM / DVD+RW drive
Ubuntu 12.04 LTS
(Built December 2010, RAM and SSD upgraded at some point.)

Also currently in process of burning in a new FreeNAS box with a Xeon E3-1241v3 CPU, 16GB Crucial ECC RAM, SuperMicro X10SL7, and 6x3TB WD drives.

Work (1):
HP Pro 3130 MT (Intel Core i7 CPU 870 2.93GHz, 8GB RAM, 2x500GB HDD, discrete AMD graphic card, generic DVD+RW drive)
Debian 7.8 (wheezy)

Work (2):
Lenovo Thinkpad T440 (Intel Core i7-4600U CPU 2.10GHz, 8 GB RAM, 500GB SSD)
Windows 7 Professional