Palm Treo 650
The phones are physically solid, but I've found the software to be problematic even in somewhat light use. My wife regularly complains of "out of memory" issues. GSM ones are supposedly worse than CDMA when it comes to this, too (we have CDMA).
Desktop: Core i7 920, 6gb RAM, Geforce 660, 2x 600gb RAID1
Laptop: Alienware M11x: 1.73ghz, 4gb RAM, Momentus XT 500gb
Consoles: Xbox 360 Elite w/ HD-DVD, PS3 60gb w/ 160gb HDD, Wii, Gamecube (w/ GBA Player)
Handhelds: PSP Go, PS Vita, DS Lite, GBA-SP, Samsung Galaxy S3, iPhone 4S
HT: Sony KDS-55A3000, Sony STR-DA2400ES, PSB T65s, PSB C60, Infinity RS5s, Polk RTi25s, SVS 20-39 PCi