My latest acquisition, a HP Compaq DC7900 ultra slim. Core 2 duo E8400, 2GB ddr3, 160gb hdd, originally with vista, I downgraded to XP pro SP2 : r/windowsxp
HP Compaq dc7900 Ultra-Slim - Review 2011 - PCMag UK
HP Compaq DC7900 ultra slim desktop - Ecosolution Rigenera e Smaltisce
HP Compaq dc7900 Ultra-Slim Motherboard 437794-001, 437340-001 @MB57 | eBay
HP Compaq dc7900 Ultra-slim Desktop Case with Wi-Fi | eBay
HP Compaq DC7900 Ultra Slim Duo E8500 3.10GHz 4GB Ram NO OS/HDD | eBay
Original For Hp For Compaq Dc7900 Usdt Q45 Motherboard 462433-001 460954-001 Fully Tested - Motherboards - AliExpress
Lot of 3 HP Compaq dc7900 Ultra-Slim USDT Dual Core Desktop 4GB RAM/NO – TeKswamp
HP Compaq DC7900 Ultra-Slim Motherboard (460954-002, 460955-000, 462433-001, 579316-001) R - HPecas.com
HP DC7900 Ultra Slim Desktop Small Form Factor Motherboard 462433-001 460954-001 - The620Guy.com