Dell OptiPlex GX620 'Upgrade' - ATI Radeon X600 Video Card - YouTube
Dell Optiplex GX620 Desktop PC Pentium 4 Duo Core 3.4GHz 1GB DDR2 RAM – Angel Electronics
Dell OptiPlex GX620 - iFixit
OFFTEK 2GB Memoria RAM de Repuesto para DELL OptiPlex GX620 Series (UltraSmall Form Factor) (DDR2-5300 - Non-ECC) Memoria para Ordenador de sobremesa : Amazon.es: Informática
USED: Dell Optiplex GX620 Tower Computer - 40g HDD, 2g RAM, Windows XP Professional x32, keyboard and mouse - Walmart.com