Feast your eyes on my Core 2 Duo E8500, upgraded from Pentium Dual Core E2180 @ 2.00GHz, replaced stock cooler with Deepcool Gammaxx 200T because stock was crap, featuring 4GB of DDR2
Intel Pentium Dual-Core E2180 Specs | TechPowerUp CPU Database
COMPAQ Desktop PC Presario SR5450F(KJ383AA) Pentium Dual Core E2180 (2.00GHz) 2GB DDR2 500GB HDD Windows Vista Home Premium - Newegg.com