Refurbished: Dell Optiplex 755 Small Form Factor Desktop (R2/Ready for Reuse) with Intel Celeron 430@1.80GHz, 2GB RAM, 80GB HD and licensed Windows 7 Home Premium from a Microsoft Authorized Refurbisher - Newegg.com
Amazon.com: Dell OptiPlex 755 MT/Core 2 Quad Q6600 @ 2.4 GHz/8GB DDR2/500GB HDD/DVD-RW/Windows 7 PRO 64 BIT : Electronics
Build help] How can I upgrade my Dell Optiplex 755? : r/buildapc
Dell Optiplex 755 Desktop Core 2 duo 2.33 GHZ 500GB HD,4 GB RAM WIN XP Pro WIFI | eBay
日本製特価 ヤフオク! - Windows10 Pro 32BIT/DELL Optiplex 9020/7020/3... 超歓迎お得
A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade at Amazon.com
Optiplex 755 USFF cpu and ram upgrade - Dell Community
any recommended upgrades? (755 SFF) - Dell Community