Build/Upgrade Log] The Optiplex 755 SFF twins. 2 identical machines, 2 completely different purposes. | Overclock.net
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Dell Optiplex 755 Tower Core 2 Duo | 4GB RAM | 160GB HD | Chrome OS - Green IT
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i found this dell optiplex 755 in a scrap yard perfectly functioning{came with side panel just have it off} its ungodly slow with only a single stick of ddr2 2gb ram and
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Dell Optiplex 755 Desktop Computer - Intel® Core™2 Quad Q6600 - 4GB DDR2 - 120GB SSD - Windows 10 Pro