DELL Refurbished OptiPlex CPU Fullset - Core I5-4790 3.6GHZ - 6GB RAM - 500gb HDD + 19" Monito

The OptiPlex  790/9010/9020/3080/3020/3010l Form Factor Desktop Computer from Dell is powered bQuad-Core processor, which allows you to run multiple applications simultaneously. For more power, the CPU can be overclocked to 4.0 GHz. The 8GB /6GBof 1600 MHz DDR3 RAM, which is expandable to 32GB, allows the computer to quickly access frequently-used files and programs.

This system is equipped with a 3.5" 500GB (7200 rpm) hard drive. 

Intel vPro Technology EnabledIntel vPro technology is a set of security and manageability capabilities built into the processor, aimed at addressing four critical areas of IT security: threat management (including protection from rootkits, viruses, and malware), identity and website access point protection, confidential personal and business data protection, and remote and local-monitoring, remediation, and repair of PCs and workstations
RAM Expandable up to 32GBThe system's built-in, non-ECC, dual-channel, 8GB/6GB of 1600 MHz DDR3 RAM is expandable up to 32GB, 
Dell 18" FHD Monitor
Lose yourself in the details: Enjoy 1920x1080 (max) HD resolution, a vivid 2,000,000:1 (typical) dynamic contrast ratio and IPS technology for outstanding color consistency across a wide viewing range