Intel Core i5-660 i5 660 3.3 GHz Used Dual-Core CPU Processor 4M 73W LGA 1156 - AliExpress
Restored Dell OptiPlex 980-SFF Desktop PC with Intel Core i5-660 Processor, 4GB Memory, 160GB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com
Dell Optiplex 980 Tower 3.33GHz i5-660 16GB 1TB (7200 rpm) Additional 256 SSD HD Windows 10 Pro DVD-RW and WIFI
Dell Optiplex 980 SFF i5-660 3.33GHz 8GB 1TB WIFI Windows 10 Pro