Dell Optiplex 780 SFF Desktop Business Computer PC (Intel Dual-Core Processor up to 3.0GHz, 8GB DDR3 Memory, 1TB HDD, DVDRW, Windows 7 Professional) (Certified Used) - Walmart.com
Amazon.co.jp: Dell Optiplex 780 Small Form Factor SFF Desktop Business Computer PC (Intel Dual-Core Processor up to 3.0GHz, 8GB DDR3 Memory, 750 GB HDD, DVDRW, Windows 7 Professional) (Certified Refurbished) [並行輸入品] :
Support for OptiPlex 780 | Documentation | Dell US