Lenovo ThinkCentre E73 10AS00DDUS Desktop Computer Intel Core i3 i3 4150 3.50 GHz 4 GB DDR3 SDRAM 500 GB HDD Windows 8.1 Pro 64 bit downgradable to Windows 7 Professional Tower Glossy Black - Office Depot
54Y8921 - For Lenovo Thinkcentre E73 Power Supply - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
Amazon.com: Lenovo ThinkCentre E73 Small Form Factor Desktop PC, Intel Core i3 4130 3.4GHz, 8G DDR3, 256G SSD, WiFi, BT 4.0, DVD, Windows 10 64-Multi-Language Support English/Spanish/French(Renewed) : Electronics
Lenovo ThinkCentre E73 Small Form Factor Desktop Bundle | 4th Gen Intel i3 | 4GB RAM | 128GB SSD | 19" Monitor | WiFi | Windows 10 Home Premium and WIFI