Dell OptiPlex 3040 SFF Intel Core i5-6500 3.2GHz up to 3.6GHz 16GB 250GB SSD Win 10 Pro
Dell OptiPlex 3040 SFF Desktop Computer Core i3 6th gen Processor 16 GB Memory 512 SSD Wi-Fi Windows 10 Home
4GB Memory for Dell Optiplex 3040 Small Form Factor DDR3 PC3L-12800 Desktop DIMM RAM (PARTS-QUICK Brand) at Amazon.com
RAM upgrade for Dell optiplex 3040 : r/homelab
Restored Gaming Dell OptiPlex 3040 Small Form Computer Desktop PC Intel Core i5 Processor, 16GB ddr4 Ram, 1TB Hard Drive, NVIDIA GeForce GT 1030 DDR5, New 20 inch LCD, WiFi, Windows 10 (Refurbished) - Walmart.com