Dell Optiplex 3040 Small Form Factor Computer. Monitor(s): Up to Dual 22 in LCD Monitors. Hard Drive: Up to 2 TB Hard Disk Drive, or Up to 512 GB Solid State Drive. Keyboard, Mouse and Wifi Adapter. Your first impression is our highest standard, and that's why we designed refurbishing process that produces computers that look great and just work right out of the box.