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Dell Optiplex 390 Desktop PC

Experience flexibility and key productivity for business-class needs with the Dell OptiPlex 390. The OptiPlex 390 comes in three form factors to suit a variety of desk space requirements: mini tower, desktop, and small form factor. It supports Intel 2nd Generation Core i5 Quad Core and Core i3 Dual Core processor families for up to 3.33GHz 6MB of processing power. The 390 has a maximum capacity of up to 8GB of PC3-12800 1600MHz DDR3 memory across two DIMM slots. Aventis Systems offers the OptiPlex 390 with 3.5” SATA hard disk drive and solid state drive options for a maximum storage capacity of 4TB. In terms of expansion, the mini tower is equipped with two 5.25” bays, one 3.5” flex bay, and two 3.5” internal bays; the desktop has one each of a 5.25” bay, 3.5” flex bay, and 3.5” internal bay; and the small form factor has one 5.25” bay and one 3.5” internal bay. All chassis options of the OptiPlex 390 have eight USB 2.0 ports including two front and six rear. Take a look at the OptiPlex 390 options below, and find the essential PC for your business!


  • Chassis Options: Mini-Tower (MT), Desktop (DT), Small Form Factor (SFF)
  • Processor Options: Up to 1, Intel 2nd Generation Core i5 Quad Core, Core i3 Dual Core
    • Maximum Core Count: 4
    • Maximum Cache: 6MB
    • Maximum Clock Speed: 3.3GHz
  • Memory:
    • DIMM Slots: 2 (MT/DT/SFF);
    • Maximum Capacity: 8GB (MT/DT/SFF)
    • Memory Type: DDR3 PC3-10600/li>
    • Maximum Memory Speed: 1333MHz
  • Storage:
    • Hard Drive Options: SATA or SSD; 3.5” (MT/DT/SFF)
    • Maximum Internal Storage: 4TB
  • Connectivity: Integrated Realtek LOM
  • I/O Ports:
    • MT/DT/SFF: 8 External USB 2.0 ports (2 front, 6 rear); 1 RJ-45; 1 Serial; 1 VGA; 1 HDMI; 2 PS/2; 2 Line-in (stereo/microphone), 2 Line-out (headphone/speaker)