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Home » Desktop Computers » Dell » Optiplex » Optiplex 390

Dell Optiplex 390

10 in stock
1-year warranty Same-day shipping 30-day returns ★★★★★★★★★★ 4.7 (26k+)

The Dell Optiplex 390 is a budget-friendly desktop designed for efficiency and reliability. Ideal for businesses seeking a performance boost, it delivers solid computing power in a compact form factor.

Compact, Reliable, and Built for Performance

The Dell Optiplex 390 small form factor desktop offers excellent performance at an accessible price. Equipped with Intel Core i3 or i5 processors running at speeds between 3.1GHz and 3.3GHz, it ensures smooth multitasking for daily operations. 

It features 4GB of DDR3 RAM and a 250GB hard drive for ample storage. Gigabit Ethernet guarantees fast and stable internet access, while an optical drive and multiple USB ports allow easy connectivity for peripherals.

Designed for Seamless Daily Operations

Built for convenience, the Optiplex 390 includes front and rear-facing USB and audio/microphone jacks for effortless accessory connections. Its small form factor saves desk space, making it perfect for office setups. 

Available in both new and refurbished conditions, each unit comes with a standard 90-day warranty, giving businesses a cost-effective and secure investment option.

Why PCLiquidations is Your Best Choice

PCLiquidations offers the best deals on PCs with a vast inventory covering business phones, printers, and computers. Our wide product selection allows for convenient cross-selling, ensuring you get everything your office needs in one place.

Boost Your Business with the Right PC

The Dell Optiplex 390 is a reliable, entry-level desktop that delivers the power your business needs. Order now from PCLiquidations and get the best value on high-quality PCs!

Frequently Asked Questions

Is the Dell OptiPlex 390 compatible with Windows 10?

Yes, the OptiPlex 390 is compatible with Windows 10, although it was originally designed for Windows 7 and 8 operating systems. While some users have successfully installed Windows 10 on the system, it is generally discouraged due to potential performance issues and hardware incompatibilities.

Does the Dell OptiPlex 390 have built-in Wi-Fi?

No, the OptiPlex 390 does not include built-in Wi-Fi, but you can add wireless connectivity via a USB Wi-Fi adapter or a PCIe Wi-Fi card.

Is the Dell OptiPlex 390 energy-efficient?

Yes, the OptiPlex 390 includes energy-efficient hardware configurations and optional Energy Star-compliant components to reduce power consumption.

Browse Our Selection of Dell Optiplex 390 Desktop Computers

Dell OptiPlex 390 Desktop Computer i3-2120 No OS

Dell OptiPlex 390 Desktop Computer i3-2120 No OS

$110.99
$486.99
Save $111.00
Processor Intel Core i3 (i3-2120) 3.3GHz Dual Core Processor
Memory 4GB DDR3
Storage 128GB 2.5" SATA
Product Info
Low Stock!
Dell OptiPlex 390 MT Computer i3-2120 No OS

Dell OptiPlex 390 MT Computer i3-2120 No OS

$199.49
Save $145.50
Processor Intel Core i3 (i3-2120) 3.3GHz Dual Core Processor
Memory 4GB DDR3
Storage 128GB SSD
Product Info
Dell OptiPlex 390 Desktop Computer i5-2400 No OS

Dell OptiPlex 390 Desktop Computer i5-2400 No OS

Limited
Processor Intel Core i5 (2400) 3.1GHz - Quad Core
Memory 4GB DDR3
Storage 128GB 2.5" SATA
Limited
Dell OptiPlex 390 SFF Computer i3-2100 No OS

Dell OptiPlex 390 SFF Computer i3-2100 No OS

Limited
Processor Intel Core i3-2100 3.10GHz
Memory 4GB DDR3
Storage 256GB 2.5" SATA SSD
Limited
Dell Optiplex 390 Desktop Computer i3-2100 Windows 10

Dell Optiplex 390 Desktop Computer i3-2100 Windows 10

Limited
Processor Intel Core i3 (2100) 3.1GHz 2 Cores 4 Threads
Memory 4GB DDR3
Storage 128GB 3.5" SATA SSD
Limited
Dell OptiPlex 390 Desktop Computer i5-2400 Windows 10

Dell OptiPlex 390 Desktop Computer i5-2400 Windows 10

Limited
Processor Intel Core i5 (2400) 3.1GHz Quad Core Processor
Memory 4GB DDR3
Storage 128GB 2.5" SATA
Limited
Dell OptiPlex 390 Desktop Computer i5-2400 No OS

Dell OptiPlex 390 Desktop Computer i5-2400 No OS

Limited
Processor Intel Core i5 (2400) 3.1GHz - Quad Core
Memory 4GB DDR3
Storage
Limited
Dell OptiPlex 390 Desktop Computer Pentium (G860) Windows 10

Dell OptiPlex 390 Desktop Computer Pentium (G860) Windows 10

Limited
Processor Pentium (G860) 3.0GHz
Memory 8GB DDR3
Storage 256GB 2.5" SATA
Limited
Dell OptiPlex 390 SFF Computer i3-2120 Windows 10

Dell OptiPlex 390 SFF Computer i3-2120 Windows 10

Limited
Processor Intel Core i3 (i32120) 3.3GHz Dual Core Processor
Memory 4GB DDR3
Storage 128GB 2.5" SATA SSD
Limited
Dell OptiPlex 390 SFF Computer i5-2400 Windows 10

Dell OptiPlex 390 SFF Computer i5-2400 Windows 10

Limited
Processor Intel Core i5 (i5-2400) 3.1GHz Quad Core Processor
Memory 4GB DDR3
Storage 128GB 3.5" SATA SSD
Limited

Dell Optiplex 390 Parts & Accessories

Generic 2.5" to 3.5" SSD Adapter Mounting Bracket Hard Drive

Generic 2.5" to 3.5" SSD Adapter Mounting Bracket Hard Drive

$2.49 – $6.49
New 1 Year Warranty
New 1 Year Warranty
Product Info
NewerTech AdaptaDrive MAC / PC 2.5" to 3.5" SATA SSD Caddy

NewerTech AdaptaDrive MAC / PC 2.5" to 3.5" SATA SSD Caddy

$18.99
Material Black painted aluminum
Measurements 5.77" L (146.7mm) x 3.98" W (101.2mm) x .35" H (9mm)
Weight 3.5 ounces
Product Info

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