Brands Guides About
Dell 3090 OptiPlex Micro i5 10th Gen Desktop — main product image
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell 3090 OptiPlex Micro i5 10th Gen Desktop
Dell

Dell 3090 OptiPlex Micro i5 10th Gen Desktop

★★★★★5.0 (1 reviews)
UHD8 GB memory256 GB SSD

Compact business desktop with 10th Gen Intel Core i5 power in Dell's ultra-small Micro PC form factor.

$289.99*
✓ In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

The Dell OptiPlex 3090 Micro packs a full desktop computing experience into a chassis small enough to hold in one hand. Built around the Intel Core i5-10500T — a six-core, twelve-thread processor clocked at 2.30 GHz — it delivers solid multitasking performance for office productivity, email, web-based applications, and light data work. The 256 GB M.2 NVMe SSD ensures quick boot times and snappy file access, while 8 GB of DDR4 RAM keeps everyday workflows running smoothly. Its Micro PC form factor makes it ideal for space-constrained desks, reception counters, or behind-the-monitor VESA mounting setups.

As a business-class machine, the OptiPlex 3090 supports Dell's enterprise manageability tools, making it straightforward for IT departments to deploy, configure, and maintain across an organization. The trade-off for its compact size is limited internal expandability and reliance on integrated Intel UHD graphics, so this is not a workstation for creative professionals or anyone needing dedicated GPU power. For offices looking for a dependable, space-saving desktop that handles standard business tasks without fuss, the 3090 Micro is a practical and well-built choice.

Key Features

Intel Core i5 2.30 GHz processor provides you the solid performance to watch videos, play games, and on the same node its adaptability makes you more productive

8 GB memory to handle complex applications simultaneously

256 GB SSD keeps your running programs active while your computer resumes from suspension in seconds

With No instantly access your favorite music, movies, data or other content on the discs

Intel UHD Graphics 630 shared graphic card for watching HD videos, editing pictures, and complex office applications

With Windows 10 Pro edition, enjoy your favorite content all at once on a larger view edge browser. Share your thoughts with the world by writing directly on web pages.

Specifications

Processor
Intel Core i5-10500T Hexa-core (6 Core) 2.30 GHz
Memory
8 GB DDR4 SDRAM
Storage
256 GB M.2 PCI Express NVMe SSD
Form Factor
Micro PC
Brand
Dell
Model
OptiPlex 3090

Pros & Cons

👍 Pros

  • Ultra-compact Micro PC form factor saves significant desk space and can be VESA-mounted behind a monitor.
  • Six-core i5-10500T processor handles multitasking and everyday business workloads efficiently.
  • 256 GB NVMe SSD provides fast boot times and responsive application launches.
  • Low power consumption thanks to the 35W T-series processor, reducing energy costs.
  • Dell's business-class manageability features simplify IT deployment and fleet management.

👎 Cons

  • 8 GB RAM may feel limiting when running many applications simultaneously and requires an upgrade for heavier workloads.
  • 256 GB SSD fills up quickly if storing large files locally.
  • Integrated graphics only, ruling out video editing, CAD, or gaming use cases.
  • The compact chassis limits internal expansion options compared to a standard desktop tower.
  • 10th Gen Intel processor is a few generations behind current offerings.

Frequently Asked Questions

It features an Intel Core i5-10500T hexa-core processor running at a base clock of 2.30 GHz, designed for efficient performance with lower power consumption in the Micro PC form factor.
Yes, the OptiPlex 3090 Micro supports DDR4 SDRAM upgrades and uses a standard M.2 NVMe SSD slot, allowing you to expand beyond the included 8 GB RAM and 256 GB SSD.
The Dell Micro PC form factor is roughly 7 inches by 7 inches by 1.4 inches, making it small enough to mount behind a monitor or tuck into tight workspaces.
No, the OptiPlex 3090 Micro is the desktop unit only. A monitor, keyboard, and mouse must be purchased separately.
No, it relies on Intel UHD integrated graphics. It is designed for business productivity, web browsing, and office applications rather than demanding graphical workloads.

Related Products