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Small black rectangular mini PC with wireless keyboard and mouse

DELL

DELL OptiPlex 3040 Mini PC i5-6500T 2.50GHz 8GB 512GB Win 11 Pro

SKU CH-WH4S-55ACZ

A compact Mini PC with an Intel Core i5-6500T processor, 8GB RAM, 512GB SSD and Windows 11 Pro, plus wireless keyboard and mouse included

  • CPU modelIntel Core i5-6500T
  • RAM capacity8 GB
  • SSD storage512 GB
  • GraphicsIntel HD Graphics 530
  • Operating systemWindows 11 Pro
  • Turbo clock speed3.1 GHz
  • Intel Core i5-6500T handles everyday workloads with four cores at 2.50 GHz
  • 8 GB memory keeps multiple apps responsive during multitasking
  • 512 GB solid-state drive provides fast boot and ample file space
  • Mini PC chassis fits tight desks and mounts behind monitors
  • Windows 11 Pro pre-installed with business-grade security and management tools

Dell OptiPlex 3040 Mini PC

The Dell OptiPlex 3040 is a compact desktop computer built around an Intel Core i5-6500T processor running at 2.50 GHz with a 3.10 GHz turbo frequency. It ships with 8 GB of memory and a 512 GB SSD, plus Windows 11 Pro pre-installed. A wireless keyboard and mouse are included for an immediate start.

Home office users and small-business buyers

This system suits anyone who needs a space-saving PC for web browsing, document work and video calls. The integrated Intel HD Graphics 530 handles dual-monitor output but is not intended for gaming, 3D rendering or heavy creative workloads. Buyers who want more storage or discrete graphics should look at something else.

512 GB SSD capacity

The single specification that decides fit is the 512 GB solid-state drive. It determines how many applications and local files you can keep on the machine before adding external storage or a cloud plan.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $200.99
Cheaper than about 89% of the 14,711 comparable items (median $494.99).
RAM capacity 8 GB
Lower than about 80% of the 13,125 comparable items (median 16 GB).
SSD storage 512 GB
Typical for this category: the median of 11,342 items is 512 GB.

Specifications

Product
Brand nameDELL
Product lineOptiPlex
Model name3040 Micro PC
Product typeDesktop PC
Product colorBlack
Processor
CPU modelIntel Core i5-6500T
Turbo clock speed3.1 GHz
Base clock speed2.5 GHz
Processor cache6 MB
Memory
RAM capacity8 GB
Storage
SSD storage512 GB
Graphics
GraphicsIntel HD Graphics 530
Connectivity
Wired networkFast Ethernet
Ports & slots
Front USB ports2
Front audio jacks2
Ethernet port1 port
Size & build
Form factorMini PC
Compatibility
Windows 11 supportReady
Software
Operating systemWindows 11 Pro

Questions about this item

How do I install the wireless keyboard and mouse that come with the OptiPlex 3040 Mini PC, and what step do people often miss?

Plug the single USB receiver into a front USB port, switch both devices on, and wait for Windows 11 Pro to finish installing the drivers before typing — the pairing is automatic but the driver install takes a few extra seconds.

What maintenance or replacement will the 8GB RAM in this 3040 Micro PC need later?

The 8GB is soldered and not user-upgradable, so no routine maintenance is required; if capacity becomes limiting the only option is to replace the whole unit.

What limit shows up first on the Intel Core i5-6500T when the 3040 runs a sustained heavy workload?

The 6 MB cache and base 2.50 GHz frequency constrain throughput before the 3.10 GHz turbo can be maintained, so performance settles at the base clock once the thermal envelope fills.

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