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Small black Dell OptiPlex 3070 Micro desktop PC

DELL

DELL OptiPlex 3070 Micro desktop PC i5-9500T 16GB 256GB Windows 11 Pro

SKU CH-P31B-YEYAM

An ultra-compact desktop with an Intel Core i5-9500T, 16GB DDR4 RAM, 256GB SSD and Windows 11 Pro for space-constrained offices

  • CPU modelIntel Core i5-9500T
  • RAM capacity16 GB DDR4
  • SSD storage256 GB
  • GraphicsIntel UHD Graphics 630
  • Operating systemWindows 11 Pro
  • Turbo clock speed3.7 GHz
  • Ultra-compact micro form factor saves desk space
  • 16 GB DDR4 memory handles multitasking smoothly
  • 256 GB SSD delivers fast boot and load times
  • Intel Core i5-9500T runs up to 3.70 GHz for responsive performance
  • Windows 11 Pro pre-installed and ready to use

Ultra-Compact Business Desktop

The Dell OptiPlex 3070 Micro is a mini desktop PC built around a 6-core Intel Core i5-9500T processor running at 2.20 GHz base with a 3.70 GHz turbo. It ships with 16 GB of DDR4 memory and a 256 GB SSD, driven by Intel UHD Graphics 630. Windows 11 Pro comes pre-installed, targeting office workers, students and home users who need a small, quiet system for everyday productivity.

Build Integration and Connectivity

The micro form factor fits behind a monitor or on a crowded desk, drawing power from an external brick so no internal PSU space is required. Video output uses one HDMI port and one DisplayPort for dual-display setups. Wired networking runs through a single RJ45 jack, while integrated Wi-Fi removes the need for a separate adapter. Front-facing USB 3.0 and USB 2.0 ports plus audio jacks handle peripherals without reaching to the rear.

Capacity and Headroom

Six cores and 16 GB of DDR4 handle typical office workloads, web browsing and video calls with headroom to spare; the memory ceiling is 32 GB for future upgrades. The 256 GB SSD provides fast boot and application launch, though users with large media libraries or local databases will need external storage. Integrated UHD 630 graphics drive business displays comfortably but cannot support modern gaming or GPU-accelerated rendering workloads.

How it compares

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

Price $242.99
Cheaper than about 82% of the 14,711 comparable items (median $494.99).
RAM capacity 16 GB DDR4
Typical for this category: the median of 13,125 items is 16 GB.
SSD storage 256 GB
Lower than about 80% of the 11,342 comparable items (median 512 GB).

Specifications

Product
Brand nameDELL
Product lineOptiPlex
Model name3070-Micro
Product typeDesktop PC
Product colorBlack
Processor
CPU modelIntel Core i5-9500T
Turbo clock speed3.7 GHz
Base clock speed2.2 GHz
Processor cache9 MB
Memory
RAM capacity16 GB DDR4
Storage
SSD storage256 GB
Graphics
GraphicsIntel UHD Graphics 630
Ports & slots
Front USB ports2
Front audio jacks2
Ethernet port1 port
Size & build
Form factorMini PC
Software
Operating systemWindows 11 Pro

Questions about this item

What limits the Core i5-9500T under sustained load in the 3070 Micro chassis?

The compact Micro form factor restricts airflow, so the 6-core 2.20 GHz processor with 3.70 GHz turbo will throttle once its thermal headroom is used up.

How loud and hot does the 3070 Micro get when running all day?

The small chassis and integrated Intel UHD Graphics 630 mean the fan spins up noticeably under continuous load, raising both noise and surface temperature.

Which DDR4 modules must I already own to expand the 16 GB to the 32 GB maximum?

You need DDR4 SO-DIMM sticks; the board supports up to 32 GB total across its two slots.

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