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Compact black and silver desktop tower, ultra-small form factor

DELL

DELL OptiPlex 990 USFF desktop PC Intel Quad-Core i5 2.9-3.30GHz 8GB DDR3 500GB HDD

SKU CH-1FMR-BKR5N

Ultra-small desktop with quad-core Intel i5, 8 GB DDR3, 500 GB hard drive, DVD±RW, Wi-Fi and Windows 10 Pro

  • Screen sizeNo Screen
  • ProcessorIntel Core i5 2nd Gen
  • Memory size8 GB DDR3 Desktop RAM
  • Storage drive500 GB 3.5 in SATA Hard Drive
  • GraphicsIntel HD Graphics 2000
  • ChipsetIntel Q67
  • Quad-core i5 up to 3.30 GHz handles daily workloads
  • 8 GB DDR3 memory keeps multitasking responsive
  • 500 GB 3.5" SATA drive stores files and apps
  • Ultra-small form factor fits tight desk spaces
  • Windows 10 Pro 64-bit pre-installed with CoA

Compact USFF Desktop for Home Office

The Dell OptiPlex 990 Ultra Small Form Factor desktop delivers a quad-core Intel i5 processor running at 2.9 to 3.30 GHz with 8 GB of DDR3 memory and a 500 GB SATA hard drive. Windows 10 Professional 64-bit is pre-installed with a Certificate of Authenticity. It suits students and home-office users needing a space-saving PC for everyday productivity.

SATA Storage and Integrated Graphics Limits

The 3.5-inch 500 GB hard drive uses a SATA interface, which caps sequential throughput well below modern solid-state speeds. Integrated Intel HD Graphics 2000 or 2500 handles basic video output but cannot accelerate 3D workloads or drive multiple high-resolution displays. Gigabit Ethernet and a USB WiFi adapter provide network connectivity, while the 16X DVD±RW remains the only internal optical option.

Simple Setup with USFF Constraints

A USB keyboard and mouse are included so the system is ready once a monitor is connected. The ultra-small chassis restricts internal upgrades to low-profile cards and 2.5-inch drives, and the 240-pin DDR3 slots limit memory expansion to compatible modules only. Buyers who want more storage bays, a discrete graphics card or standard ATX power supplies should consider a larger form factor.

How it compares

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

Price $88.99
Cheaper than about 97% of the 14,711 comparable items (median $494.99).
Memory size 8 GB DDR3 Desktop RAM
Lower than about 80% of the 5,840 comparable items (median 16 GB).
RAM capacity 8 GB DDR3
Lower than about 80% of the 13,125 comparable items (median 16 GB).

Specifications

Product
Brand nameDELL
Product lineOptiPlex
Model name990
Part number990
Product typeStudent / Home Office
Recommended useConsumer
Product colorBlack/Silver
Processor
ProcessorIntel Core i5 2nd Gen
CPUIntel Quad-Core i5 (2.9 GHz-3.3 GHz)
ChipsetIntel Q67
Memory
Memory size8 GB DDR3 Desktop RAM
RAM capacity8 GB DDR3
RAM type and speedDDR3
Memory configuration4 GB x 2
Total memory slots2
Free memory slots0
Memory slots0/2
Max supported RAM16 GB
Storage
Storage drive500 GB 3.5 in SATA Hard Drive
SSD storageNo
Hard drive500 GB
Disc drive16X DVD±RW Drive
Drive interfaceSATA
Optical driveDVD±RW
Display
Screen sizeNo Screen
Graphics
GraphicsIntel HD Graphics 2000
GPUIntel HD Graphics 2000
GPU interfaceIntegrated video
Audio & video
SoundSound card - Integrated
Audio chipIntegrated
Connectivity
Network speed10/100/1000 Mbit/s
Wired networkGigabit Ethernet
Wireless adapterWiFi USB Adapter
Ethernet controllerIntegrated
Wi-Fi802.11a/b/g/n Wireless LAN
Ports & slots
Front USB ports2
Front audio jacks2
Video connectors1 VGA, 1 Display Port
Rear USB ports5
Ethernet port1 port
Rear audio jacks1x Headphone, 1x Microphone, 1x Line In
Size & build
Form factorDIMM 240-pin
ChassisUltra Small Form Facto (USFF)
Overall dimensions9.3 × 2.6 × 9.4
In the box
Included monitorNot included
Bundled mouseUSB
Pointing deviceUSB Mouse
Software
Operating systemWindows 10 Pro
Pre-installed softwareWindows 10 Pro Restore Media
More details
KeyboardUSB
Keyboard typeUSB Keyboard

Questions about this item

Which configuration of the OptiPlex 990 USFF matches my workload?

This unit ships as a single specification: Intel Quad-Core i5 running at 2.9 to 3.30 GHz, 8 GB DDR3 RAM, a 500 GB 3.5" SATA hard drive and Windows 10 Pro 64-bit. There are no alternative capacity or processor options listed for this model.

What does the 2.9-3.30 GHz range mean for everyday tasks?

The processor runs at a base frequency of 2.9 GHz and can reach 3.30 GHz under load. In practice this handles office applications, web browsing and media playback smoothly within the compact USFF chassis.

What limits does the SATA interface place on the 500 GB drive?

The 3.5" hard drive connects via SATA, capping sequential transfer speeds to the SATA bus limit. This is adequate for general storage but slower than modern solid-state alternatives.

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