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Small black tower desktop with DVD slot and USB WiFi adapter

DELL

DELL OptiPlex 990 SFF Desktop Intel Quad-Core i5 2.9-3.30GHz 4GB DDR3 1TB HDD DVDRW WiFi Windows 10 Pro

SKU CH-61NM-TY3QP

A small-form-factor desktop with an Intel quad-core i5 up to 3.30 GHz, 4 GB DDR3 RAM, 1 TB hard drive, DVD±RW, Wi-Fi and Windows 10 Pro

  • TypeStudent / Home Office
  • Form FactorDIMM 240-pin
  • UsageConsumer
  • ProcessorIntel Quad-Core i5 (2.9GHz-3.30GHz)
  • Processor Main Features64 bit Quad-Core Processor
  • Memory4 GB DDR3 Desktop RAM
  • Compact SFF case saves desk space
  • Quad-core i5 up to 3.30 GHz handles everyday tasks
  • 4 GB DDR3 memory supports smooth multitasking
  • 1 TB SATA hard drive stores large file collections
  • Windows 10 Pro 64-bit ready for business use

Dell OptiPlex 990 SFF desktop computer

This Dell OptiPlex 990 is a Small Form Factor desktop computer built around an Intel Quad-Core i5 processor running between 2.9GHz and 3.30GHz. It comes with 4GB of DDR3 memory and a 1000GB 3.5-inch SATA hard drive for storage. Windows 10 Pro 64-bit is pre-installed and a USB keyboard and mouse are included.

Suitable for office tasks and home study.

The integrated Intel HD Graphics 2000 and 4GB of RAM handle web browsing, document editing and video playback smoothly. Buyers who want more storage, discrete graphics performance or the ability to run modern 3D titles should look at a different system. The compact SFF case also limits internal expansion options.

DDR3 240-pin memory determines upgrade path

The system uses DDR3 DIMM 240-pin modules and supports up to 16GB total. Matching this exact memory type is essential because other DDR generations will not fit the slots. Check the motherboard layout before purchasing additional RAM.

商品特色

  • Compact SFF case saves desk space
  • Quad-core i5 up to 3.30 GHz handles everyday tasks
  • 4 GB DDR3 memory supports smooth multitasking
  • 1 TB SATA hard drive stores large file collections
  • Windows 10 Pro 64-bit ready for business use

商品規格

BrandDELL
SeriesOptiPlex
Model990
Part Number990
TypeStudent / Home Office
Form FactorDIMM 240-pin
UsageConsumer
ProcessorIntel Quad-Core i5 (2.9GHz-3.30GHz)
Processor Main Features64 bit Quad-Core Processor
Memory4 GB DDR3 Desktop RAM
Storage1000 GB (1TB) 3.5" SATA Hard Drive
Optical DriveDVD±RW Drive
GraphicsIntel HD Graphics 2000
AudioSound card - Integrated
EthernetGigabit Ethernet
Wireless CardWiFi USB Adapter
MonitorMonitor not included
CaseSmall Form Facto (SFF)
KeyboardUSB
MouseUSB
Operating SystemWindows 10 Pro
Software IncludedWindows 10 Pro Installed
ChipsetIntel Q67
CPU TypeIntel Core i5 2nd Gen
Installed Qty1
Max Supported Qty1
CPU Socket TypeLGA 1155
CPU Main Features64 bit Quad-Core Processor
GPU/VGA TypeIntel HD Graphics 2000
Graphics InterfaceIntegrated video
Memory Capacity4GB DDR3
Memory SpeedDDR3
Memory Spec1 GB x 4
Memory Slot (Total)4
Memory Slot (Available)0
Memory Slots (Available/Total)0/4
Maximum Memory Supported16 GB
SSDNo
HDD1TB
HDD InterfaceSATA
Optical Drive TypeDVD±RW
Screen SizeNo Screen
Audio ChipsetIntegrated
LAN ChipsetIntegrated
LAN Speed10/100/1000Mbps
WLAN802.11 Wireless LAN
Front USB4
Front Audio Ports2
Video Ports1 VGA, 1 Display Port
Rear USB6
Rear IEEE 13941 port
RJ451x Headphone, 1x Microphone, 1x Line In
Keyboard TypeUSB Keyboard
Mouse TypeUSB Mouse
Dimensions (H x W x D)11.4 x 3.7 x 12.3
Weight12 Lbs.

商品問答

How do I install more DDR3 memory in the 240-pin DIMM slots and what is the common mistake?

Open the SFF case, align the notch on each DDR3 module with the 240-pin slot, and press firmly until the retention clips click; the step people miss is seating both clips fully so the module does not sit slightly loose.

Which parts will need replacement first on this OptiPlex 990 SFF?

The 3.5-inch 1000 GB SATA hard drive has moving parts and typically fails before the solid-state components; the DVD±RW drive mechanism and the USB WiFi adapter are the next most likely items to wear out.

What performance limit appears first during sustained heavy workloads?

The 4 GB DDR3 memory ceiling is reached quickly, forcing the system to swap to the 1000 GB hard drive and causing noticeable slowdown long before the Intel HD Graphics 2000 or the quad-core processor hit their thermal limits.

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