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Product comparison · 2 pcs/workstations

Dell OptiPlex 390MT vs Dell OptiPlex 990 MT (X029900109E)

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  • 96specifications compared
  • 46differ
  • 50identical
  • 40known for one product only

Key differences

  • Processor family
    • Intel Pentium G
    • Intel® Core™ i7
  • Processor model
    • G630
    • i7-2600
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 2.7 GHz
    • 3.4 GHz
  • Processor cache
    • 3 MB
    • 8 MB
  • Thermal Design Power (TDP)
    • 65 W
    • 95 W
  • Tcase
    • 69.1 °C
    • 72.6 °C

Side by side

Differences highlightedShow differences only
136 specifications
A

Dell

OptiPlex 390MTView product
B

Dell

OptiPlex 990 MT (X029900109E)View product
Processor13 differ
Processor familyDiffersIntel Pentium GIntel® Core™ i7
Processor generationKnown for one2nd gen Intel® Core™ i7
Processor modelDiffersG630i7-2600
Processor coresDiffers24
Processor threadsDiffers28
Processor boost frequencyKnown for one3.8 GHz
Processor frequencyDiffers2.7 GHz3.4 GHz
Processor cacheDiffers3 MB8 MB
FSB ParityKnown for oneNo
Processor seriesDiffersIntel Pentium G600 Series for DesktopIntel Core i7-2600 Desktop Series
Thermal Design Power (TDP)Differs65 W95 W
TcaseDiffers69.1 °C72.6 °C
Maximum number of PCI Express lanesKnown for one16
CPU multiplier (bus/core ratio)Differs2734
SteppingDiffersQ0D2
Memory clock speeds supported by processorDiffers1066 MHz1066,1333 MHz
Memory bandwidth supported by processor (max)Differs17 GB/s21 GB/s
ECC supported by processorKnown for oneNo
Number of processors installedKnown for one1
Memory4 differ
Internal memoryDiffers2 GB4 GB
Maximum internal memoryDiffers8 GB16 GB
Memory layout (slots x size)Differs1 x 2 GB4 x 4 GB
Memory slotsDiffers2x DIMM4x DIMM
Storage2 differ
Total storage capacityDiffers500 GB1 TB
Optical drive typeDiffersDVD-RWDVD±RW
HDD capacityKnown for one1 TB
HDD interfaceKnown for oneSATA III
HDD speedKnown for one7200 RPM
Graphics2 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 2000
On-board graphics card dynamic frequency (max)Differs1100 MHz1350 MHz
On-board graphics card IDKnown for one0x102
Performance1 differ
Motherboard chipsetDiffersIntel® H61Intel® Q67 Express
Networkidentical
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers810
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers01
DisplayPorts quantityKnown for one1
Headphone outputsDiffers21
Line-inKnown for oneYes
DVI portDiffersNoYes
PS/2 ports quantityDiffers02
Firewire (IEEE 1394) portsDiffers01
Parallel ports quantityDiffers01
COM ports quantityKnown for one1
Audio inputKnown for one1
HDMI ports quantityKnown for one1
Serial ports quantityKnown for one0
Expansion slots1 differ
PCI Express x1 slotsDiffers31
PCI Express x4 slotsKnown for one1
PCI slotsKnown for one2
Number of 3.5" baysKnown for one2
Design2 differ
Chassis typeDiffersMini TowerDesktop
Product colourDiffersBlack, SilverBlack
Number of 5.25" baysKnown for one2
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalFreeDOS
Bundled softwareKnown for oneDOS
Processor special features12 differ
Embedded options availableDiffersNoYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Processor ARK IDDiffers5348352213
Processor codeDiffersSR05SSR00B
Supported instruction setsKnown for oneAVX
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Conflict-Free processorKnown for oneNo
Sustainability1 differ
Sustainability certificatesDiffersEPEAT Gold, ENERGY STARENERGY STAR
Poweridentical
Power supplyKnown for one265 W
Audioidentical
Audio systemKnown for oneHD
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Operating relative humidity (H-H)Known for one-40 - 65%
Certificatesidentical
Compliance certificatesKnown for oneRoHS

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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