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Product comparison · 2 pcs/workstations

Dell 990 MT + P1913S vs Dell OptiPlex 390 DT (X043900106E)

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  • 109specifications compared
  • 21differ
  • 88identical
  • 42known for one product only

Key differences

  • Internal memory
    • 2 GB
    • 4 GB
  • Maximum internal memory
    • 16 GB
    • 8 GB
  • Total storage capacity
    • 500 GB
    • 1 TB
  • Optical drive type
    • DVD Super Multi
    • DVD±RW
  • HDD capacity
    • 500 GB
    • 1 TB
  • Motherboard chipset
    • Intel® Q67 Express
    • Intel® H61
  • USB 2.0 ports quantity
    • 10
    • 8
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
151 specifications
A

Dell

990 MT + P1913SView product
B

Dell

OptiPlex 390 DT (X043900106E)View product
Processoridentical
Number of processors installedKnown for one1
Memory2 differ
Internal memoryDiffers2 GB4 GB
Maximum internal memoryDiffers16 GB8 GB
Memory layout (slots x size)Known for one2 x 4 GB
Memory slotsKnown for one2x DIMM
Storage3 differ
Total storage capacityDiffers500 GB1 TB
Optical drive typeDiffersDVD Super MultiDVD±RW
HDD capacityDiffers500 GB1 TB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
Performance1 differ
Motherboard chipsetDiffersIntel® Q67 ExpressIntel® H61
Networkidentical
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Ethernet interface typeKnown for oneGigabit Ethernet
Networking featuresKnown for oneGigabit Ethernet
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers108
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers01
DisplayPorts quantityKnown for one1
HDMI ports quantityKnown for one0
DVI portDiffersNoYes
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) portsKnown for one0
Serial ports quantityKnown for one1
Headphone connectivityKnown for one3.5 mm
USB connector typeKnown for oneUSB Type-A
Audio inputKnown for one1
Expansion slots2 differ
Number of 3.5" baysKnown for one2
PCI Express x1 slotsDiffers13
PCI Express x16 slotsDiffers21
PCI slotsKnown for one1
Power1 differ
Power supply typeKnown for oneAC
Power supplyDiffers265 W250 W
Design2 differ
Chassis typeDiffersMini TowerDesktop
Number of 5.25" baysKnown for one2
Product colourDiffersBlack, SilverBlack
External drive baysKnown for one2 x 5.25"
Internal drive baysKnown for one2 x 3.5"
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalFreeDOS
Operating system architectureKnown for one64-bit
Mac compatibilityKnown for oneNo
Drivers includedKnown for oneYes
Bundled softwareKnown for oneDOS
Display1 differ
Display includedDiffersYesNo
Display diagonalKnown for one48.3 cm (19")
Display typeKnown for oneLED
Display resolutionKnown for one1280 x 1024 pixels
Native aspect ratioKnown for one5:4
Contrast ratio (typical)Known for one1000:1
Display number of coloursKnown for one16.78 million colours
TouchscreenKnown for oneNo
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one170°
Viewing angle, verticalKnown for one160°
Display diagonal (metric)Known for one48.26 cm
Weight & dimensions2 differ
WidthDiffers175 mm102 mm
DepthDiffers417 mm410 mm
WeightKnown for one8.87 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboard includedKnown for oneYes
Certificates1 differ
Compliance certificatesKnown for oneRoHS
CertificationDiffersCECP, WEEE, TCO 3Energy Star 5.0 compliant
Sustainability1 differ
Sustainability certificatesDiffersEPEAT Gold, ENERGY STARENERGY STAR
Keyboardidentical
Windows keysKnown for oneYes

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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