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Product comparison · 2 pcs/workstations

Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 vs Dell OptiPlex 980MT

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  • 104specifications compared
  • 38differ
  • 66identical
  • 34known for one product only

Key differences

The Dell OptiPlex 980MT has 2 more processor cores than the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 (4 vs 2). The Dell OptiPlex 980MT has 6 more processor threads than the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 (8 vs 2). The Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 has 0.36 GHz more processor frequency than the Dell OptiPlex 980MT (3.16 GHz vs 2.8 GHz). Only the Dell OP780DT-M311 PC Intel® Core™2 Duo E8500 has on-board graphics card. Only the Dell OptiPlex 980MT has embedded options available.

  • Processor family
    • Intel® Core™2 Duo
    • Intel® Core™ i7
  • Processor model
    • E8500
    • i7-860
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 3.16 GHz
    • 2.8 GHz
  • Processor cache
    • 6 MB
    • 8 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Bus type
    • FSB
    • DMI

Side by side

Differences highlightedShow differences only
138 specifications
A

Dell

OP780DT-M311 PC Intel® Core™2 Duo E8500

Model OP780DT-M311

View product
B

Dell

OptiPlex 980MTView product
Processor16 differ
Processor familyDiffersIntel® Core™2 DuoIntel® Core™ i7
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersE8500i7-860
Processor coresDiffers24
Processor threadsDiffers28
Processor boost frequencyKnown for one3.46 GHz
Processor frequencyDiffers3.16 GHz2.8 GHz
Processor cacheDiffers6 MB8 MB
Processor cache typeDiffersL2Smart Cache
Bus typeDiffersFSBDMI
System bus rateKnown for one2.5 GT/s
Processor seriesDiffersIntel Core 2 Duo E8000 SeriesIntel Core i7-800 Desktop Series
Processor codenameDiffersWolfdaleLynnfield
Thermal Design Power (TDP)Differs65 W95 W
TcaseDiffers72.4 °C72.7 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2.0
Processor socketDiffersLGA 775 (Socket T)LGA 1156 (Socket H)
Number of Processing Die TransistorsDiffers410 M774 M
Processing Die sizeDiffers107 mm²296 mm²
CPU multiplier (bus/core ratio)Differs9.521
Maximum internal memory supported by processorKnown for one16 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one1066,1333 MHz
Memory bandwidth supported by processor (max)Known for one21 GB/s
Processor system typeKnown for oneDP
Processor core voltage (AC)Known for one0.850/1.3625 V
SteppingKnown for oneC0
Memory2 differ
Maximum internal memoryDiffers8 GB16 GB
Memory clock speedDiffers1066 MHz1333 MHz
Memory channelsKnown for oneDual-channel
Storage1 differ
Total storage capacityDiffers320 GB500 GB
Drive device, buffer sizeKnown for one16 MB
Number of HDDs installedKnown for one1
Graphics3 differ
On-board graphics cardDiffersYesNo
Discrete graphics card modelDiffersIntel® GMA X4500AMD Radeon HD 3450
Discrete graphics card memoryKnown for one0.256 GB
Graphics card familyDiffersIntelAMD
Optical driveidentical
CD read speedKnown for one16x
Networkidentical
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers910
Headphone outputsDiffers12
Line-outKnown for oneYes
Line-inKnown for oneYes
DC-in jackKnown for oneYes
Expansion slots1 differ
PCI Express x16 slotsDiffers12
Power1 differ
Power supply typeKnown for oneAC
Power requirementsKnown for one100-240V
Power supplyDiffers255 W305 W
Design1 differ
Chassis typeDiffersDesktopMini Tower
External drive baysKnown for one1x 5.25" 1x 3.5"
Internal drive baysKnown for one1x 3.5"
Softwareidentical
Mac compatibilityKnown for oneNo
Bundled softwareKnown for oneWindows Live Roxio Creator 10.3 Software
Processor special features6 differ
CPU configuration (max)Known for one1
Embedded options availableDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Physical Address Extension (PAE)Known for one36 bit
Processor ARK IDDiffers3391141316
Supported instruction setsKnown for oneSSE4.2
Thermal Monitoring TechnologiesDiffersYesNo
Intel® Turbo Boost TechnologyDiffersNo1.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Processor codeKnown for oneSLAPK
Weight & dimensions4 differ
WidthDiffers114 mm187 mm
DepthDiffers399 mm437.9 mm
HeightDiffers353 mm401 mm
WeightDiffers8.26 kg11.4 kg
Certificatesidentical
CertificationKnown for oneENERGY STAR 5.0, EPEAT Gold, CECP, TCO 05, WEEE, CES, Japan Green PC, FEMP, South Korea Eco-label, EU RoHS, China RoHS
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Other features1 differ
Drive baysDiffers33x 3.5", 2x 5.25"

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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