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Product comparison · 2 pcs/workstations

Dell OP780MT-X311 PC Intel® Core™2 Quad vs Dell OP780SF-K311 PC Intel® Core™2 Duo E7500

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  • 53specifications compared
  • 21differ
  • 32identical
  • 67known for one product only

Key differences

  • Processor family
    • Intel® Core™2 Quad
    • Intel® Core™2 Duo
  • Processor cores
    • 4
    • 2
  • Processor frequency
    • 2.83 GHz
    • 2.93 GHz
  • Processor cache
    • 12 MB
    • 3 MB
  • Processor front side bus
    • 1333 MHz
    • 1066 MHz
  • Internal memory
    • 4 GB
    • 2 GB
  • Memory layout (slots x size)
    • 2 x 2 GB
    • 2 x 1 GB
  • Total storage capacity
    • 500 GB
    • 320 GB

Side by side

Differences highlightedShow differences only
120 specifications
A

Dell

OP780MT-X311 PC Intel® Core™2 Quad

Model OP780MT-X311

View product
B

Dell

OP780SF-K311 PC Intel® Core™2 Duo E7500

Model OP780SF-K311

View product
Processor5 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™2 QuadIntel® Core™2 Duo
Processor modelKnown for oneE7500
Processor coresDiffers42
Processor threadsKnown for one2
Processor frequencyDiffers2.83 GHz2.93 GHz
Processor cacheDiffers12 MB3 MB
Processor cache typeL2L2
Processor front side busDiffers1333 MHz1066 MHz
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
Processor lithographyKnown for one45 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core 2 Duo E7000 Series
Processor codenameKnown for oneWolfdale
Thermal Design Power (TDP)Known for one65 W
TcaseKnown for one74.1 °C
Processor socketKnown for oneLGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one228 M
Processing Die sizeKnown for one82 mm²
CPU multiplier (bus/core ratio)Known for one11
SteppingKnown for oneR0
ECC supported by processorKnown for oneNo
Number of processors installedKnown for one1
PlatformKnown for onePC
Memory2 differ
Internal memoryDiffers4 GB2 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs2 x 2 GB2 x 1 GB
Maximum internal memoryKnown for one8 GB
Memory slotsKnown for one4x DIMM
Memory clock speedKnown for one1066 MHz
Storage2 differ
Total storage capacityDiffers500 GB320 GB
Optical drive typeDVD-RWDVD-RW
HDD interfaceDiffersSATA IISATA
HDD speed7200 RPM7200 RPM
Card reader integratedNoNo
Floppy drive installedNoNo
Number of HDDs installedKnown for one1
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics card modelDiffersIntel® GMA X4500Intel® GMA 4500M
Graphics card familyIntelIntel
Performanceidentical
Product typePCPC
Network1 differ
Ethernet LANYesYes
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Wi-FiDiffersNoYes
Networking featuresGigabit EthernetGigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantity99
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
HDMI ports quantity00
Ethernet LAN (RJ-45) ports11
Headphone outputsDiffers12
Line-outYesYes
Line-inYesYes
Microphone inYesYes
VGA (D-Sub) ports quantity11
DVI portDiffersNoYes
PS/2 ports quantity00
Firewire (IEEE 1394) ports00
eSATA ports quantity11
Serial ports quantity11
Parallel ports quantity11
DisplayPorts quantityKnown for one1
DC-in jackKnown for oneYes
Expansion slots1 differ
PCI Express x16 slots11
PCI slotsDiffers21
PCI Express x1 slotsKnown for one1
Power1 differ
Power supplyDiffers255 W235 W
Design1 differ
Chassis typeDiffersMini TowerSFF
Product colourBlackBlack
External drive baysKnown for one2x 5.25" 1x 3.5"
Internal drive baysKnown for one1x 3.5"
Softwareidentical
Operating system installedWindows 7 ProfessionalWindows 7 Professional
Drivers includedKnown for oneYes
Displayidentical
Display includedNoNo
Processor special featuresidentical
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for one2
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Processor ARK IDKnown for one36503
Processor codeKnown for oneSLB9Z
Processor package sizeKnown for one37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for oneYes
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Conflict-Free processorKnown for oneNo
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Storage temperature (T-T)Known for one-40 - 65 °C
Operating relative humidity (H-H)Known for one20 - 80%
Weight & dimensions4 differ
WidthDiffers187 mm92.6 mm
DepthDiffers433 mm340 mm
HeightDiffers408 mm314 mm
WeightDiffers11.7 kg6.8 kg
Packaging contentidentical
Remote control includedNoNo
Certificates1 differ
Compliance industry standardsDiffersIEEE 802.3, IEEE 802.3u, IEEE 802.3abIEEE802.11n
Other featuresidentical
TV tuner integratedNoNo
Drive baysKnown for one4
Packaging dataidentical
Package dimensions (WxDxH)Known for one565.2 x 362 x 568.2 mm
Package weightKnown for one19.7 kg

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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