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Product comparison · 2 pcs/workstations

Dell 3900 + KB vs Dell OptiPlex 9020 Computador SFF BTX

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  • 118specifications compared
  • 47differ
  • 71identical
  • 65known for one product only

Key differences

  • Processor family
    • Intel Pentium G
    • Intel® Core™ i7
  • Processor model
    • G3260
    • i7-4790
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 3.3 GHz
    • 3.6 GHz
  • Processor cache
    • 3 MB
    • 8 MB
  • Bus type
    • DMI2
    • DMI
  • Thermal Design Power (TDP)
    • 53 W
    • 84 W

Side by side

Differences highlightedShow differences only
183 specifications
A

Dell

3900 + KBView product
B

Dell

OptiPlex 9020 Computador SFF BTXView product
Processor14 differ
Processor familyDiffersIntel Pentium GIntel® Core™ i7
Processor generationKnown for one4th gen Intel® Core™ i7
Processor modelDiffersG3260i7-4790
Processor coresDiffers24
Processor threadsDiffers28
Processor boost frequencyKnown for one4 GHz
Processor frequencyDiffers3.3 GHz3.6 GHz
Processor cacheDiffers3 MB8 MB
Bus typeDiffersDMI2DMI
FSB ParityKnown for oneNo
Processor seriesDiffersIntel Pentium G3000 series for DesktopIntel Core i7-4700 Desktop series
Thermal Design Power (TDP)Differs53 W84 W
TcaseDiffers72 °C72.72 °C
PCI Express configurationsDiffers1x8, 1x16, 2x4, 2x81x16, 2x8, 1x8+2x4
Number of QPI linksKnown for one0
Memory types supported by processorDiffersDDR3-SDRAM, DDR3L-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers1333 MHz1333,1600 MHz
ECC supported by processorDiffersYesNo
Memory voltage supported by processorKnown for one1.5 V
Memory4 differ
Internal memoryDiffers4 GB8 GB
Maximum internal memoryDiffers16 GB32 GB
Memory layout (slots x size)Differs1 x 4 GB2 x 4 GB
Memory slotsDiffers2x DIMM4x DIMM
Non-ECCKnown for oneYes
Storage1 differ
Optical drive typeDiffersDVD±RWDVD Super Multi
RAID supportKnown for oneYes
Number of storage drives installedKnown for one1
Card reader integratedKnown for oneYes
Graphics4 differ
Discrete graphics card modelDiffersNot availableAMD Radeon R5 240
Discrete graphics card memoryKnown for one1 GB
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers16 GB1.024 GB
On-board graphics card dynamic frequency (max)Differs1100 MHz1200 MHz
On-board graphics card IDKnown for one0x412
Graphics card Open GL supportKnown for oneYes
CUDAKnown for oneNo
NVIDIA G-SYNCKnown for oneNo
NVIDIA GameWorks VRKnown for oneNo
Graphics card DVI-I ports quantityKnown for one1
Graphics card DisplayPorts quantityKnown for one1
Discrete graphics cardKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel® H81Intel® Q87
Password protection typeKnown for oneBIOS, User
Audio output channelsKnown for one5.1 channels
Networkidentical
Wi-FiKnown for oneNo
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers46
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
DisplayPorts quantityKnown for one2
HDMI ports quantityDiffers10
Serial ports quantityKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Thunderbolt 3 ports quantityKnown for one0
Expansion slots1 differ
Number of 3.5" baysDiffers21
PCI Express x1 (Gen 2.x) slotsKnown for one2
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one1
Power1 differ
Power supplyDiffers300 W255 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Design3 differ
Chassis typeDiffersMini TowerSFF
Placement supportedDiffersVerticalHorizontal/Vertical
Number of 5.25" baysDiffers21
Liquid cooling systemKnown for oneNo
Softwareidentical
Drivers includedKnown for oneYes
Recovery operating systemKnown for oneWindows 8.1
Processor special features11 differ
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel HD GraphicsKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Built-in Visuals TechnologyKnown for oneYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Insider™Known for oneYes
Intel® OS GuardKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x, VT-d
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Processor ARK IDDiffers8735680806
Processor codeDiffersSR1K8SR1QF
Supported instruction setsDiffersSSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal solution specificationDiffersPCG 2013CPCG 2013D
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® Anti-Theft Technology (Intel® AT)Known for oneYes
Audioidentical
Audio systemKnown for oneHD
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-40 - 65 °C
Operating relative humidity (H-H)Known for one20 - 80%
Operating altitudeKnown for one-15.2 - 3048 m
Non-operating altitudeKnown for one-15.2 - 10668 m
Weight & dimensions4 differ
WidthDiffers360 mm93 mm
DepthDiffers436.3 mm312 mm
HeightDiffers175 mm290 mm
WeightDiffers8.9 kg6 kg
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneCECP, WEEE
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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