Product comparison · 2 pcs/workstations

Dell OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM vs HP Pavilion 550-239na Intel® Core™ i3 i3-6100

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  • 89specifications compared
  • 52differ
  • 37identical
  • 108known for one product only

Key differences

The HP Pavilion 550-239na Intel® Core™ i3 i3-6100 has 2 more processor threads than the Dell OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM (4 vs 2). The HP Pavilion 550-239na Intel® Core™ i3 i3-6100 has 0.9 GHz more processor frequency than the Dell OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM (3.7 GHz vs 2.8 GHz). The HP Pavilion 550-239na Intel® Core™ i3 i3-6100 has 1 MB more processor cache than the Dell OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM (3 MB vs 2 MB). Only the HP Pavilion 550-239na Intel® Core™ i3 i3-6100 has ECC supported by processor. Only the HP Pavilion 550-239na Intel® Core™ i3 i3-6100 has Wi-Fi.

  • Processor family
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:Intel® Pentium® D
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:Intel® Core™ i3
  • Processor model
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:820
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:i3-6100
  • Processor threads
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:2
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:4
  • Processor frequency
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:2.8 GHz
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:3.7 GHz
  • Processor cache
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:2 MB
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:3 MB
  • Processor cache type
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:L2
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:L3
  • Bus type
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:FSB
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:DMI3
  • Processor lithography
    • OptiPlex GX520 Intel® Pentium® D 820 DDR2-SDRAM:90 nm
    • Pavilion 550-239na Intel® Core™ i3 i3-6100:14 nm

Side by side

Differences highlightedShow differences only (on)
Comparison of GX520, 550-239na
197 specifications
Processor14 differ
Processor familyDiffersIntel® Pentium® DIntel® Core™ i3
Processor generationKnown for oneUnknown — not stated by the source6th gen Intel® Core™ i3
Processor modelDiffers820i3-6100
Processor threadsDiffers24
Processor frequencyDiffers2.8 GHz3.7 GHz
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL2L3
Bus typeDiffersFSBDMI3
System bus rateKnown for oneUnknown — not stated by the source8 GT/s
Processor lithographyDiffers90 nm14 nm
Processor seriesDiffersIntel Pentium D 800 SeriesIntel Core i3-6100 series
Processor codenameDiffersSmithfieldSkylake
Thermal Design Power (TDP)Differs95 W51 W
TcaseDiffers64.1 °C65 °C
Maximum number of PCI Express lanesKnown for oneUnknown — not stated by the source16
PCI Express configurationsKnown for oneUnknown — not stated by the source1x16, 1x8+2x4, 2x8
PCI Express slots versionKnown for oneUnknown — not stated by the source3.0
Processor socketDiffersLGA 775 (Socket T)LGA 1151 (Socket H4)
SteppingKnown for oneUnknown — not stated by the sourceS0
Maximum internal memory supported by processorKnown for oneUnknown — not stated by the source64 GB
Memory types supported by processorKnown for oneUnknown — not stated by the sourceDDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorKnown for oneUnknown — not stated by the source1333,1600,1866,2133 MHz
Memory bandwidth supported by processor (max)Known for oneUnknown — not stated by the source34.1 GB/s
ECC supported by processorDiffersNoYes
Memory voltage supported by processorKnown for oneUnknown — not stated by the source1.35 V
Processor front side busKnown for one800 MHzUnknown — not stated by the source
Number of Processing Die TransistorsKnown for one230 MUnknown — not stated by the source
Processing Die sizeKnown for one206 mm²Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one14Unknown — not stated by the source
Processor core voltage (AC)Known for one1.25 - 1.40 VUnknown — not stated by the source
Memory2 differ
Internal memoryKnown for oneUnknown — not stated by the source8 GB
Maximum internal memoryDiffers2 GB16 GB
Internal memory typeDiffersDDR2-SDRAMDDR3L-SDRAM
Memory layout (slots x size)Known for oneUnknown — not stated by the source1 x 8 GB
Memory clock speedKnown for oneUnknown — not stated by the source1600 MHz
Memory channelsKnown for oneUnknown — not stated by the sourceDual-channel
Non-ECCKnown for oneYesUnknown — not stated by the source
Storage5 differ
Total storage capacityDiffers80 GB1.12 TB
Storage mediaDiffersHDDHDD+SSD
Number of storage drives installedDiffers12
Total HDDs capacityKnown for oneUnknown — not stated by the source1 TB
HDD capacityDiffers80 GB1 TB
HDD interfaceDiffersSATA IISATA
HDD speedKnown for oneUnknown — not stated by the source7200 RPM
Total SSDs capacityKnown for oneUnknown — not stated by the source128 GB
Number of SSDs installedKnown for oneUnknown — not stated by the source1
SSD capacityKnown for oneUnknown — not stated by the source128 GB
SSD interfaceKnown for oneUnknown — not stated by the sourceSATA
Card reader integratedKnown for oneUnknown — not stated by the sourceYes
Compatible memory cardsKnown for oneUnknown — not stated by the sourceMS PRO, Memory Stick (MS), SD, SDHC, SDXC
Graphics2 differ
Discrete graphics card modelKnown for oneUnknown — not stated by the sourceAMD Radeon R9 370
Discrete graphics card memoryKnown for oneUnknown — not stated by the source2 GB
Discrete graphics memory typeKnown for oneUnknown — not stated by the sourceGDDR5
Number of discrete graphics cardsKnown for oneUnknown — not stated by the source1
On-board graphics card familyDiffersIntel® GMAIntel® HD Graphics
On-board graphics card modelDiffersIntel® GMA 950Intel® HD Graphics 530
Maximum on-board graphics card memoryKnown for oneUnknown — not stated by the source1.7 GB
Number of displays supported (on-board graphics)Known for oneUnknown — not stated by the source3
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source350 MHz
On-board graphics card dynamic frequency (max)Known for oneUnknown — not stated by the source1050 MHz
On-board graphics card DirectX versionKnown for oneUnknown — not stated by the source12.0
On-board graphics card IDKnown for oneUnknown — not stated by the source0x1912
On-board graphics card OpenGL versionKnown for oneUnknown — not stated by the source4.4
Graphics card DVI ports quantityKnown for oneUnknown — not stated by the source2
Graphics card DisplayPorts quantityKnown for oneUnknown — not stated by the source1
Graphics card HDMI ports quantityKnown for oneUnknown — not stated by the source1
Performanceidentical
Audio output channelsKnown for oneUnknown — not stated by the source5.1 channels
Motherboard chipsetKnown for oneIntel® 945GUnknown — not stated by the source
Network1 differ
Wi-FiDiffersNoYes
Top Wi-Fi standardKnown for oneUnknown — not stated by the sourceWi-Fi 5 (802.11ac)
Wi-Fi standardsKnown for oneUnknown — not stated by the source802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source4.0
Cabling technologyKnown for one10/100/1000Base-T(X)Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers82
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers04
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for oneUnknown — not stated by the source0
Thunderbolt ports quantityKnown for oneUnknown — not stated by the source0
Thunderbolt 2 ports quantityKnown for oneUnknown — not stated by the source0
Thunderbolt 3 ports quantityKnown for oneUnknown — not stated by the source0
DisplayPorts quantityKnown for oneUnknown — not stated by the source0
HDMI ports quantityDiffers02
Combo headphone/mic portKnown for oneUnknown — not stated by the sourceNo
VGA (D-Sub) ports quantityDiffers10
Mini DisplayPorts quantityKnown for oneUnknown — not stated by the source0
PS/2 ports quantityKnown for oneUnknown — not stated by the source0
Firewire (IEEE 1394) portsKnown for oneUnknown — not stated by the source0
DC-in jackKnown for oneUnknown — not stated by the sourceNo
Serial ports quantityKnown for one1Unknown — not stated by the source
Parallel ports quantityKnown for one1Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
Power1 differ
Power supplyDiffers220 W180 W
Power supply input voltageKnown for oneUnknown — not stated by the source100 - 240 V
Power supply input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Design1 differ
Placement supportedKnown for oneUnknown — not stated by the sourceVertical
Liquid cooling systemKnown for oneUnknown — not stated by the sourceNo
Product colourDiffersBlackBlack, White
Country of originKnown for oneUnknown — not stated by the sourceChina
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 10 Home
Operating system architectureKnown for oneUnknown — not stated by the source64-bit
Drivers includedKnown for oneYesUnknown — not stated by the source
Processor special features18 differ
CPU configuration (max)Known for oneUnknown — not stated by the source1
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Graphics & IMC lithographyKnown for oneUnknown — not stated by the source14 nm
Intel Clear Video TechnologyDiffersNoYes
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Secure Key Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Small Business Advantage (SBA) versionKnown for oneUnknown — not stated by the source1.00
Intel Software Guard Extensions (Intel SGX)Known for oneUnknown — not stated by the sourceYes
Intel Stable Image Platform Program (SIPP)Known for oneUnknown — not stated by the sourceNo
Intel Stable Image Platform Program (SIPP) versionKnown for oneUnknown — not stated by the source0.00
Intel TSX-NIKnown for oneUnknown — not stated by the sourceNo
Intel TSX-NI versionKnown for oneUnknown — not stated by the source0.00
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
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)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneUnknown — not stated by the sourceYes
Intel® Secure KeyKnown for oneUnknown — not stated by the sourceYes
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceYes
Intel® Smart CacheDiffersNoYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers2751290729
Processor codeKnown for oneUnknown — not stated by the sourceSR2HG
ScalabilityKnown for oneUnknown — not stated by the source1S
Supported instruction setsKnown for oneUnknown — not stated by the sourceSSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Thermal solution specificationKnown for oneUnknown — not stated by the sourcePCG 2015C
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceYes
Conflict-Free processorDiffersNoYes
Physical Address Extension (PAE)Known for oneYesUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source10 - 40 °C
Storage temperature (T-T)Known for oneUnknown — not stated by the source-20 - 60 °C
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source10 - 90%
Storage relative humidity (H-H)Known for oneUnknown — not stated by the source5 - 90%
Operating altitudeKnown for oneUnknown — not stated by the source0 - 3050 m
Non-operating altitudeKnown for oneUnknown — not stated by the source0 - 4570 m
Weight & dimensions3 differ
WidthDiffers114.3 mm165.1 mm
DepthDiffers347.7 mm375 mm
HeightDiffers395.9 mm363.9 mm
WeightKnown for oneUnknown — not stated by the source7.15 kg
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source499 mm
Package depthKnown for oneUnknown — not stated by the source240 mm
Package heightKnown for oneUnknown — not stated by the source520 mm
Package weightKnown for oneUnknown — not stated by the source9.7 kg
Packaging contentidentical
Mouse includedKnown for oneUnknown — not stated by the sourceYes
Keyboard includedKnown for oneUnknown — not stated by the sourceYes
ManualKnown for oneYesUnknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceEPEAT Silver, ENERGY STAR
Optical driveidentical
Optical drives quantityKnown for one1Unknown — not stated by the source

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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