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Product comparison · 2 pcs/workstations

HP 620 + NVIDIA Quadro 2000 vs HP Compaq CQ2803ed Intel® Celeron® G540T

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  • 91specifications compared
  • 49differ
  • 42identical
  • 38known for one product only

Key differences

The HP 620 + NVIDIA Quadro 2000 has 2 more processor cores than the HP Compaq CQ2803ed Intel® Celeron® G540T (4 vs 2). The HP 620 + NVIDIA Quadro 2000 has 6 more processor threads than the HP Compaq CQ2803ed Intel® Celeron® G540T (8 vs 2). The HP 620 + NVIDIA Quadro 2000 has 1.5 GHz more processor frequency than the HP Compaq CQ2803ed Intel® Celeron® G540T (3.6 GHz vs 2.1 GHz). Only the HP 620 + NVIDIA Quadro 2000 has ECC supported by processor. Only the HP 620 + NVIDIA Quadro 2000 has Intel Demand Based Switching.

  • Processor family
    • Intel® Xeon® E5 Family
    • Intel® Celeron®
  • Processor model
    • E5-1620
    • G540T
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 2
  • Processor frequency
    • 3.6 GHz
    • 2.1 GHz
  • Processor cache
    • 10 MB
    • 2 MB
  • Bus type
    • QPI
    • DMI
  • System bus rate
    • 0 GT/s
    • 5 GT/s

Side by side

Differences highlightedShow differences only
129 specifications
A

HP

620 + NVIDIA Quadro 2000View product
B

HP

Compaq CQ2803ed Intel® Celeron® G540T

Model CQ2803ed

View product
Processor20 differ
Processor familyDiffersIntel® Xeon® E5 FamilyIntel® Celeron®
Processor modelDiffersE5-1620G540T
Processor coresDiffers42
Processor threadsDiffers82
Processor boost frequencyKnown for one3.8 GHz
Processor frequencyDiffers3.6 GHz2.1 GHz
Processor cacheDiffers10 MB2 MB
Bus typeDiffersQPIDMI
System bus rateDiffers0 GT/s5 GT/s
Processor seriesDiffersIntel Xeon E5-1600Intel Celeron Processor G500 Series for Desktop
Processor codenameDiffersSandy Bridge EPSandy Bridge
Thermal Design Power (TDP)Differs130 W35 W
TcaseDiffers64 °C65 °C
Maximum number of PCI Express lanesKnown for one40
PCI Express configurationsKnown for onex4, x8, x16
PCI Express slots versionDiffers3.02.0
Processor socketDiffersLGA 2011 (Socket R)LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs3821
SteppingDiffersM1Q0
Maximum internal memory supported by processorDiffers375 GB32 GB
Memory clock speeds supported by processorDiffers800,1066,1333,1600 MHz1066 MHz
Memory bandwidth supported by processor (max)Differs51.2 GB/s17 GB/s
ECC supported by processorDiffersYesNo
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory slotsDiffers12x DIMM2x DIMM
Memory clock speedKnown for one1600 MHz
ECCKnown for oneYes
Memory channelsDiffersQuad-channelDual-channel
Maximum internal memoryKnown for one16 GB
Storage1 differ
Optical drive typeDiffersDVD Super MultiDVD Super Multi DL
Total storage capacityKnown for one1 TB
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MMC+, MS PRO, SD, xD
Graphicsidentical
Graphics cardKnown for oneNo
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNot available
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one650 MHz
On-board graphics card dynamic frequency (max)Known for one1000 MHz
Graphics card familyKnown for oneIntel
Performance2 differ
Product typeDiffersWorkstationPC
Motherboard chipsetDiffersIntel® C602Intel® H61
Networkidentical
Networking featuresKnown for oneGigabit Ethernet (10/100/1000)
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Wi-FiKnown for oneNo
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers56
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one4
Ethernet LAN (RJ-45) portsDiffers21
Firewire (IEEE 1394) portsKnown for one2
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneYes
Expansion slotsidentical
Number of 3.5" baysKnown for one3
PCI Express x4 slotsKnown for one1
PCI Express x8 slotsKnown for one2
PCI Express x16 slotsKnown for one2
PCI slotsKnown for one1
Power1 differ
Power supplyDiffers800 W90 W
Design1 differ
Chassis typeDiffersMinitowerMini Tower
Number of 5.25" baysKnown for one2
Product colourKnown for oneBlack
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalWindows 7 Home Premium
Processor special features14 differ
Intel Demand Based SwitchingDiffersYesNo
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Identity Protection Technology versionKnown for one0.00
Intel Secure Key Technology versionKnown for one1.00
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Processor ARK IDDiffers6462153417
Processor codeDiffersSR0LCSR05L
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
ScalabilityKnown for one1S
Supported instruction setsDiffersAVXSSE4.1, SSE4.2
Intel® Turbo Boost TechnologyDiffers2.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneNo
Weight & dimensions4 differ
WidthDiffers171.5 mm165 mm
DepthDiffers464.8 mm381 mm
HeightDiffers444.5 mm355 mm
WeightDiffers15.5 kg4.94 kg
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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