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Product comparison · 2 pcs/workstations

Fujitsu R920 + SL27T-1 vs Fujitsu W520 + E20T-6

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  • 116specifications compared
  • 55differ
  • 61identical
  • 34known for one product only

Key differences

  • Processor family
    • Intel® Xeon® E5 Family
    • Intel® Xeon® E3 Family
  • Processor model
    • E5-2620
    • E3-1225
  • Processor cores
    • 6
    • 4
  • Processor threads
    • 12
    • 4
  • Processor boost frequency
    • 2.5 GHz
    • 3.4 GHz
  • Processor frequency
    • 2 GHz
    • 3.1 GHz
  • Processor cache
    • 15 MB
    • 6 MB
  • Bus type
    • QPI
    • DMI

Side by side

Differences highlightedShow differences only
150 specifications
A

Fujitsu

R920 + SL27T-1View product
B

Fujitsu

W520 + E20T-6View product
Processor20 differ
Processor familyDiffersIntel® Xeon® E5 FamilyIntel® Xeon® E3 Family
Processor modelDiffersE5-2620E3-1225
Processor coresDiffers64
Processor threadsDiffers124
Processor boost frequencyDiffers2.5 GHz3.4 GHz
Processor frequencyDiffers2 GHz3.1 GHz
Processor cacheDiffers15 MB6 MB
Bus typeDiffersQPIDMI
System bus rateDiffers7.2 GT/s5 GT/s
Processor seriesDiffersIntel Xeon E5-2600Intel Xeon E3-1200
Processor codenameDiffersSandy Bridge EPSandy Bridge
TcaseDiffers77.4 °C72.6 °C
Maximum number of PCI Express lanesDiffers4020
PCI Express slots versionDiffers3.02.0
Processor socketDiffersLGA 2011 (Socket R)LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs2531
SteppingDiffersC2D2
Maximum internal memory supported by processorDiffers750 GB32 GB
Memory clock speeds supported by processorDiffers800,1066,1333 MHz1066,1333 MHz
Memory bandwidth supported by processor (max)Differs42.6 GB/s21 GB/s
PCI Express configurationsKnown for onex4, x8, x16
Number of QPI linksKnown for one2
Maximum number of SMP processorsKnown for one2
Memory4 differ
Internal memoryDiffers16 GB4 GB
Maximum internal memoryDiffers524288 MB32768 MB
Memory slotsDiffers16x DIMM4x DIMM
Memory channelsDiffersQuad-channelDual-channel
Storageidentical
HDD capacityKnown for one2 TB
HDD interfaceKnown for oneSATA III
HDD speedKnown for one7200 RPM
Total storage capacityKnown for one2 TB
Graphicsidentical
On-board graphics cardKnown for oneYes
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics P3000
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one850 MHz
On-board graphics card dynamic frequency (max)Known for one1350 MHz
Graphics cardKnown for oneHD Graphics P3000
Graphics card familyKnown for oneIntel
Graphics card manufacturerKnown for oneIntel
Performance1 differ
Motherboard chipsetDiffersIntel® C602Intel® C216
Motherboard form factorKnown for oneATX
Audio output channelsKnown for one5.1 channels
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers118
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
Ethernet LAN (RJ-45) portsDiffers21
Serial ports quantityDiffers01
eSATA ports quantityKnown for one1
Parallel ports quantityKnown for one0
Expansion slots3 differ
PCI Express x1 slotsKnown for one3
PCI Express x4 slotsDiffers31
PCI Express x16 slotsDiffers41
PCI slotsDiffers12
Power2 differ
Power supplyDiffers800 W300 W
Power supply input voltageDiffers100-240 V100 - 240 V
Power consumption (typical)Known for one400 W
Designidentical
Rack mountingKnown for oneNo
Placement supportedKnown for oneVertical
Softwareidentical
Operating system architectureKnown for one64-bit
Compatible operating systemsKnown for oneWindows 7 Professional Windows 7 Professional Windows 7 Home Premium Windows XP Linux
Display3 differ
Display diagonalDiffers68.6 cm (27")50.8 cm (20")
DisplayDiffersLEDLCD
ResolutionDiffers1920 x 1080 pixels1600 x 900 pixels
Processor special features15 differ
CPU configuration (max)Differs21
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Identity Protection Technology versionDiffers0.001.00
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers6459452270
Processor codeKnown for oneSR00G
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
Supported instruction setsDiffersAVXAVX, SSE4.1, SSE4.2
Intel® Turbo Boost TechnologyDiffers1.02.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Graphics & IMC lithographyKnown for one32 nm
Intel Secure Key Technology versionKnown for one1.00
Intel TSX-NI versionKnown for one0.00
Intel® Secure KeyKnown for oneYes
Physical Address Extension (PAE)Known for one46 bit
ScalabilityKnown for one2S
Weight & dimensions2 differ
DepthDiffers618 mm481 mm
WeightDiffers20 kg16 kg
Certificates1 differ
CertificationDiffersFCC, GS, cCSAus, WEEE, VCCI, GOST, KCC, CCC, BSMI, SASOCE, TÜV GS, WEEE

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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