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Product comparison · 2 pcs/workstations

Lenovo ThinkStation D20 (415522G), UK vs Lenovo ThinkStation S20 (410527G), UK

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  • 110specifications compared
  • 29differ
  • 81identical
  • 10known for one product only

Key differences

The Lenovo ThinkStation D20 (415522G), UK has 2 more processor cores than the Lenovo ThinkStation S20 (410527G), UK (4 vs 2). The Lenovo ThinkStation D20 (415522G), UK has 6 more processor threads than the Lenovo ThinkStation S20 (410527G), UK (8 vs 2). The Lenovo ThinkStation D20 (415522G), UK has 0.4 GHz more processor frequency than the Lenovo ThinkStation S20 (410527G), UK (2.26 GHz vs 1.86 GHz). Only the Lenovo ThinkStation D20 (415522G), UK has Intel® Hyper Threading Technology (Intel® HT Technology). Processor model: E5520 on the Lenovo ThinkStation D20 (415522G), UK, E5502 on the Lenovo ThinkStation S20 (410527G), UK.

  • Processor model
    • E5520
    • E5502
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 2
  • Processor frequency
    • 2.26 GHz
    • 1.86 GHz
  • Processor cache
    • 8 MB
    • 4 MB
  • System bus rate
    • 5.86 GT/s
    • 4.8 GT/s
  • Tcase
    • 72 °C
    • 76 °C
  • CPU multiplier (bus/core ratio)
    • 17
    • 14

Side by side

Differences highlightedShow differences only
120 specifications
A

Lenovo

ThinkStation D20 (415522G), UKView product
B

Lenovo

ThinkStation S20 (410527G), UKView product
Processor10 differ
Processor modelDiffersE5520E5502
Processor coresDiffers42
Processor threadsDiffers82
Processor boost frequencyKnown for one2.53 GHz
Processor frequencyDiffers2.26 GHz1.86 GHz
Processor cacheDiffers8 MB4 MB
System bus rateDiffers5.86 GT/s4.8 GT/s
TcaseDiffers72 °C76 °C
Number of processors installedKnown for one1
Number of Processing Die TransistorsKnown for one731 M
Processing Die sizeKnown for one263 mm²
CPU multiplier (bus/core ratio)Differs1714
Memory clock speeds supported by processorDiffers800,1066 MHz800 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s19.2 GB/s
Memory3 differ
Internal memoryDiffers4 GB2 GB
Maximum internal memoryDiffers96 GB12 GB
Memory layout (slots x size)Differs2 x 2 GB2 x 1 GB
Storage4 differ
Number of HDDs installedKnown for one1
HDD capacityDiffers147 GB250 GB
HDD interfaceDiffersSerial Attached SCSI (SAS)SATA
HDD speedDiffers15000 RPM7200 RPM
Storage drive typeDiffers147GB SAS/ 15000250GB SATA/ 7200
Ports & interfacesidentical
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
Power1 differ
Power supplyDiffers1060 W625 W
Design1 differ
Form factorDiffersTower Tower (6x9)Tower Tower (4x6)
Softwareidentical
Operating system installedKnown for oneWindows XP Professional
Processor special features5 differ
Physical Address Extension (PAE)Differs40 bitYes
Processor ARK IDDiffers4020037092
Processor codeDiffersSLBFDSLBEZ
Intel® Turbo Boost TechnologyDiffers1.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Weight & dimensions4 differ
WidthDiffers210 mm175 mm
DepthDiffers579 mm460 mm
HeightDiffers485 mm478 mm
WeightDiffers24.9 kg16.3 kg
Keyboard1 differ
Pointing deviceDiffers3 Button USB Laser MouseUSB Optical Wheel Mouse
Graphicsidentical
Maximum graphics card memoryKnown for one0.256 GB
Graphics cardKnown for oneQuadro FX 380
Graphics card familyKnown for oneNVIDIA

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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