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Product comparison · 2 pcs/workstations

Lenovo ThinkStation D20 (415521G), FR vs Lenovo ThinkStation S20 (410523G) + ATI FirePro V7750 1GB, FR

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  • 102specifications compared
  • 31differ
  • 71identical
  • 9known for one product only

Key differences

  • Processor family
    • Intel® Xeon® 5000 Sequence
    • Intel® Xeon® 3000 Sequence
  • Processor model
    • E5506
    • W3520
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2.13 GHz
    • 2.66 GHz
  • Processor cache
    • 4 MB
    • 8 MB
  • System bus rate
    • 4.8 GT/s
    • 4.80 GT/s
  • Processor series
    • Intel Xeon 5500 Series
    • Intel Xeon 3500 Series
  • Processor codename
    • Nehalem EP
    • Bloomfield

Side by side

Differences highlightedShow differences only
111 specifications
A

Lenovo

ThinkStation D20 (415521G), FRView product
B

Lenovo

ThinkStation S20 (410523G) + ATI FirePro V7750 1GB, FRView product
Processor16 differ
Processor familyDiffersIntel® Xeon® 5000 SequenceIntel® Xeon® 3000 Sequence
Processor modelDiffersE5506W3520
Processor threadsDiffers48
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers2.13 GHz2.66 GHz
Processor cacheDiffers4 MB8 MB
Processor front side busKnown for one1066 MHz
System bus rateDiffers4.8 GT/s4.80 GT/s
Processor seriesDiffersIntel Xeon 5500 SeriesIntel Xeon 3500 Series
Processor codenameDiffersNehalem EPBloomfield
Processor system typeDiffersDPUp
Thermal Design Power (TDP)Differs80 W130 W
TcaseDiffers76 °C67.9 °C
Number of QPI linksDiffers21
Number of Processing Die TransistorsKnown for one731 M
Processing Die sizeKnown for one263 mm²
CPU multiplier (bus/core ratio)Differs1620
Processor core voltage (AC)Known for one0.800 - 1.225 V
Maximum internal memory supported by processorDiffers144 GB24 GB
Memory clock speeds supported by processorDiffers800 MHz800,1066 MHz
Memory bandwidth supported by processor (max)Differs19.2 GB/s25.6 GB/s
Memory1 differ
Maximum internal memoryDiffers96 GB12 GB
Storageidentical
HDD speedKnown for one7200 RPM
Graphicsidentical
Maximum graphics card memoryKnown for one1.024 GB
Graphics cardKnown for oneFirePro V7750
Power1 differ
Power supplyDiffers1060 W625 W
Software1 differ
Compatible operating systemsDiffersWindows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista Business Windows Vista Business 64 Windows Vista Enterprise Edition 32-bit Windows Vista Enterprise Edition 64-bit Windows Vista Ultimate Windows Vista Ultimate 64-BitWindows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista 32/64-bit Windows Vista Enterprise 32/64-bit Windows Vista Ultimate 32/64-bit
Processor special features8 differ
CPU configuration (max)Differs21
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Physical Address Extension (PAE)DiffersYes36 bit
Processor ARK IDDiffers3709639718
Processor codeDiffersSLBF8SLBEW
Processor package sizeDiffers42.5 x 45 mm42.5 x 45.0 mm
Supported instruction setsKnown for oneSSE4.2
Intel® Turbo Boost TechnologyDiffersNo1.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Weight & dimensions4 differ
WidthDiffers210 mm175 mm
DepthDiffers579 mm460 mm
HeightDiffers485 mm478 mm
WeightDiffers24.9 kg16.3 kg

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