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Product comparison · 2 pcs/workstations

Lenovo ThinkStation D20 + ThinkVision L2251p vs Lenovo ThinkStation S20 + NVIDIA Quadro FX 1800

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  • 91specifications compared
  • 35differ
  • 56identical
  • 13known for one product only

Key differences

  • Processor family
    • Intel® Xeon® 5000 Sequence
    • Intel® Xeon® 3000 Sequence
  • Processor model
    • E5506
    • W3530
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2.13 GHz
    • 2.8 GHz
  • Processor cache
    • 4 MB
    • 8 MB
  • Processor series
    • Intel Xeon 5500 Series
    • Intel Xeon 3500 Series
  • Processor codename
    • Nehalem EP
    • Bloomfield
  • Thermal Design Power (TDP)
    • 80 W
    • 130 W

Side by side

Differences highlightedShow differences only
104 specifications
A

Lenovo

ThinkStation D20 + ThinkVision L2251pView product
B

Lenovo

ThinkStation S20 + NVIDIA Quadro FX 1800View product
Processor14 differ
Processor familyDiffersIntel® Xeon® 5000 SequenceIntel® Xeon® 3000 Sequence
Processor modelDiffersE5506W3530
Processor threadsDiffers48
Processor boost frequencyKnown for one3.06 GHz
Processor frequencyDiffers2.13 GHz2.8 GHz
Processor cacheDiffers4 MB8 MB
Processor seriesDiffersIntel Xeon 5500 SeriesIntel Xeon 3500 Series
Processor codenameDiffersNehalem EPBloomfield
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)Differs1621
Processor core voltage (AC)Known for one1.55 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
Processor system typeKnown for oneDP
Memory3 differ
Internal memoryDiffers3 GB6 GB
Maximum internal memoryDiffers96 GB24 GB
Memory layout (slots x size)Differs3 x 1 GB3 x 2 GB
Memory slotsKnown for one12x DIMM
ECCKnown for oneYes
Storage2 differ
HDD capacityDiffers250 GB500 GB
Card reader integratedDiffersYesNo
Performance1 differ
Motherboard chipsetDiffersIntel® 5520Intel® X58 Express
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers21
PS/2 ports quantityDiffers20
Poweridentical
Power supplyKnown for one625 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Display1 differ
Display includedDiffersYesNo
Display diagonalKnown for one55.9 cm (22")
ResolutionKnown for one1680 x 1050 pixels
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 IDDiffers3709641313
Processor codeDiffersSLBF8SLBKR
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
DepthDiffers602 mm460 mm
HeightDiffers434 mm478 mm
WeightDiffers25 kg16.3 kg

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