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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre S51 (type 8173) vs Lenovo ThinkStation S20

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  • 20specifications compared
  • 16differ
  • 4identical
  • 86known for one product only

Key differences

  • Processor family
    • Intel® Pentium® 4
    • Intel® Xeon® 5000 Sequence
  • Processor frequency
    • 3.2 GHz
    • 2.4 GHz
  • Internal memory
    • 0.5 GB
    • 4 GB
  • Maximum internal memory
    • 2 GB
    • 12 GB
  • Memory clock speed
    • 400 MHz
    • 1066 MHz
  • Card reader integrated
    • No
    • Yes
  • Product type
    • PC
    • Workstation
  • USB 2.0 ports quantity
    • 2
    • 10

Side by side

Differences highlightedShow differences only
106 specifications
A

Lenovo

ThinkCentre S51 (type 8173)View product
B

Lenovo

ThinkStation S20View product
Processor2 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium® 4Intel® Xeon® 5000 Sequence
Processor modelKnown for oneE5530
Processor coresKnown for one4
Processor threadsKnown for one8
Processor boost frequencyKnown for one2.66 GHz
Processor frequencyDiffers3.2 GHz2.4 GHz
Processor cacheKnown for one8 MB
Processor cache typeKnown for oneSmart Cache
Bus typeKnown for oneQPI
FSB ParityKnown for oneNo
System bus rateKnown for one5.86 GT/s
Processor lithographyKnown for one45 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Xeon 5500 Series
Processor codenameKnown for oneNehalem EP
Processor system typeKnown for oneDP
Thermal Design Power (TDP)Known for one80 W
TcaseKnown for one76 °C
Number of QPI linksKnown for one2
Processor socketKnown for oneSocket B (LGA 1366)
Number of Processing Die TransistorsKnown for one731 M
Processing Die sizeKnown for one263 mm²
CPU multiplier (bus/core ratio)Known for one18
SteppingKnown for oneD0
Maximum internal memory supported by processorKnown for one144 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memory bandwidth supported by processor (max)Known for one25.6 GB/s
ECC supported by processorKnown for oneYes
Memory3 differ
Internal memoryDiffers0.5 GB4 GB
Maximum internal memoryDiffers2 GB12 GB
Memory layout (slots x size)Known for one2 x 2 GB
Memory clock speedDiffers400 MHz1066 MHz
Memory channelsKnown for oneTriple-channel
Internal memory typeKnown for oneDDR-SDRAM
Storage1 differ
HDD capacityKnown for one250 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
Card reader integratedDiffersNoYes
Total storage capacityKnown for one40 GB
Graphicsidentical
Maximum graphics card memoryKnown for one0.768 GB
Graphics cardKnown for oneQuadro FX 1800
Discrete graphics card modelKnown for oneIntel® GMA 900
Graphics card RAMDACKnown for one400 MHz
Performance1 differ
Product typeDiffersPCWorkstation
Motherboard chipsetKnown for oneIntel® X58 Express
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers210
Ethernet LAN (RJ-45) portsDiffers01
Headphone outputsDiffers21
Microphone inYesYes
VGA (D-Sub) ports quantity11
PS/2 ports quantityDiffers12
Firewire (IEEE 1394) portsKnown for one2
eSATA ports quantityKnown for one1
Serial ports quantityDiffers21
Parallel ports quantityDiffers10
Power1 differ
Power supplyDiffers225 W625 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Power requirementsKnown for one110/220 V, 50/60 Hz
Design1 differ
Chassis typeDiffersDesktopTower
Product colourKnown for oneBlack
Displayidentical
Display includedNoNo
Processor special featuresidentical
CPU configuration (max)Known for one2
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneYes
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDKnown for one37103
Processor codeKnown for oneSLBF7
Processor package sizeKnown for one42.5 x 45 mm
Thermal Monitoring TechnologiesKnown for oneNo
Intel® Turbo Boost TechnologyKnown for one1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Conflict-Free processorKnown for oneNo
Audio1 differ
Audio systemDiffersSoundMAX Cadenza with SPXADI 1988 A
Weight & dimensionsidentical
WidthKnown for one175 mm
DepthKnown for one460 mm
HeightKnown for one478 mm
WeightKnown for one16.3 kg
Softwareidentical
Operating system installedKnown for oneWindows XP Professional

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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