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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre STCB8MH PC Intel® Core™ i5 vs Lenovo ThinkStation D20 + ThinkVision L2251p

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  • 30specifications compared
  • 20differ
  • 10identical
  • 84known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Xeon® 5000 Sequence
  • Processor frequency
    • 2.66 GHz
    • 2.13 GHz
  • Processor cache
    • 8 MB
    • 4 MB
  • Processor cache type
    • L2
    • Smart Cache
  • System bus rate
    • 2.5 GT/s
    • 4.8 GT/s
  • Internal memory
    • 4 GB
    • 3 GB
  • Maximum internal memory
    • 8 GB
    • 96 GB
  • Memory layout (slots x size)
    • 2 x 2 GB
    • 3 x 1 GB

Side by side

Differences highlightedShow differences only
114 specifications
A

Lenovo

ThinkCentre STCB8MH PC Intel® Core™ i5

Model STCB8MH

View product
B

Lenovo

ThinkStation D20 + ThinkVision L2251pView product
Processor5 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Core™ i5Intel® Xeon® 5000 Sequence
Processor modelKnown for oneE5506
Processor threadsKnown for one4
Processor frequencyDiffers2.66 GHz2.13 GHz
Processor cacheDiffers8 MB4 MB
Processor cache typeDiffersL2Smart Cache
Bus typeKnown for oneQPI
FSB ParityKnown for oneNo
System bus rateDiffers2.5 GT/s4.8 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)
CPU multiplier (bus/core ratio)Known for one16
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 MHz
Memory bandwidth supported by processor (max)Known for one19.2 GB/s
ECC supported by processorKnown for oneYes
Memory3 differ
Internal memoryDiffers4 GB3 GB
Maximum internal memoryDiffers8 GB96 GB
Memory layout (slots x size)Differs2 x 2 GB3 x 1 GB
Memory slotsKnown for one12x DIMM
Memory clock speedKnown for one1066 MHz
ECCKnown for oneYes
Memory channelsKnown for oneTriple-channel
Storage1 differ
HDD capacityKnown for one250 GB
Card reader integratedDiffersNoYes
Total storage capacityKnown for one320 GB
Optical drive typeKnown for oneDVD-RW
Floppy drive installedKnown for oneNo
Performance1 differ
Product typeDiffersPCWorkstation
Motherboard chipsetKnown for oneIntel® 5520
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers810
Ethernet LAN (RJ-45) portsDiffers12
VGA (D-Sub) ports quantityDiffers10
Firewire (IEEE 1394) portsDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
DisplayPorts quantityKnown for one1
HDMI ports quantityKnown for one0
DVI portKnown for oneNo
eSATA ports quantityKnown for one2
Design1 differ
Chassis typeDiffersSFFTower
Product colourKnown for oneBlack
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
ResolutionKnown for one1680 x 1050 pixels
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 one37096
Processor codeKnown for oneSLBF8
Processor package sizeKnown for one42.5 x 45 mm
Thermal Monitoring TechnologiesKnown for oneNo
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
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
Audioidentical
Audio systemKnown for oneHigh Definition Audio
Weight & dimensions4 differ
WidthDiffers317 mm210 mm
DepthDiffers355 mm602 mm
HeightDiffers99 mm434 mm
WeightDiffers7.5 kg25 kg
Graphicsidentical
On-board graphics cardKnown for oneNo
Graphics card familyKnown for oneIntel
Networkidentical
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one1000 Mbit/s
Wi-FiKnown for oneNo
Poweridentical
Power supplyKnown for one240 W
Packaging contentidentical
Remote control includedKnown for oneNo
Other featuresidentical
TV tuner integratedKnown for oneNo
Intel segment taggingKnown for oneEnterprise, 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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