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Product comparison · 2 pcs/workstations

Lenovo ThinkStation D20 + ThinkVision L2251p vs TERRA PC 2500

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  • 74specifications compared
  • 40differ
  • 34identical
  • 49known for one product only

Key differences

  • Processor family
    • Intel® Xeon® 5000 Sequence
    • Intel® Pentium®
  • Processor model
    • E5506
    • E5300
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 4
    • 2
  • Processor frequency
    • 2.13 GHz
    • 2.6 GHz
  • Processor cache
    • 4 MB
    • 2 MB
  • Processor cache type
    • Smart Cache
    • L2
  • Bus type
    • QPI
    • FSB

Side by side

Differences highlightedShow differences only
123 specifications
A

Lenovo

ThinkStation D20 + ThinkVision L2251pView product
B

TERRA

TERRA PC 2500View product
Processor16 differ
Processor familyDiffersIntel® Xeon® 5000 SequenceIntel® Pentium®
Processor modelDiffersE5506E5300
Processor coresDiffers42
Processor threadsDiffers42
Processor frequencyDiffers2.13 GHz2.6 GHz
Processor cacheDiffers4 MB2 MB
Processor cache typeDiffersSmart CacheL2
Processor front side busKnown for one800 MHz
Bus typeDiffersQPIFSB
Processor seriesDiffersIntel Xeon 5500 SeriesIntel Pentium E5000 Series for Desktop
Processor codenameDiffersNehalem EPWolfdale
Thermal Design Power (TDP)Differs80 W65 W
TcaseDiffers76 °C74.1 °C
Processor socketDiffersSocket B (LGA 1366)LGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one228 M
Processing Die sizeKnown for one82 mm²
CPU multiplier (bus/core ratio)Differs1613
SteppingDiffersD0R0
ECC supported by processorDiffersYesNo
System bus rateKnown for one4.8 GT/s
Processor system typeKnown for oneDP
Number of QPI linksKnown for one2
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
Memory4 differ
Internal memoryDiffers3 GB2 GB
Maximum internal memoryDiffers96 GB4 GB
Internal memory typeDiffersDDR3-SDRAMDDR2-SDRAM
Memory layout (slots x size)Differs3 x 1 GB1 x 2 GB
Memory slotsKnown for one12x DIMM
Memory clock speedKnown for one1066 MHz
ECCKnown for oneYes
Memory channelsKnown for oneTriple-channel
Storage2 differ
Total storage capacityKnown for one320 GB
Optical drive typeKnown for oneDVD±RW
HDD interfaceDiffersSATASATA II
Card reader integratedDiffersYesNo
Floppy drive installedKnown for oneNo
HDD capacityKnown for one250 GB
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Radeon 3100
Maximum graphics card memoryKnown for one0.256 GB
Graphics card familyKnown for oneIntel
Performance1 differ
Product typeDiffersWorkstationPC
Motherboard chipsetKnown for oneIntel® 5520
Networkidentical
Ethernet LANKnown for oneYes
Wi-FiKnown for oneNo
Networking featuresKnown for oneGigabit Ethernet
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers106
HDMI ports quantityKnown for one0
Ethernet LAN (RJ-45) portsDiffers21
VGA (D-Sub) ports quantityDiffers01
DVI portKnown for oneNo
Firewire (IEEE 1394) portsDiffers20
Parallel ports quantityDiffers01
Expansion slotsidentical
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Poweridentical
Power requirementsKnown for one230 V, 4 A, 50 Hz
Power consumption (typical)Known for one350 W
Designidentical
Product colourKnown for oneBlack
External drive baysKnown for one2 x 5.25", 1 x 3.5"
Internal drive baysKnown for one1 x 3.5"
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalFreeDOS
Drivers includedKnown for oneYes
Display1 differ
Display includedDiffersYesNo
Display diagonalKnown for one55.9 cm (22")
ResolutionKnown for one1680 x 1050 pixels
Processor special features9 differ
CPU configuration (max)Differs21
Embedded options availableDiffersNoYes
Intel Demand Based SwitchingDiffersYesNo
Intel VT-x with Extended Page Tables (EPT)DiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYes2
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Processor ARK IDDiffers3709635300
Processor codeDiffersSLBF8SLB9U
Thermal Monitoring TechnologiesDiffersNoYes
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Known for oneYes
Processor package sizeKnown for one42.5 x 45 mm
Audio1 differ
Audio systemDiffersHigh Definition AudioHD Realtek ALC662
Packaging contentidentical
Remote control includedKnown for oneNo
Certificatesidentical
CertificationKnown for oneEnergyStar, CE
Other featuresidentical
TV tuner integratedKnown for oneNo
Weight & dimensionsidentical
WidthKnown for one210 mm
DepthKnown for one602 mm
HeightKnown for one434 mm
WeightKnown for one25 kg

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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