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Product comparison · 2 pcs/workstations

Lenovo D20 + NVIDIA Quadro 2000 vs Lenovo M90 + ThinkVision L2250p

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  • 90specifications compared
  • 50differ
  • 40identical
  • 58known for one product only

Key differences

  • Processor family
    • Intel® Xeon® 5000 Sequence
    • Intel® Core™ i3
  • Processor model
    • E5620
    • i3-550
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4
  • Processor frequency
    • 2.4 GHz
    • 3.2 GHz
  • Processor cache
    • 12 MB
    • 4 MB
  • Bus type
    • QPI
    • DMI
  • System bus rate
    • 5.86 GT/s
    • 2.5 GT/s

Side by side

Differences highlightedShow differences only
148 specifications
A

Lenovo

D20 + NVIDIA Quadro 2000View product
B

Lenovo

M90 + ThinkVision L2250pView product
Processor21 differ
Processor familyDiffersIntel® Xeon® 5000 SequenceIntel® Core™ i3
Processor generationKnown for oneIntel® Core™ i3
Processor modelDiffersE5620i3-550
Processor coresDiffers42
Processor threadsDiffers84
Processor frequencyDiffers2.4 GHz3.2 GHz
Processor cacheDiffers12 MB4 MB
Bus typeDiffersQPIDMI
System bus rateDiffers5.86 GT/s2.5 GT/s
Processor seriesDiffersIntel Xeon 5600 SeriesIntel Core i3-500 Desktop Series
Processor codenameDiffersWestmere EPClarkdale
Thermal Design Power (TDP)Differs80 W73 W
TcaseDiffers77.6 °C72.6 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2.0
Number of processors installedDiffers21
Processor socketDiffersSocket B (LGA 1366)LGA 1156 (Socket H)
Number of Processing Die TransistorsKnown for one382 M
Processing Die sizeKnown for one81 mm²
CPU multiplier (bus/core ratio)Differs1824
PlatformKnown for onePC
SteppingDiffersB1K0
Maximum internal memory supported by processorDiffers288 GB16 GB
Memory types supported by processorDiffersDDR3 800/1066DDR3-SDRAM
Memory clock speeds supported by processorDiffers800,1066 MHz1066,1333 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s21 GB/s
ECC supported by processorDiffersYesNo
Processor boost frequencyKnown for one2.66 GHz
Number of QPI linksKnown for one2
Memory5 differ
Internal memoryDiffers4 GB2 GB
Maximum internal memoryDiffers48 GB8 GB
Memory slotsDiffers12x DIMM4x DIMM
Memory clock speedDiffers1333 MHz1066 MHz
Memory channelsDiffersTriple-channelDual-channel
Memory layout (slots x size)Known for one2 x 2 GB
ECCKnown for oneYes
Storageidentical
Total storage capacityKnown for one320 GB
RAID levelsKnown for one0, 1
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
Graphicsidentical
On-board graphics cardKnown for oneYes
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one733 MHz
Graphics card familyKnown for oneIntel
Graphics cardKnown for oneNo
Performance1 differ
Product typeDiffersWorkstationPC
Audio output channelsKnown for one5.1 channels
Motherboard chipsetKnown for oneIntel® 5520
Network1 differ
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiKnown for oneNo
Networking featuresDiffersGigabit Ethernet (10/100/1000)Gigabit Ethernet
Ports & interfaces2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
DisplayPorts quantityKnown for one1
HDMI ports quantityKnown for one0
Ethernet LAN (RJ-45) portsDiffers21
Line-outKnown for oneYes
Line-inKnown for oneYes
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
Firewire (IEEE 1394) portsDiffers20
Expansion slotsidentical
Number of 3.5" baysKnown for one3
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Power1 differ
Power supplyDiffers1060 W280 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Designidentical
Number of 5.25" baysKnown for one2
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Product colourKnown for oneBlack
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
Display resolutionKnown for one1680 x 1050 pixels
Native aspect ratioKnown for one16:10
Contrast ratio (typical)Known for one1000:1
TouchscreenKnown for oneNo
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one170°
Viewing angle, verticalKnown for one160°
DisplayKnown for oneLCD
Processor special features14 differ
CPU configuration (max)Differs21
Embedded options availableDiffersYesNo
Graphics & IMC lithographyKnown for one45 nm
Intel Demand Based SwitchingDiffersYesNo
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Physical Address Extension (PAE)Differs40 bitYes
Processor ARK IDDiffers4792548505
Processor codeDiffersSLBV4SLBUD
Processor package sizeDiffers42.5 X 45 mm37.5 x 37.5 mm
Intel® Turbo Boost TechnologyDiffers1.0No
Audio1 differ
Audio systemDiffersHigh Definition AudioHD
Weight & dimensions3 differ
WidthDiffers210 mm175 mm
DepthDiffers602 mm414 mm
HeightDiffers434 mm442 mm
WeightKnown for one25 kg
Other featuresidentical
HDD user passwordKnown for oneYes
Intel segment taggingKnown for oneEnterprise, Professional

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