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Product comparison · 2 pcs/workstations

Lenovo ThinkStation D10 + NVIDIA Quadro FX 3700 vs Lenovo ThinkStation D20 (415522G), UK

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  • 81specifications compared
  • 34differ
  • 47identical
  • 38known for one product only

Key differences

  • Processor model
    • E5420
    • E5520
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2.5 GHz
    • 2.26 GHz
  • Processor cache
    • 12 MB
    • 8 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Bus type
    • FSB
    • QPI
  • FSB Parity
    • Yes
    • No
  • Processor series
    • Intel Xeon 5400 Series
    • Intel Xeon 5500 Series

Side by side

Differences highlightedShow differences only
119 specifications
A

Lenovo

ThinkStation D10 + NVIDIA Quadro FX 3700View product
B

Lenovo

ThinkStation D20 (415522G), UKView product
Processor16 differ
Processor modelDiffersE5420E5520
Processor threadsDiffers48
Processor boost frequencyKnown for one2.53 GHz
Processor frequencyDiffers2.5 GHz2.26 GHz
Processor cacheDiffers12 MB8 MB
Processor cache typeDiffersL2Smart Cache
Bus typeDiffersFSBQPI
FSB ParityDiffersYesNo
System bus rateKnown for one5.86 GT/s
Processor seriesDiffersIntel Xeon 5400 SeriesIntel Xeon 5500 Series
Processor codenameDiffersHarpertownNehalem EP
TcaseDiffers67 °C72 °C
Number of QPI linksKnown for one2
Number of processors installedKnown for one1
Processor socketDiffersLGA 771 (Socket J)Socket B (LGA 1366)
Number of Processing Die TransistorsDiffers820 M731 M
Processing Die sizeDiffers214 mm²263 mm²
CPU multiplier (bus/core ratio)Differs7.517
SteppingDiffersC0D0
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 processorDiffersNoYes
Processor front side busKnown for one1333 MHz
Memory3 differ
Maximum internal memoryDiffers32 GB96 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory clock speedDiffers667 MHz1066 MHz
Memory channelsKnown for oneTriple-channel
Storage3 differ
Optical drive typeKnown for oneDVD-RW
Number of HDDs installedKnown for one1
HDD capacityDiffers500 GB147 GB
HDD interfaceDiffersSATASerial Attached SCSI (SAS)
HDD speedDiffers7200 RPM15000 RPM
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneCF, MMC, SD, xD
Storage drive typeKnown for one147GB SAS/ 15000
Optical driveidentical
CD read speedKnown for one40x
Networkidentical
Modem typeKnown for oneNo
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers610
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
Line-inKnown for oneYes
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) portsDiffers12
eSATA ports quantityKnown for one1
Expansion slotsidentical
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Expansion slotsKnown for onePCI Express 2.0
Poweridentical
Power requirementsKnown for one100-240V; 50/60Hz
Power supplyKnown for one1060 W
Power supply input voltageKnown for one100 - 240 V
Power consumption (typical)Known for one1000 W
Designidentical
Form factorKnown for oneTower Tower (6x9)
Softwareidentical
Compatible operating systemsKnown for oneWindows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista 32/64-bit Windows Vista Enterprise 32/64-bit Windows Vista Ultimate 32/64-bit
Bundled softwareKnown for oneThinkVantage System Update, ThinkVantage Productivity Center, Sun JRE, Adobe Acrobat Reader ThinkVantage Rescue and Recovery, PC-Doctor diagnostics, Norton Internet Security 2008 (OEM edition) with 90 days of virus definition updates
Processor special features8 differ
CPU configuration (max)Known for one2
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Known for one40 bit
Processor ARK IDDiffers3392740200
Processor codeDiffersSLANVSLBFD
Processor package sizeDiffers37.5 x 37.5 mm42.5 x 45 mm
Thermal Monitoring TechnologiesDiffersYesNo
Intel® Turbo Boost TechnologyDiffersNo1.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Audio1 differ
Audio systemDiffersRealtek ALC888ADI 1988 A
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboardidentical
Pointing deviceKnown for one3 Button USB Laser Mouse
Keyboard typeKnown for onePreferred Pro USB
Featuresidentical
Manageability featuresKnown for oneImage Ultra - HIIT Compliant Drivers - Vista Only, Secure Data Disposal, ThinkVantage Image Ultra Builder - Vista Support, ThinkVantage Update Builder, ThinkVantage Update Retriever
Other featuresidentical
Security featuresKnown for oneBoot sequence control, Boot without keyboard or mouse, Configuration password, Cover key lock, Diskette Boot inhibit, Diskette I/O control, Hardfile I/O control, Padlock loop, Power on password, Security slot (for attachment of optional cable lock), Ser

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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