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Product comparison · 2 pcs/workstations

Lenovo Essential H220 vs Lenovo ThinkStation D20 (4155-79G), BE

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  • 72specifications compared
  • 34differ
  • 38identical
  • 49known for one product only

Key differences

  • Processor family
    • Intel® Pentium®
    • Intel® Xeon® 5000 Sequence
  • Processor model
    • E5300
    • E5507
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.6 GHz
    • 2.26 GHz
  • Processor cache
    • 2 MB
    • 4 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Bus type
    • FSB
    • QPI

Side by side

Differences highlightedShow differences only
121 specifications
A

Lenovo

Essential H220View product
B

Lenovo

ThinkStation D20 (4155-79G), BEView product
Processor15 differ
Processor familyDiffersIntel® Pentium®Intel® Xeon® 5000 Sequence
Processor modelDiffersE5300E5507
Processor coresDiffers24
Processor threadsDiffers24
Processor frequencyDiffers2.6 GHz2.26 GHz
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL2Smart Cache
Bus typeDiffersFSBQPI
System bus rateKnown for one4.8 GT/s
Processor seriesDiffersIntel Pentium E5000 Series for DesktopIntel Xeon 5500 Series
Processor codenameDiffersWolfdaleNehalem EP
Thermal Design Power (TDP)Differs65 W80 W
TcaseDiffers74.1 °C76 °C
Number of QPI linksKnown for one2
Processor socketDiffersLGA 775 (Socket T)Socket B (LGA 1366)
SteppingDiffersR0D0
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 processorDiffersNoYes
Processor front side busKnown for one800 MHz
Number of Processing Die TransistorsKnown for one228 M
Processing Die sizeKnown for one82 mm²
CPU multiplier (bus/core ratio)Known for one13
PlatformKnown for onePC
Memory3 differ
Internal memoryDiffers1 GB3 GB
Maximum internal memoryKnown for one96 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 2 GB3 x 1 GB
Memory clock speedKnown for one1066 MHz
Memory channelsKnown for oneTriple-channel
Storage1 differ
HDD capacityKnown for one500 GB
HDD interfaceDiffersSATASATA II
Compatible memory cardsKnown for oneCF, MMC, SD, xD
Total storage capacityKnown for one320 GB
HDD speedKnown for one7200 RPM
Floppy drive installedKnown for oneNo
Performance1 differ
Product typeDiffersPCWorkstation
Optical driveidentical
CD read speedKnown for one40x
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers610
Ethernet LAN (RJ-45) portsDiffers12
VGA (D-Sub) ports quantityDiffers10
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) portsDiffers02
eSATA ports quantityKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityKnown for one0
DVI portKnown for oneNo
Expansion slotsidentical
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Poweridentical
Power requirementsKnown for one100-240V; 50/60Hz
Power supplyKnown for one1060 W
Designidentical
Product colourKnown for oneBlack
Software1 differ
Operating system installedDiffersFreeDOSWindows 7 Professional
Optional operating system suppliedKnown for oneWindows XP Professional
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
Processor special features8 differ
Embedded options availableDiffersYesNo
Intel Demand Based SwitchingDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)Differs2Yes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers3530037100
Processor codeDiffersSLB9USLBKC
Thermal Monitoring TechnologiesDiffersYesNo
CPU configuration (max)Known for one1
Audioidentical
Audio systemKnown for oneADI 1988 A
Weight & dimensionsidentical
WidthKnown for one210 mm
DepthKnown for one579 mm
HeightKnown for one485 mm
WeightKnown for one24.9 kg
Packaging contentidentical
Keyboard includedKnown for oneYes
Remote control includedKnown for oneNo
Keyboardidentical
Keyboard typeKnown for onePreferred Pro USB
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA X4500
Graphics card familyKnown for oneIntel
Networkidentical
Ethernet LANKnown for oneYes
Wi-FiKnown for oneNo
Networking featuresKnown for oneFast Ethernet
Other featuresidentical
TV tuner integratedKnown for oneNo

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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