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Product comparison · 2 pcs/workstations

Lenovo ThinkStation E20 Intel® Xeon® 3000 Sequence X3440 vs Lenovo ThinkStation S20 (410596G), ES

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  • 64specifications compared
  • 30differ
  • 34identical
  • 52known for one product only

Key differences

The Lenovo ThinkStation E20 Intel® Xeon® 3000 Sequence X3440 has 2 more processor cores than the Lenovo ThinkStation S20 (410596G), ES (4 vs 2). The Lenovo ThinkStation E20 Intel® Xeon® 3000 Sequence X3440 has 6 more processor threads than the Lenovo ThinkStation S20 (410596G), ES (8 vs 2). The Lenovo ThinkStation E20 Intel® Xeon® 3000 Sequence X3440 has 0.13 GHz more processor frequency than the Lenovo ThinkStation S20 (410596G), ES (2.53 GHz vs 2.4 GHz). Only the Lenovo ThinkStation S20 (410596G), ES has card reader integrated. Only the Lenovo ThinkStation E20 Intel® Xeon® 3000 Sequence X3440 has Intel Trusted Execution Technology.

  • Processor model
    • X3440
    • W3503
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 2
  • Processor frequency
    • 2.53 GHz
    • 2.4 GHz
  • Processor cache
    • 8 MB
    • 4 MB
  • Bus type
    • DMI
    • QPI
  • System bus rate
    • 2.5 GT/s
    • 4.8 GT/s
  • Thermal Design Power (TDP)
    • 95 W
    • 130 W

Side by side

Differences highlightedShow differences only
116 specifications
A

Lenovo

ThinkStation E20 Intel® Xeon® 3000 Sequence X3440

Model E20

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B

Lenovo

ThinkStation S20 (410596G), ESView product
Processor12 differ
Processor modelDiffersX3440W3503
Processor coresDiffers42
Processor threadsDiffers82
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers2.53 GHz2.4 GHz
Processor cacheDiffers8 MB4 MB
Bus typeDiffersDMIQPI
FSB ParityKnown for oneNo
System bus rateDiffers2.5 GT/s4.8 GT/s
Processor seriesKnown for oneIntel Xeon 3400 Series
Processor codenameKnown for oneLynnfield
Processor system typeKnown for oneUp
Thermal Design Power (TDP)Differs95 W130 W
TcaseKnown for one72.7 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8, 4x4
PCI Express slots versionKnown for one2.0
Processor socketDiffersLGA 1156 (Socket H)Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one774 M
Processing Die sizeKnown for one296 mm²
CPU multiplier (bus/core ratio)Known for one19
SteppingKnown for oneB1
Maximum internal memory supported by processorDiffers32 GB24 GB
Memory types supported by processorDiffersDDR3 800/1066/1333DDR3-SDRAM
Memory bandwidth supported by processor (max)Differs21 GB/s25.6 GB/s
Processor front side busKnown for one1066 MHz
Number of QPI linksKnown for one1
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memory5 differ
Internal memoryDiffers4 GB6 GB
Maximum internal memoryDiffers16 GB12 GB
Memory layout (slots x size)Differs2 x 2 GB3 x 2 GB
Memory clock speedDiffers1333 MHz1066 MHz
Memory channelsDiffersDual-channelTriple-channel
Storage1 differ
Number of HDDs installedKnown for one1
Card reader integratedDiffersNoYes
Optical drive typeKnown for oneDVD-RW
Compatible memory cardsKnown for oneCF, MMC, SD, xD
Performanceidentical
Motherboard chipsetKnown for oneIntel® 3450
Networkidentical
Networking featuresKnown for oneGigabit Ethernet (10/100/1000)
Ports & interfaces1 differ
PS/2 ports quantityDiffers20
Line-inKnown for oneYes
VGA (D-Sub) ports quantityKnown for one0
Parallel ports quantityKnown for one0
Power1 differ
Power supply typeKnown for one100 - 240 VAC, 50/60 Hz
Power supplyDiffers280 W625 W
Power requirementsKnown for one100-240V; 50/60Hz
Softwareidentical
Operating system architectureKnown for one64-bit
Compatible operating systemsKnown for oneWindows XP Pro SP1/SP2 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 features6 differ
CPU configuration (max)Known for one1
Intel Clear Video TechnologyKnown for oneNo
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 TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
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® Wireless Display (Intel® WiDi)Known for oneNo
Physical Address Extension (PAE)Differs36 bitYes
Processor ARK IDDiffers4292840800
Processor codeKnown for oneSLBLF
Processor package sizeDiffers37.5 x 37.5 mm42.5 x 45 mm
Intel® Turbo Boost TechnologyDiffers1.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
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
Audio1 differ
Audio systemDiffersRealtek ALC662ADI 1988 A
Weight & dimensions3 differ
DepthDiffers430.8 mm460 mm
HeightDiffers425.2 mm478 mm
WeightDiffers11.2 kg16.3 kg
Optical driveidentical
CD read speedKnown for one40x
Expansion slotsidentical
PCI Express x16 slotsKnown for one1
PCI slotsKnown for one2
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboardidentical
Keyboard typeKnown for onePreferred Pro USB

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