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Product comparison · 2 pcs/workstations

Acer Aspire M7721-8W75 Intel® Core™ i7 i7-920 vs Lenovo ThinkStation S20 (410562G), IT

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  • 91specifications compared
  • 23differ
  • 68identical
  • 43known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7
    • Intel® Xeon® 3000 Sequence
  • Processor model
    • i7-920
    • W3520
  • System bus rate
    • 4.8 GT/s
    • 4.80 GT/s
  • Stepping
    • C0
    • D0
  • Memory types supported by processor
    • DDR3 800/1066
    • DDR3-SDRAM
  • ECC supported by processor
    • No
    • Yes
  • Optical drive type
    • DVD Super Multi
    • DVD-RW
  • HDD interface
    • SATA II
    • SATA

Side by side

Differences highlightedShow differences only
134 specifications
A

Acer

Aspire M7721-8W75 Intel® Core™ i7 i7-920

Model M7721-8W75

View product
B

Lenovo

ThinkStation S20 (410562G), ITView product
Processor7 differ
Processor familyDiffersIntel® Core™ i7Intel® Xeon® 3000 Sequence
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersi7-920W3520
System bus rateDiffers4.8 GT/s4.80 GT/s
Processor seriesDiffersIntel Core i7-900 Desktop SeriesIntel Xeon 3500 Series
Number of processors installedKnown for one1
PlatformKnown for onePC
SteppingDiffersC0D0
Memory types supported by processorDiffersDDR3 800/1066DDR3-SDRAM
ECC supported by processorDiffersNoYes
Processor system typeKnown for oneUp
Processor core voltage (AC)Known for one0.800 - 1.225 V
Memory clock speeds supported by processorKnown for one800,1066 MHz
Memoryidentical
Internal memory typeKnown for oneDDR3-SDRAM
Storage2 differ
Total storage capacityKnown for one1 TB
Optical drive typeDiffersDVD Super MultiDVD-RW
HDD interfaceDiffersSATA IISATA
Floppy drive installedKnown for oneNo
HDD capacityKnown for one500 GB
Compatible memory cardsKnown for oneCF, MMC, SD, xD
Performance1 differ
Product typeDiffersPCWorkstation
Audio output channelsKnown for one7.1 channels
Networkidentical
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-FiKnown for oneYes
Networking featuresKnown for oneGigabit Ethernet
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers810
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityKnown for one0
VGA (D-Sub) ports quantityDiffers10
DVI portKnown for oneYes
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) portsDiffers12
DC-in jackKnown for oneYes
Serial ports quantityDiffers01
Line-inKnown for oneYes
eSATA ports quantityKnown for one1
Expansion slotsidentical
PCI Express x1 slotsKnown for one1
PCI Express x4 slotsKnown for one1
PCI slotsKnown for one2
Designidentical
Product colourKnown for oneBlack, Blue
Softwareidentical
Operating system installedKnown for oneWindows 7 Home Premium
Trial softwareKnown for one- Microsoft Office 2007 Trial (Microsoft Works)
Bundled softwareKnown for one- Acer eRecovery Management - Acer Arcade Deluxe - McAfee Internet Security Suite 2009 Trial - Adobe Reader - Nero 9 Essentials - Oberon GameZone - eSobi - MyWinLocker
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 features3 differ
Intel Demand Based SwitchingDiffersNoYes
Processor ARK IDDiffers3714739718
Processor codeDiffersSLBCHSLBEW
Intel® Smart CacheKnown for oneYes
Audio1 differ
Audio system direct 3D soundKnown for oneYes
Audio systemDiffersDolbyADI 1988 A
Weight & dimensions3 differ
WidthDiffers180 mm175 mm
DepthDiffers441.5 mm460 mm
HeightDiffers367 mm478 mm
WeightKnown for one16.3 kg
Packaging content1 differ
Mouse includedDiffersNoYes
Keyboard includedKnown for oneNo
Remote control includedKnown for oneNo
Certificatesidentical
CertificationKnown for oneCE, FCC, BSMI, CCC, ETL, Nemko
Multimediaidentical
Built-in cameraKnown for oneNo
Other featuresidentical
TV tuner integratedKnown for oneNo
Graphicsidentical
Graphics cardKnown for oneQuadro FX 1800
Optical driveidentical
CD read speedKnown for one40x
Poweridentical
Power requirementsKnown for one100-240V; 50/60Hz
Power supplyKnown for one625 W
Keyboardidentical
Keyboard typeKnown for onePreferred Pro USB

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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