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Product comparison · 2 pcs/workstations

Acer Aspire T671-C vs Lenovo ThinkCentre M55 Intel® Pentium® D 915

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  • 26specifications compared
  • 14differ
  • 12identical
  • 67known for one product only

Key differences

  • Processor family
    • Intel® Celeron®
    • Intel® Pentium® D
  • Processor frequency
    • 3.2 GHz
    • 2.8 GHz
  • Processor front side bus
    • 533 MHz
    • 800 MHz
  • Total storage capacity
    • 250 GB
    • 160 GB
  • Optical drive type
    • DVD±RW
    • DVD-ROM
  • Discrete graphics card model
    • AMD Radeon Xpress 1250
    • Intel® GMA 3000
  • USB 2.0 ports quantity
    • 7
    • 8
  • Operating system installed
    • Windows Vista Home Premium
    • Windows XP Professional

Side by side

Differences highlightedShow differences only
93 specifications
A

Acer

Aspire T671-CView product
B

Lenovo

ThinkCentre M55 Intel® Pentium® D 915

Model M55

View product
Processor3 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Pentium® D
Processor modelKnown for one915
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyDiffers3.2 GHz2.8 GHz
Processor cacheKnown for one4 MB
Processor cache typeKnown for oneL2
Processor front side busDiffers533 MHz800 MHz
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
Processor lithographyKnown for one65 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Pentium D 900 Series
Processor codenameKnown for onePresler
Thermal Design Power (TDP)Known for one95 W
TcaseKnown for one63.4 °C
Processor socketKnown for oneLGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one376 M
Processing Die sizeKnown for one162 mm²
CPU multiplier (bus/core ratio)Known for one14
ECC supported by processorKnown for oneNo
Memoryidentical
Internal memory1 GB1 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory slotsKnown for one2x DIMM
Maximum internal memoryKnown for one4 GB
Storage2 differ
Total storage capacityDiffers250 GB160 GB
Optical drive typeDiffersDVD±RWDVD-ROM
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Graphics1 differ
Discrete graphics card modelDiffersAMD Radeon Xpress 1250Intel® GMA 3000
Maximum graphics card memoryKnown for one0.256 GB
Performanceidentical
Product typePCPC
Motherboard chipsetKnown for oneIntel® Q963 Express
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Network1 differ
Networking featuresDiffersGigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers78
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Line-outKnown for oneYes
Line-inKnown for oneYes
Microphone inYesYes
VGA (D-Sub) ports quantity11
Parallel ports quantity11
PS/2 ports quantityKnown for one2
Firewire (IEEE 1394) portsKnown for one1
Poweridentical
Power supplyKnown for one225 W
Software2 differ
Operating system installedDiffersWindows Vista Home PremiumWindows XP Professional
Bundled softwareDiffersSymantec Norton AntiVirus 2006, Adobe Acrobat Reader 7.0, Cyberlink Power DVD 6, NTI CD-Maker Gold, Self Burn Recovery, Acer Empowering Framework, Acer eRecovery Management, Acer eDataSecurity Management, Acer ePerformance Management, Acer e-Mode, Acer e-ConsoleAdobe Acrobat Reader, Diskeeper 9.0 Home Edition, Google Desktop, Google Toolbar, Microsoft Office Hybrid Pro image 2007, Picasa, ThinkVantage Client Security Solution, ThinkVantage Productivity Center, ThinkVantage Rescue & Recovery, ThinkVantage System Update, Sun JRE, Norton Internet Security (OE
Displayidentical
Display includedNoNo
Processor special featuresidentical
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown 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 TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneNo
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
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)Known for one32 bit
Processor ARK IDKnown for one27515
Processor package sizeKnown for one37.5 x 37.5 mm
Thermal Monitoring TechnologiesKnown for oneNo
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
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 systemDiffersHigh Definition Audio 7.1ADI 1983 HD
Weight & dimensions3 differ
WidthDiffers183 mm276 mm
DepthDiffers455 mm270 mm
HeightDiffers370 mm89 mm
WeightKnown for one6.4 kg
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Professional
Designidentical
Chassis typeKnown for oneTower

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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