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Product comparison · 2 pcs/workstations

Acer Aspire T135 Sempron3000+ 512MB 160GB QW vs Lenovo ThinkCentre A51 Pentium 4 3.0GHz

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  • 24specifications compared
  • 13differ
  • 11identical
  • 76known for one product only

Key differences

The Acer Aspire T135 Sempron3000+ 512MB 160GB QW has 0.27 GHz more processor frequency than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (2 GHz vs 1.73 GHz). The Acer Aspire T135 Sempron3000+ 512MB 160GB QW has 0.25 GB more internal memory than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (0.5 GB vs 0.25 GB). The Acer Aspire T135 Sempron3000+ 512MB 160GB QW has 80 GB more total storage capacity than the Lenovo ThinkCentre A51 Pentium 4 3.0GHz (160 GB vs 80 GB). Processor manufacturer: AMD on the Acer Aspire T135 Sempron3000+ 512MB 160GB QW, Intel on the Lenovo ThinkCentre A51 Pentium 4 3.0GHz. Processor family: AMD Sempron on the Acer Aspire T135 Sempron3000+ 512MB 160GB QW, Intel® Pentium® 4 on the Lenovo ThinkCentre A51 Pentium 4 3.0GHz.

  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD Sempron
    • Intel® Pentium® 4
  • Processor model
    • 3000+
    • 530
  • Processor frequency
    • 2 GHz
    • 1.73 GHz
  • Internal memory
    • 0.5 GB
    • 0.25 GB
  • Internal memory type
    • DDR-SDRAM
    • DDR2-SDRAM
  • Total storage capacity
    • 160 GB
    • 80 GB
  • Chassis type
    • Mini Tower
    • Tower

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Differences highlightedShow differences only
100 specifications
A

Acer

Aspire T135 Sempron3000+ 512MB 160GB QWView product
B

Lenovo

ThinkCentre A51 Pentium 4 3.0GHzView product
Processor4 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD SempronIntel® Pentium® 4
Processor modelDiffers3000+530
Processor coresKnown for one1
Processor threadsKnown for one1
Processor frequencyDiffers2 GHz1.73 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one533 MHz
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
Processor lithographyKnown for one65 nm
Processor operating modesKnown for one64-bit
Processor codenameKnown for oneMerom
Thermal Design Power (TDP)Known for one27 W
TcaseKnown for one67.7 °C
TjunctionKnown for one100 °C
Processor socketKnown for oneSocket AM2
Number of Processing Die TransistorsKnown for one291 M
Processing Die sizeKnown for one143 mm²
CPU multiplier (bus/core ratio)Known for one14
Processor core voltage (AC)Known for one0.95 - 1.30 V
SteppingKnown for oneA1
ECC supported by processorKnown for oneNo
Memory2 differ
Internal memoryDiffers0.5 GB0.25 GB
Maximum internal memoryKnown for one4 GB
Internal memory typeDiffersDDR-SDRAMDDR2-SDRAM
Storage1 differ
Total storage capacityDiffers160 GB80 GB
Optical drive typeKnown for oneCD-ROM
HDD interfaceKnown for oneSATA
Diskette drive memoryKnown for one1.44 MB
HDD speedKnown for one7200 RPM
Graphicsidentical
Discrete graphics card modelKnown for oneIntel® GMA 900
Video adapter, busKnown for onePCI Express
Performanceidentical
Product typePCPC
Optical driveidentical
CD read speedKnown for one48x
Networkidentical
Networking featuresEthernet/Fast EthernetEthernet/Fast Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity66
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
PS/2 ports quantity22
Serial ports quantity11
Parallel ports quantity11
Line-outKnown for oneYes
Line-inKnown for oneYes
DVI portKnown for oneNo
Firewire (IEEE 1394) portsKnown for one0
S/PDIF out portKnown for oneNo
SmartCard slotKnown for oneYes
TV-outKnown for oneNo
Modem (RJ-11) portsKnown for one0
USB 1.1 ports quantityKnown for one0
Poweridentical
Power supplyKnown for one310 W
Design1 differ
Chassis typeDiffersMini TowerTower
Software2 differ
Operating system installedDiffersWindows XP Home EditionWindows XP Professional
Bundled softwareDiffersNorton AntiVirus 2005 (60days trail), Adobe Reader 7.0, CyberLink PowerDVD, with SuperMultiPlus, Quick Burning (NTI CD-Maker Gold), with SuperMultiPlusLotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium, Access program, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Rescue and Recovery with Rapid Restore
Displayidentical
Display includedNoNo
Processor special featuresidentical
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneNo
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneNo
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 oneNo
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
Processor ARK IDKnown for one29733
Processor codeKnown for oneSLA2G
Processor package sizeKnown for one35 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
Audioidentical
Audio systemKnown for oneSoundMAX Cadenza
Weight & dimensions3 differ
WidthDiffers180 mm178 mm
DepthDiffers420 mm450 mm
HeightDiffers360 mm432 mm
WeightKnown for one10.5 kg
Other featuresidentical
Security featuresKnown for one-Boot sequence control -U-Bolt anchoring feature -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -Hardfile I/O control -Diskette boot inhibit -Diskette I/O control -Boot without keyboard or mouse -Configuration password
Bundled hardwareKnown for oneUS Int. PS/2 keyboard & scroll mouse
Expansion slotsidentical
Expansion slotsKnown for one3 x PCI

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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