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Product comparison · 2 laptops

Acer Aspire 7520G-402G25Mi vs Lenovo ThinkPad R61i (7650-8TG)

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  • 54specifications compared
  • 28differ
  • 26identical
  • 68known for one product only

Key differences

  • Display diagonal
    • 43.2 cm (17")
    • 39.1 cm (15.4")
  • Display resolution
    • 1440 x 900 pixels
    • 1280 x 800 pixels
  • Processor model
    • TL-58
    • T5250
  • Processor frequency
    • 1.9 GHz
    • 1.5 GHz
  • Internal memory
    • 2 GB
    • 1 GB
  • Memory layout (slots x size)
    • 2 x 1 GB
    • 1 x 1 GB
  • Total storage capacity
    • 250 GB
    • 120 GB
  • Audio system
    • High Definition Audio
    • HDA 24-bit

Side by side

Differences highlightedShow differences only
122 specifications
A

Acer

Aspire 7520G-402G25MiView product
B

Lenovo

ThinkPad R61i (7650-8TG)View product
Display2 differ
Display diagonalDiffers43.2 cm (17")39.1 cm (15.4")
Display resolutionDiffers1440 x 900 pixels1280 x 800 pixels
Display brightnessKnown for one200 cd/m²
Processor2 differ
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Core™2 Duo
Processor modelDiffersTL-58T5250
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyDiffers1.9 GHz1.5 GHz
Processor cacheKnown for one2 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one667 MHz
Processor socketKnown for oneSocket 478
Processor lithographyKnown for one65 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core 2 Duo T5000 Series
Processor codenameKnown for oneMerom
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
Thermal Design Power (TDP)Known for one65, 35
TjunctionKnown for one100 °C
Number of Processing Die TransistorsKnown for one291 M
Processing Die sizeKnown for one143 mm²
CPU multiplier (bus/core ratio)Known for one9
ECC supported by processorKnown for oneNo
Memory2 differ
Internal memoryDiffers2 GB1 GB
Memory clock speedKnown for one667 MHz
Memory layout (slots x size)Differs2 x 1 GB1 x 1 GB
Storage1 differ
Total storage capacityDiffers250 GB120 GB
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA X3100
Audio1 differ
Audio systemDiffersHigh Definition AudioHDA 24-bit
Speaker powerKnown for one2 W
Cameraidentical
Front cameraKnown for oneNo
Front camera resolution (numeric)Known for one0.3 MP
Network3 differ
Networking featuresDiffersGigabit EthernetWLAN, Gigabit Ethernet
Wireless technologyDiffersIEEE 802.11b/gIntel 3945ABG
BluetoothDiffersYesNo
Cabling technologyKnown for one10/100/1000Base-T(X)
Bluetooth versionKnown for one2.0+EDR
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers43
DVI portDiffersYesNo
Firewire (IEEE 1394) portsDiffers10
S/PDIF out portDiffersYesNo
ExpressCard slotDiffersYesNo
SmartCard slotDiffersYesNo
TV-outDiffersYesNo
TV-out typeKnown for oneS-Video
Keyboard1 differ
Pointing deviceDiffersTouchpadTrackpad
Keyboard function keysKnown for one12
Software2 differ
Operating system installedDiffersWindows Vista Home PremiumWindows XP Professional
Bundled softwareDiffersAcer Empowering Technology (Acer eNet, ePower, eAudio, ePresentation, eDataSecurity, eLock, eRecovery, eSettings, Management), Acer Arcade Deluxe + DV Wizard, VideoMagician, DVDivine, Acer HomeMedia, Acer GridVista, Acer Launch Manager, Adobe Reader, CyberLink Power Producer, Norton Internet SecuritYes
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown 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 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® Anti-Theft Technology (Intel® AT)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® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® Turbo Boost TechnologyKnown for oneNo
Processor ARK IDKnown for one30786
Processor package sizeKnown for one35 x 35 mm
Thermal Monitoring TechnologiesKnown for oneNo
Conflict-Free processorKnown for oneNo
Batteryidentical
Battery life (max)Known for one2 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
HDD user passwordKnown for oneYes
Password protection typeKnown for oneBIOS
Weight & dimensions4 differ
WeightDiffers3.7 kg2.99 kg
WidthDiffers404 mm358.5 mm
DepthDiffers298 mm260 mm
HeightDiffers43 mm35.3 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other features2 differ
Infrared data portDiffersYesNo
Modem typeDiffersITU V.92V.92
Wake-on-LAN readyKnown for oneYes
Wake-on-Ring readyKnown for oneYes

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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