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Product comparison · 2 laptops

Acer Aspire 5745G Intel® Core™ i5 i5-450M 39.6 cm (15.6") 4 GB DDR3-SDRAM 640 GB Intel HD Windows 7 Home Premium vs Lenovo L512 + 45N6679

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  • 120specifications compared
  • 27differ
  • 93identical
  • 15known for one product only

Key differences

  • Display brightness
    • 200 cd/m²
    • 220 cd/m²
  • Processor model
    • i5-450M
    • i5-460M
  • Processor boost frequency
    • 2.66 GHz
    • 2.8 GHz
  • Processor frequency
    • 2.4 GHz
    • 2.53 GHz
  • System bus rate
    • 4.8 GT/s
    • 2.5 GT/s
  • Processor socket
    • Socket 988
    • BGA 1288
  • CPU multiplier (bus/core ratio)
    • 18
    • 19
  • Internal memory
    • 4 GB
    • 2 GB

Side by side

Differences highlightedShow differences only
135 specifications
A

Acer

Aspire 5745G Intel® Core™ i5 i5-450M 39.6 cm (15.6") 4 GB DDR3-SDRAM 640 GB Intel HD Windows 7 Home Premium

Model 5745G

View product
B

Lenovo

L512 + 45N6679View product
Display1 differ
Display brightnessDiffers200 cd/m²220 cd/m²
Contrast ratio (typical)Known for one500:1
Processor6 differ
Processor modelDiffersi5-450Mi5-460M
Processor boost frequencyDiffers2.66 GHz2.8 GHz
Processor frequencyDiffers2.4 GHz2.53 GHz
System bus rateDiffers4.8 GT/s2.5 GT/s
Processor socketDiffersSocket 988BGA 1288
CPU multiplier (bus/core ratio)Differs1819
Memory1 differ
Internal memoryDiffers4 GB2 GB
Memory layout (slots x size)Known for one2 x 2 GB
Storage3 differ
Total storage capacityDiffers640 GB320 GB
Optical drive typeDiffersDVD Super Multi DLDVD-RW
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMemory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel HD
Ports & interfaces2 differ
eSATA ports quantityKnown for one1
DisplayPorts quantityKnown for one1
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
TV-in portKnown for oneNo
HDMI ports quantityKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel® HM55 ExpressIntel® QM57 Express
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architectureKnown for one64-bit
Bundled softwareKnown for oneAcer Backup Manager, Acer eRecovery Manager, Acer Launch Manager, Adobe Reader, Adobe Flash Player, eSobi, Google Toolbar, NTI Media Maker, MyWinLocker, Oberon GameZone, WildTangent
Processor special features4 differ
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Differs36 bitYes
Processor ARK IDDiffers4902250179
Processor codeDiffersSLBTZSLC22
Supported instruction setsDiffersSSE4.1/4.2SSE4.1, SSE4.2
Battery1 differ
Battery life (max)Differs3.5 h4.7 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneYes
Weight & dimensions5 differ
WeightDiffers2.6 kg2.56 kg
WidthDiffers379 mm380 mm
DepthDiffers250 mm247 mm
Height (front)Differs2.59 cm3.2 cm
Height (rear)Differs3.29 cm3.6 cm
Other featuresidentical
Intel segment taggingKnown for oneHome office, Small Business
Internal modemKnown for oneYes
Cameraidentical
Front cameraKnown for oneNo

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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