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Product comparison · 2 laptops

Acer Aspire 7745G-5454G50Bnks vs Lenovo L512 + 45N6678

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  • 119specifications compared
  • 32differ
  • 87identical
  • 31known for one product only

Key differences

  • Display diagonal
    • 43.9 cm (17.3")
    • 39.6 cm (15.6")
  • Display resolution
    • 1600 x 900 pixels
    • 1366 x 768 pixels
  • 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

Side by side

Differences highlightedShow differences only
150 specifications
A

Acer

Aspire 7745G-5454G50BnksView product
B

Lenovo

L512 + 45N6678View product
Designidentical
Product colourKnown for oneBlack
Display2 differ
Display diagonalDiffers43.9 cm (17.3")39.6 cm (15.6")
Display resolutionDiffers1600 x 900 pixels1366 x 768 pixels
HD typeKnown for oneHD+
Display response rise/fallKnown for one8 ms
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
Storage2 differ
Total storage capacityDiffers500 GB320 GB
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMemory Stick (MS), MMC, MS PRO, SD, SDHC, xD
HDD speedKnown for one5400 RPM
Optical drive typeKnown for oneDVD-RW
Graphics1 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon HD 5850
Graphics card familyDiffersAMDIntel
Audioidentical
Number of built-in speakersKnown for one2
Built-in subwooferKnown for oneYes
Network2 differ
Networking featuresDiffersGigabit Ethernet, WLANGigabit Ethernet
BluetoothDiffersYesNo
Ethernet LANKnown for oneYes
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA ports quantityDiffers01
HDMI ports quantityKnown for one1
DisplayPorts quantityDiffers01
Firewire (IEEE 1394) portsKnown for one0
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
SmartCard slotDiffersNoYes
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
Performance1 differ
Motherboard chipsetDiffersIntel® HM55 ExpressIntel® QM57 Express
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architectureKnown for one64-bit
Processor special features4 differ
Physical Address Extension (PAE)Differs36 bitYes
Processor ARK IDDiffers4902250179
Processor codeDiffersSLBTZSLC22
Supported instruction setsDiffersSSE4.1/4.2SSE4.1, SSE4.2
Intel® Smart CacheKnown for oneYes
Battery1 differ
Battery capacityKnown for one48.8 Wh
Battery life (max)Differs4 h4.7 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
Password protection typeKnown for oneBIOS
HDD user passwordKnown for oneYes
Fingerprint readerKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions5 differ
WeightDiffers3.25 kg2.56 kg
WidthDiffers410 mm380 mm
DepthDiffers286 mm247 mm
Height (front)Differs3.5 cm3.2 cm
Height (rear)Differs4.15 cm3.6 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Wake-on-LAN readyKnown for oneYes
Internal modemKnown for oneYes
TV tuner integratedKnown for oneNo
Intel segment taggingKnown for oneHome office, Small Business
Keyboardidentical
Pointing deviceKnown for oneThinkPad UltraNav

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