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Product comparison · 2 laptops

Acer eMachines eME725-4443 Intel Pentium Mobile T4200 vs ASUS ROG G51JX-SZ391V Intel® Core™ i7 i7-740QM

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  • 114specifications compared
  • 54differ
  • 60identical
  • 35known for one product only

Key differences

  • Product colour
    • Black
    • Black, Blue
  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • Processor family
    • Intel Pentium Mobile
    • Intel® Core™ i7
  • Processor model
    • T4200
    • i7-740QM
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 2 GHz
    • 1.73 GHz
  • Processor cache
    • 1 MB
    • 6 MB

Side by side

Differences highlightedShow differences only
149 specifications
A

Acer

eMachines eME725-4443 Intel Pentium Mobile T4200

Model eME725-4443

View product
B

ASUS

ROG G51JX-SZ391V Intel® Core™ i7 i7-740QM

Model G51JX-SZ391V

View product
Design1 differ
Product colourDiffersBlackBlack, Blue
Display1 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
LED backlightKnown for oneYes
Native aspect ratio16:916:9
Processor17 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel Pentium MobileIntel® Core™ i7
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersT4200i7-740QM
Processor coresDiffers24
Processor threadsDiffers28
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers2 GHz1.73 GHz
System bus rateKnown for one2.5 GT/s
Processor cacheDiffers1 MB6 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersLGA 3647 (Socket P)Socket 988
Processor lithography45 nm45 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Pentium T4000 Series for MobileIntel Core i7-700 Mobile Series
Processor codenameDiffersPenrynClarksfield
Bus typeDiffersFSBDMI
FSB ParityNoNo
SteppingDiffersR0B1
Thermal Design Power (TDP)Differs35 W45 W
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2
Number of Processing Die TransistorsDiffers410 M774 M
Processing Die sizeDiffers107 mm²296 mm²
CPU multiplier (bus/core ratio)Differs1013
ECC supported by processorNoNo
Processor front side busKnown for one800 MHz
Memory3 differ
Internal memoryDiffers2 GB8 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers4 GB8 GB
Memory clock speedKnown for one533 MHz
Memory layout (slots x size)Known for one2 x 1 GB
Storage2 differ
Total storage capacityDiffers160 GB500 GB
Number of HDDs installed11
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeDiffersDVD Super Multi DLBlu-Ray DVD Combo
Card reader integratedYesYes
Compatible memory cardsKnown for oneMemory Stick (MS), MiniSD, MMC, MS Duo, MS PRO, SD
Graphics2 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersIntel 4500MNVIDIA® GeForce® GTS 360M
Graphics card familyDiffersIntelNVIDIA
Audioidentical
Audio systemKnown for oneHDA
Number of built-in speakers22
Network3 differ
Wi-FiYesYes
Networking featuresDiffersGigabit EthernetGigabit Ethernet, WLAN
Ethernet LANYesYes
BluetoothDiffersNoYes
Bluetooth versionKnown for one2.0+EDR
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
Wireless technologyKnown for oneWi-Fi
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers24
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityDiffers01
Ethernet LAN (RJ-45) ports11
HDMI ports quantity00
DisplayPorts quantity00
Mini DisplayPorts quantityKnown for one0
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers01
Thunderbolt ports quantityKnown for one0
Headphone outputsDiffers12
S/PDIF out portDiffersNoYes
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Modem (RJ-11) ports00
TV-outNoNo
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantity00
TV-in portKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel® GL40 ExpressIntel® HM55 Express
Keyboardidentical
Pointing deviceTouchpadTouchpad
Keyboard layoutKnown for oneQWERTY
Software1 differ
Operating system installedDiffersLinuxWindows 7 Home Premium
Operating system architectureKnown for one64-bit
Processor special features11 differ
Intel® Wireless Display (Intel® WiDi)NoNo
CPU configuration (max)Known for one1
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesKnown for oneYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateDiffersNoYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyNoNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo1.0
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers3725149024
Processor codeDiffersSLGJNSLBQG
Processor package sizeDiffers35 x 35 mm37.5 x 37.5 mm
Supported instruction setsKnown for oneSSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Conflict-Free processorNoNo
Battery1 differ
Number of battery cells66
Battery capacityDiffers4400 mAh4800 mAh
Battery life (max)Known for one3 h
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one48.8 W
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions5 differ
WeightDiffers2.7 kg3.3 kg
WidthDiffers372.3 mm375 mm
DepthDiffers246.5 mm265 mm
Height (front)Differs2.68 cm3.43 cm
Height (rear)Differs3.96 cm4.06 cm
Packaging contentidentical
AC adapter includedYesYes
Other featuresidentical
Infrared data portNoNo
Supplied AC adapter typeACAC
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Power requirementsKnown for one100 - 240V
Power supply typeKnown for oneAC
Wake-on-LAN readyKnown for oneYes
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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