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Product comparison · 2 laptops

Fujitsu LIFEBOOK 751 Intel® Core™ i5 i5-2520M vs Fujitsu LIFEBOOK NH571 Intel® Core™ i7 i7-2640M

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  • 122specifications compared
  • 35differ
  • 87identical
  • 66known for one product only

Key differences

  • Product colour
    • Black, White
    • Black
  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i5-2520M
    • i7-2640M
  • Processor boost frequency
    • 3.2 GHz
    • 3.5 GHz
  • Processor frequency
    • 2.5 GHz
    • 2.8 GHz
  • Processor cache
    • 3 MB
    • 4 MB

Side by side

Differences highlightedShow differences only
188 specifications
A

Fujitsu

LIFEBOOK 751 Intel® Core™ i5 i5-2520M

Model 751

View product
B

Fujitsu

LIFEBOOK NH571 Intel® Core™ i7 i7-2640M

Model NH571

View product
Design1 differ
Product colourDiffersBlack, WhiteBlack
Display1 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display resolutionKnown for one1920 x 1080 pixels
HD typeKnown for oneFull HD
LED backlightYesYes
Native aspect ratioKnown for one16:9
Display surfaceKnown for oneGloss
Display brightnessKnown for one300 cd/m²
External displayKnown for oneNo
Processor10 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i7
Processor modelDiffersi5-2520Mi7-2640M
Processor cores22
Processor threads44
Processor boost frequencyDiffers3.2 GHz3.5 GHz
Processor frequencyDiffers2.5 GHz2.8 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers3 MB4 MB
Processor cache typeSmart CacheSmart Cache
Processor lithography32 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i5-2500 Mobile SeriesIntel Core i7-2600 Mobile Series
Processor codenameSandy BridgeSandy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingJ1J1
Thermal Design Power (TDP)35 W35 W
TjunctionDiffers100 °C100 C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x16, 2x8
PCI Express slots version2.02.0
CPU multiplier (bus/core ratio)Differs2528
ECC supported by processorNoNo
Processor socketKnown for oneSocket 988
Processor upgradeKnown for oneYes
Memory2 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1333 MHz1333 MHz
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Memory slots (available)Known for one1
Maximum internal memory8 GB8 GB
Storage3 differ
Total storage capacityDiffers320 GB1 TB
Storage mediaHDDHDD
Number of HDDs installedKnown for one2
HDD capacityKnown for one500 GB
HDD interfaceSATASATA
HDD speedDiffers7200 RPM5400 RPM
Optical drive typeDVD Super MultiDVD Super Multi
Card reader integratedYesYes
Compatible memory cardsDiffersMemory Stick (MS), SDMemory Stick (MS), MS PRO, SD, SDHC
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GT 525M
Discrete graphics card memoryKnown for one2 GB
Graphics card familyDiffersIntelNVIDIA
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 3000Intel® HD Graphics 3000
On-board graphics card base frequency650 MHz650 MHz
On-board graphics card dynamic frequency (max)1300 MHz1300 MHz
On-board graphics card ID0x1160x116
Audio1 differ
Audio systemDiffersRealtek ALC269 HDRealtek ALC269 VA
Built-in subwooferKnown for oneNo
Built-in microphoneYesYes
Number of built-in speakersKnown for one2
Cameraidentical
Front camera resolution (numeric)1.3 MP1.3 MP
Networkidentical
Wi-FiYesYes
Networking featuresKnown for oneGigabit Ethernet
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
BluetoothYesYes
Bluetooth version3.0+HS3.0+HS
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Integrated 4G WiMAXYesYes
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ports & interfaces2 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity11
eSATA/USB 2.0 ports quantityKnown for one1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityDiffers10
Ethernet LAN (RJ-45) portsKnown for one1
HDMI ports quantityKnown for one1
HDMI versionKnown for one1.4a
DisplayPorts quantityKnown for one0
Mini DisplayPorts quantityKnown for one0
DVI portKnown for oneNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
S/PDIF out portKnown for oneYes
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
ExpressCard slotYesYes
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotDiffersYesNo
Modem (RJ-11) portsKnown for one0
TV-outNoNo
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM65 Express
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Numeric keypadYesYes
Spill-resistant keyboardYesYes
Full-size keyboardKnown for oneYes
Keyboard number of keysDiffers84106
Keyboard keystrokeKnown for one2.5 mm
Keyboard key pitchKnown for one1.91 cm
Keyboard layoutKnown for oneQWERTY
Softwareidentical
Operating system installedWindows 7 ProfessionalWindows 7 Professional
Operating system architectureKnown for one64-bit
Drivers includedKnown for oneYes
Pre-installed softwareKnown for oneEasyGuide, Adobe Acrobat Reader, CyberLink YouCam, Fujitsu Recovery, Bluetooth Software Suite
Compatible operating systemsKnown for oneMicrosoft Windows 7 Home Premium 64-bit
Bundled softwareKnown for oneSoftex Omnipass CyberLink PowerDVD CyberLink PowerDirector Roxio Easy Media Creator Adobe Acrobat Reader
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography32 nm32 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Smart CacheYesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers5222953464
Processor codeDiffersSR048SR03R
Processor package size37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsAVXAVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Battery2 differ
Number of battery cellsDiffers68
Battery capacityDiffers67 Wh75 Wh
Battery life (max)Known for one6.5 h
Battery recharge timeKnown for one5.4 h
Power1 differ
AC adapter powerDiffers80 W120 W
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output currentKnown for one6.32 A
AC adapter output voltage19 V19 V
DC-in jackYesYes
Security4 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerDiffersYesNo
Trusted Platform Module (TPM)DiffersYesNo
Password protection typeDiffersBIOS, HDDBIOS
HDD user passwordKnown for oneYes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one20 - 85%
Certificatesidentical
CertificationKnown for oneCB, CE Marking, R&TTE, ENERGY STAR 5.0, RoHS, GOST
Weight & dimensions3 differ
WeightDiffers2.7 kg3.6 kg
WidthDiffers374 mm410 mm
DepthDiffers245 mm270 mm
Height (front)Known for one3.26 cm
Height (rear)Known for one3.71 cm
HeightKnown for one37 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Remote control includedKnown for oneNo
Other featuresidentical
Infrared data portKnown for oneNo
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Power supply typeKnown for oneAC/DC
Internal modemKnown for oneNo
TV tuner integratedKnown for oneNo
Supplied AC adapter typeACAC

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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