Product comparison · 2 laptops

Fujitsu LIFEBOOK E751 Intel® Core™ i7 i7-2620M vs Fujitsu LIFEBOOK NH751 Intel® Core™ i3 i3-2310M

140specifications compared
40differ
100identical
45known for one product only

Key differences

Product colour
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:Black, Silver
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:Black
Display diagonal
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:39.6 cm (15.6")
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:43.9 cm (17.3")
Display resolution
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:1366 x 768 pixels
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:1680 x 945 pixels
Processor family
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:Intel® Core™ i7
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:Intel® Core™ i3
Processor generation
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:2nd gen Intel® Core™ i7
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:2nd gen Intel® Core™ i3
Processor model
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:i7-2620M
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:i3-2310M
Processor frequency
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:2.7 GHz
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:2.1 GHz
Processor cache
- LIFEBOOK E751 Intel® Core™ i7 i7-2620M:4 MB
- LIFEBOOK NH751 Intel® Core™ i3 i3-2310M:3 MB

Side by side

Differences highlightedShow differences only

Comparison of E751, NH751
185 specifications	A Fujitsu LIFEBOOK E751 Intel® Core™ i7 i7-2620M Model E751 View product	B Fujitsu LIFEBOOK NH751 Intel® Core™ i3 i3-2310M Model NH751 View product
Design1 differ
Product colourDiffers	Black, Silver	Black
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	43.9 cm (17.3")
Display resolutionDiffers	1366 x 768 pixels	1680 x 945 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightness	220 cd/m²	220 cd/m²
Contrast ratio (typical)Known for one	300:1	Unknown — not stated by the source
HD typeKnown for one	Unknown — not stated by the source	WSXGA+
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-2620M	i3-2310M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	3.4 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.7 GHz	2.1 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i3-2300 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)	35 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	27	21
ECC supported by processor	No	No
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacity	500 GB	500 GB
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installed	1	1
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD-RW	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MS PRO, SD	Memory Stick (MS), MS PRO, SD, SDHC
Graphics2 differ
On-board graphics card	Yes	Yes
Graphics card familyDiffers	Intel	NVIDIA
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1300 MHz	1100 MHz
On-board graphics card ID	0x116	0x116
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® GeForce® GT 525M
Audioidentical
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Audio systemKnown for one	Unknown — not stated by the source	HD
Cameraidentical
Front camera resolution (numeric)	1.3 MP	1.3 MP
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wireless technologyKnown for one	802.11 a/b/g/n	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11a, 802.11b, 802.11g	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
BluetoothDiffers	No	Yes
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
LAN controllerKnown for one	Intel® 82579V	Unknown — not stated by the source
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
eSATA/USB 2.0 ports quantity	1	1
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	2
S/PDIF out port	No	No
Line-in	Yes	Yes
Microphone in	Yes	Yes
Docking connectorDiffers	Yes	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
Headphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
Microphone connectivityKnown for one	3.5 mm	Unknown — not stated by the source
TV-out	No	No
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
PS/2 ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM65 Express	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	No	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard number of keysKnown for one	Unknown — not stated by the source	106
Keyboard keystrokeKnown for one	Unknown — not stated by the source	2.5 mm
Keyboard key pitchKnown for one	Unknown — not stated by the source	1.91 cm
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Unknown — not stated by the source	EasyGuide Adobe Acrobat Reader CyberLink YouCam Fujitsu Recovery Bluetooth Software Suite
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	32 nm	32 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	52231	52220
Processor codeDiffers	SR041	SR04S
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Battery3 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	6	8
Battery capacityDiffers	5800 mAh	5200 mAh
Battery life (max)Differs	10 h	6.5 h
Power2 differ
AC adapter powerDiffers	80 W	120 W
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentDiffers	4.22 A	6.32 A
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeDiffers	BIOS, HDD, User	BIOS, HDD, Supervisor, User
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	20 - 80%	20 - 85%
Certificatesidentical
Compliance certificates	RoHS	RoHS
CertificationKnown for one	Unknown — not stated by the source	CE, R&TTE
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.5 kg	3.6 kg
WidthDiffers	372 mm	410 mm
DepthDiffers	245 mm	270 mm
HeightKnown for one	35 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	3.26 cm
Height (rear)Known for one	Unknown — not stated by the source	3.71 cm
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Compliance industry standardsKnown for one	IEEE 802.3/802.3u/802.3ab	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
Internal modemKnown for one	Unknown — not stated by the source	No

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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