Product comparison · 2 laptops

Fujitsu E751 + Free Strandlaken vs Fujitsu LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1)

137specifications compared
39differ
98identical
47known for one product only

Key differences

Product colour
- E751 + Free Strandlaken:Black, Silver
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):Black, Grey
Display diagonal
- E751 + Free Strandlaken:39.6 cm (15.6")
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):30.7 cm (12.1")
Processor family
- E751 + Free Strandlaken:Intel® Core™ i3
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):Intel® Core™ i7
Processor generation
- E751 + Free Strandlaken:2nd gen Intel® Core™ i3
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):2nd gen Intel® Core™ i7
Processor model
- E751 + Free Strandlaken:i3-2310M
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):i7-2620M
Processor frequency
- E751 + Free Strandlaken:2.1 GHz
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):2.7 GHz
Processor cache
- E751 + Free Strandlaken:3 MB
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):4 MB
CPU multiplier (bus/core ratio)
- E751 + Free Strandlaken:21
- LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1):27

Side by side

Differences highlightedShow differences only

Comparison of E751 + Free Strandlaken, T731
184 specifications	A Fujitsu E751 + Free Strandlaken View product	B Fujitsu LIFEBOOK T731 Intel® Core™ i7 i7-2620M Hybrid (2-in-1) Model T731 View product
Design1 differ
Product typeKnown for one	Unknown — not stated by the source	Hybrid (2-in-1)
Product colourDiffers	Black, Silver	Black, Grey
Form factorKnown for one	Unknown — not stated by the source	Convertible (Swivel)
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	30.7 cm (12.1")
Display resolutionKnown for one	Unknown — not stated by the source	1280 x 800 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:10
Display diagonal (metric)Known for one	Unknown — not stated by the source	30.7 cm
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	300:1	Unknown — not stated by the source
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i7
Processor modelDiffers	i3-2310M	i7-2620M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.4 GHz
Processor frequencyDiffers	2.1 GHz	2.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 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 i3-2300 Mobile Series	Intel Core i7-2600 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	21	27
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
Storage4 differ
Total storage capacityDiffers	320 GB	160 GB
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	320 GB	160 GB
HDD interface	SATA	SATA
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	DVD Super Multi	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MS PRO, SD	Memory Stick (MS), MS PRO, SD, SDHC, SDXC
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
Graphics card family	Intel	Intel
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	1100 MHz	1300 MHz
On-board graphics card ID	0x116	0x116
Maximum resolutionKnown for one	Unknown — not stated by the source	1920 x 1200 pixels
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakers	2	2
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Audio systemKnown for one	HD	Unknown — not stated by the source
Network2 differ
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579LM
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	1
eSATA/USB 2.0 ports quantityDiffers	1	0
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) portsDiffers	0	1
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	Yes	Yes
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotDiffers	Yes	No
TV-out	No	No
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel® QM67 Express
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Touchpad + Scroll zone
Numeric keypadKnown for one	Unknown — not stated by the source	No
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Keyboard number of keysKnown for one	Unknown — not stated by the source	85
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Windows 7	Unknown — not stated by the source
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	No	Yes
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	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
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	No	2.0
Processor ARK IDDiffers	52220	52231
Processor codeDiffers	SR04S	SR041
Processor package sizeDiffers	37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery voltageKnown for one	Unknown — not stated by the source	10.8 V
Battery life (max)Known for one	10 h	Unknown — not stated by the source
Poweridentical
AC adapter power	80 W	80 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	4.22 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
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Password protection typeDiffers	BIOS, HDD, User	BIOS, HDD, SSD, Supervisor, User
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-15 - 60 °C
Operating relative humidity (H-H)Differs	20 - 80%	20 - 85%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 85%
Certificatesidentical
Compliance certificates	RoHS	RoHS
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	GS, CE, CB, EN 60601-1-2:2007, CE!, IT-Eco, cUL, HCT / HCL entry / WHQL, WEEE
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Silver, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	2.5 kg	1.8 kg
WidthDiffers	372 mm	297 mm
DepthDiffers	245 mm	233 mm
HeightDiffers	35 mm	39 mm
Width (imperial)Known for one	Unknown — not stated by the source	29.7 cm (11.7")
Depth (imperial)Known for one	Unknown — not stated by the source	23.3 cm (9.17")
Height (imperial)Known for one	Unknown — not stated by the source	3.84 cm (1.51")
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Infrared data port	No	No
Power supply type	AC/DC	AC/DC
Supplied AC adapter type	AC	AC
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Power requirementsKnown for one	100 - 240V	Unknown — not stated by the source

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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