Product comparison · 2 laptops

Samsung 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M vs Samsung 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M

136specifications compared
40differ
96identical
51known for one product only

Key differences

Display diagonal
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:35.6 cm (14")
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:33.8 cm (13.3")
Display brightness
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:300 cd/m²
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:400 cd/m²
Processor family
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:Intel® Core™ i3
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:Intel® Core™ i7
Processor generation
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:2nd gen Intel® Core™ i3
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:2nd gen Intel® Core™ i7
Processor model
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:i3-2350M
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:i7-2637M
Processor frequency
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:2.3 GHz
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:1.7 GHz
Processor cache
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:3 MB
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:4 MB
Processor cache type
- 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M:Smart Cache
- 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M:L3

Side by side

Differences highlightedShow differences only

Comparison of NP400B4B-A02DE, NP900X3A-B0DUS
187 specifications	A Samsung 4 NP400B4B-A02DE laptop Intel® Core™ i3 i3-2350M Model NP400B4B-A02DE View product	B Samsung 9 NP900X3A-B0DUS laptop Intel® Core™ i7 i7-2637M Model NP900X3A-B0DUS View product
Designidentical
Product typeKnown for one	Laptop	Unknown — not stated by the source
Market positioningKnown for one	Business	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	35.6 cm (14")	33.8 cm (13.3")
Display brightnessDiffers	300 cd/m²	400 cd/m²
Display number of coloursKnown for one	Unknown — not stated by the source	16.78 million colours
Processor12 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i7
Processor modelDiffers	i3-2350M	i7-2637M
Processor frequencyDiffers	2.3 GHz	1.7 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socketDiffers	Socket 988	BGA 1023
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i7-2600 Mobile Series
Thermal Design Power (TDP)Differs	35 W	17 W
TjunctionDiffers	85 °C	100 °C
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x8, 1x16, 2x4, 2x8
CPU multiplier (bus/core ratio)Differs	23	17
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.8 GHz
Memory1 differ
Internal memoryDiffers	4 GB	8 GB
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	500 GB	128 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA II	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	No
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC, xD	MicroSD (TransFlash)
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
Graphics2 differ
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1200 MHz
Maximum resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ports & interfaces3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
eSATA/USB 2.0 ports quantityDiffers	1	0
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
Combo headphone/mic portKnown for one	No	Unknown — not stated by the source
Docking connectorKnown for one	Yes	Unknown — not stated by the source
ExpressCard slotDiffers	Yes	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® HM65 Express	Unknown — not stated by the source
Keyboard2 differ
Pointing deviceDiffers	Touchpad + Pointing Stick	Touchpad
Keyboard number of keysDiffers	87	81
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Softwareidentical
Trial softwareKnown for one	Norton Internet Security	Unknown — not stated by the source
Bundled softwareKnown for one	Adobe Reader, Absolute Data Protection, AnyWeb, Battery Life Extender, Chargeable USB, CyberLink Media Solution, Cyberlink YouCam, Easy Content Share, Easy Display Manager, Easy File Share, Easy Network Manager, Easy Partition Manager, Easy SpeedUp Manager, FastBrowsing, Norton Online Backup, Phone	Unknown — not stated by the source
Processor special features6 differ
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	53438	54618
Processor codeKnown for one	SR0DN	Unknown — not stated by the source
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	31.0 x 24.0 (BGA1023)
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Battery capacityDiffers	48 Wh	6300 mAh
Battery voltageKnown for one	11.1 V	Unknown — not stated by the source
Battery life (max)Differs	4.4 h	7 h
Battery recharge timeKnown for one	2.1 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	60 W	40 W
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, User	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 45 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-32 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	30 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	50 - 95%	Unknown — not stated by the source
Operating shockKnown for one	122 G	Unknown — not stated by the source
Non-operating shockKnown for one	163 G	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	TCO	Unknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffers	EPEAT Gold, ENERGY STAR	EPEAT Gold
Weight & dimensions1 differ
WeightDiffers	2.27 kg	1.31 kg
WidthKnown for one	334.8 mm	Unknown — not stated by the source
DepthKnown for one	236 mm	Unknown — not stated by the source
Height (front)Known for one	3.01 cm	Unknown — not stated by the source
Height (rear)Known for one	3.49 cm	Unknown — not stated by the source
Width (imperial)Known for one	Unknown — not stated by the source	32.8 cm (12.9")
Depth (imperial)Known for one	Unknown — not stated by the source	22.6 cm (8.9")
Height (front) (imperial)Known for one	Unknown — not stated by the source	1.57 cm (0.62")
Height (rear) (imperial)Known for one	Unknown — not stated by the source	1.63 cm (0.64")
Packaging contentidentical
Cables includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown 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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