Product comparison · 2 laptops

Lenovo Essential G40 Intel® Celeron® 2957U Laptop vs Samsung NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U

130specifications compared
37differ
93identical
47known for one product only

Key differences

Product colour
- Essential G40 Intel® Celeron® 2957U Laptop:Black
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:White
Display diagonal
- Essential G40 Intel® Celeron® 2957U Laptop:35.6 cm (14")
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:39.6 cm (15.6")
Processor family
- Essential G40 Intel® Celeron® 2957U Laptop:Intel® Celeron®
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:Intel® Core™ i3
Processor model
- Essential G40 Intel® Celeron® 2957U Laptop:2957U
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:i3-4005U
Processor threads
- Essential G40 Intel® Celeron® 2957U Laptop:2
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:4
Processor frequency
- Essential G40 Intel® Celeron® 2957U Laptop:1.4 GHz
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:1.7 GHz
Processor cache
- Essential G40 Intel® Celeron® 2957U Laptop:2 MB
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:3 MB
Bus type
- Essential G40 Intel® Celeron® 2957U Laptop:DMI2
- NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U:DMI

Side by side

Differences highlightedShow differences only

Comparison of G40, NT270E5J-K41W
177 specifications	A Lenovo Essential G40 Intel® Celeron® 2957U Laptop Model G40 View product	B Samsung NT270E5J-K41W laptop Intel® Core™ i3 i3-4005U Model NT270E5J-K41W View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	White
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Dual-screenKnown for one	No	Unknown — not stated by the source
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i3
Processor modelDiffers	2957U	i3-4005U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	1.4 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	2 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1168	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor 2000 Series for Mobile	Intel® Core™ i3-4000 Mobile Series
Processor codename	Haswell	Haswell
Bus typeDiffers	DMI2	DMI
FSB Parity	No	No
SteppingKnown for one	D0	Unknown — not stated by the source
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	10	10
PCI Express configurations	4x1, 1x4	4x1, 1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i3
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	Unknown — not stated by the source	1x SO-DIMM
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
Optical drive typeDiffers	DVD±RW	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	SD, SDHC, SDXC
HDD interfaceKnown for one	Unknown — not stated by the source	SATA II
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4400
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	950 MHz
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Audio1 differ
Audio systemDiffers	Dolby Advanced Audio v2	SoundAlive
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	3 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera	Yes	Yes
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Yes	Unknown — not stated by the source
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectors	2	2
Number of SATA III connectors	2	2
Docking connectorKnown for one	Unknown — not stated by the source	No
Keyboard1 differ
Numeric keypadDiffers	No	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8.1
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security, Microsoft Office
Bundled softwareKnown for one	Unknown — not stated by the source	Recovery, SideSync, HomeSync Lite, Settings, Support Center, SW Update
Processor special features12 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	Yes	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology versionDiffers	0.00	1.00
Intel ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	0.00	0.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Smart Response Technology version	0.00	0.00
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® High Definition Audio (Intel® HD Audio)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS GuardKnown for one	No	Unknown — not stated by the source
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	78942	75105
Processor codeKnown for one	SR1DV	Unknown — not stated by the source
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
UART	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery1 differ
Number of battery cellsDiffers	4	6
Battery life (max)Known for one	4 h	Unknown — not stated by the source
Battery capacityKnown for one	Unknown — not stated by the source	48 Wh
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	5 - 43 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	8 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 2438 m	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.1 kg	2.2 kg
WidthDiffers	349 mm	376 mm
DepthDiffers	245 mm	248 mm
HeightKnown for one	24.8 mm	Unknown — not stated by the source
Height (front)Known for one	Unknown — not stated by the source	2.52 cm
Height (rear)Known for one	Unknown — not stated by the source	3.18 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Bag includedKnown for one	Unknown — not stated by the source	Yes
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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