Product comparison · 2 laptops

Lenovo Essential B40-70 Intel® Core™ i3 i3-4005U Laptop vs Lenovo IdeaPad E10-30 Intel® Celeron® N2815 Netbook

131specifications compared
51differ
80identical
41known for one product only

Key differences

Product type
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:Laptop
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:Netbook
Display diagonal
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:35.6 cm (14")
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:25.6 cm (10.1")
Processor family
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:Intel® Celeron®
Processor model
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:N2815
Processor threads
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:4
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:2
Processor frequency
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:1.86 GHz
Processor cache
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:3 MB
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:1 MB
Processor cache type
- Essential B40-70 Intel® Core™ i3 i3-4005U Laptop:Smart Cache
- IdeaPad E10-30 Intel® Celeron® N2815 Netbook:L2

Side by side

Differences highlightedShow differences only

Comparison of B40-70, E10-30
172 specifications	A Lenovo Essential B40-70 Intel® Core™ i3 i3-4005U Laptop Model B40-70 View product	B Lenovo IdeaPad E10-30 Intel® Celeron® N2815 Netbook Model E10-30 View product
Design1 differ
Product typeDiffers	Laptop	Netbook
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioningKnown for one	Business	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	35.6 cm (14")	25.6 cm (10.1")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Celeron®
Processor generationKnown for one	4th gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-4005U	N2815
Processor cores	2	2
Processor threadsDiffers	4	2
Processor frequencyDiffers	1.7 GHz	1.86 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB Parity	No	No
Thermal Design Power (TDP)Differs	15 W	7.5 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	10	4
PCI Express configurationsKnown for one	4x1, 1x4	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.13 GHz
SteppingKnown for one	Unknown — not stated by the source	B3
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory4 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedDiffers	1600 MHz	1333 MHz
Memory form factorDiffers	SO-DIMM	On-board
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	4 GB
Maximum internal memory (64-bit)Known for one	16 GB	Unknown — not stated by the source
Storage4 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
HDD interfaceDiffers	SATA	SATA II
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD size	2.5"	2.5"
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD	MMC, SD
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	313 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	756 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	756 MHz
Audioidentical
Audio systemKnown for one	HD	Unknown — not stated by the source
Number of built-in speakers	2	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Bluetooth	Yes	Yes
Ports & interfaces2 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	1	0
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
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 connectorsKnown for one	2	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	FreeDOS	FreeDOS
Processor special features15 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
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	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	1.00	0.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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	Yes	No
Intel® Active Management Technology (Intel® AMT)	No	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Rapid Start Technology	No	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	No	No
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)Known for one	VT-x	Unknown — not stated by the source
Processor ARK IDDiffers	75105	79051
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
UARTKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Processor codeKnown for one	Unknown — not stated by the source	SR1SJ
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	3
Battery life (max)Differs	6 h	2.5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	45 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 protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS, User	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.15 kg	1.1 kg
WidthDiffers	340 mm	268 mm
DepthDiffers	247 mm	168 mm
HeightDiffers	24.5 mm	25.4 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	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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