Product comparison · 2 laptops

Lenovo Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop vs Lenovo Erazer N40-30-NTH Intel® Pentium® N3540 Laptop

110specifications compared
33differ
77identical
42known for one product only

Key differences

Processor family
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:Intel® Pentium®
Processor model
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:N3540
Processor cores
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:2
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:4
Processor frequency
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:2.16 GHz
Processor cache
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:3 MB
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:2 MB
Processor cache type
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:Smart Cache
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:L2
Processor socket
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:BGA 1168
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:BGA 1170
Processor operating modes
- Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop:64-bit
- Erazer N40-30-NTH Intel® Pentium® N3540 Laptop:32-bit, 64-bit

Side by side

Differences highlightedShow differences only

Comparison of G40-70M-ITH, N40-30-NTH
152 specifications	A Lenovo Essential G40-70M-ITH Intel® Core™ i3 i3-4005U Laptop Model G40-70M-ITH View product	B Lenovo Erazer N40-30-NTH Intel® Pentium® N3540 Laptop Model N40-30-NTH View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolutionKnown for one	1366 x 768 pixels	Unknown — not stated by the source
Touchscreen	No	No
LED backlight	Yes	Yes
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Pentium®
Processor generationKnown for one	4th gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-4005U	N3540
Processor coresDiffers	2	4
Processor threads	4	4
Processor frequencyDiffers	1.7 GHz	2.16 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	2 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® Pentium N3000 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
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	4
PCI Express configurationsDiffers	4x1, 1x4	1x4
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	2.66 GHz
SteppingKnown for one	Unknown — not stated by the source	C0
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storageidentical
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	MMC, SD	Unknown — not stated by the source
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 820M	NVIDIA® GeForce® GT 820M
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
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	896 MHz
On-board graphics card DirectX versionDiffers	12	11.2
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Number of discrete graphics cards installed	1	1
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	896 MHz
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Audioidentical
Built-in microphone	Yes	Yes
Dolby technologiesKnown for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)	0.3 MP	0.3 MP
Optical driveidentical
LightScribe	No	No
Networkidentical
Wi-Fi	Yes	Yes
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
Bluetooth	No	No
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
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
Headphone outputsKnown for one	1	Unknown — not stated by the source
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
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
Keyboard1 differ
Pointing deviceDiffers	Clickpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 8
Operating system architecture	64-bit	64-bit
Processor special features11 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 versionKnown for one	1.00	Unknown — not stated by the source
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
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® 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)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Processor ARK IDDiffers	75105	82105
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	SR1YW
Poweridentical
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	383.8 mm	Unknown — not stated by the source
DepthKnown for one	264.2 mm	Unknown — not stated by the source
HeightKnown for one	24.8 mm	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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