Product comparison · 2 laptops

Lenovo IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop vs Lenovo IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop

155specifications compared
41differ
114identical
24known for one product only

Key differences

Product colour
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:Black
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:Graphite
Display diagonal
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:39.6 cm (15.6")
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:35.6 cm (14")
Display diagonal (metric)
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:39.6 cm
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:35.6 cm
Processor family
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:Intel® Core™ i5
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:Intel® Core™ i3
Processor generation
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:3rd gen Intel® Core™ i5
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:2nd gen Intel® Core™ i3
Processor model
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:i5-3210M
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:i3-2365M
Processor frequency
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:2.5 GHz
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:1.4 GHz
Processor lithography
- IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop:22 nm
- IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop:32 nm

Side by side

Differences highlightedShow differences only

Comparison of N581, S400
179 specifications	A Lenovo IdeaPad N581 Intel® Core™ i5 i5-3210M Laptop Model N581 View product	B Lenovo IdeaPad S400 Intel® Core™ i3 i3-2365M Laptop Model S400 View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Graphite
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Metal
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	35.6 cm (14")
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
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Display diagonal (metric)Differs	39.6 cm	35.6 cm
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i3
Processor generationDiffers	3rd gen Intel® Core™ i5	2nd gen Intel® Core™ i3
Processor modelDiffers	i5-3210M	i3-2365M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	3.1 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.5 GHz	1.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithographyDiffers	22 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-3200 Mobile series	Intel Core i3-2300 Mobile Series
Processor codenameDiffers	Ivy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	L1	J1
Thermal Design Power (TDP)Differs	35 W	17 W
TjunctionDiffers	105 °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 versionDiffers	3.0	2.0
CPU multiplier (bus/core ratio)Differs	25	14
ECC supported by processor	No	No
Memory3 differ
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
Memory layout (slots x size)	1 x 4 GB	1 x 4 GB
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Memory slots (available)Differs	1	0
Maximum internal memoryDiffers	8 GB	4 GB
Storage1 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD	MMC, SD
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Graphics3 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 modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 3000
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
On-board graphics card IDKnown for one	0x166	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
Built-in subwoofer	No	No
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	Dolby Advanced Audio v2
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	4 W
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network4 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Fast Ethernet
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	No	No
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Networking standardsDiffers	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces2 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
eSATA/USB 2.0 ports quantity	0	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 quantity	1	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantity	0	0
Mini VGA ports quantity	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
PS/2 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Headphone outputsKnown for one	Unknown — not stated by the source	0
Performanceidentical
Motherboard chipsetKnown for one	Intel HM76 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Keyboard backlit	No	No
Numeric keypadDiffers	Yes	No
Windows keys	Yes	Yes
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Keyboard languageKnown for one	Unknown — not stated by the source	German
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 7 Home Premium
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
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 lithographyDiffers	22 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 Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
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)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
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® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	65708	70272
Processor codeDiffers	SR0N0	SR0U3
Processor package size	31.0 x 24.0 (BGA1023)	31.0 x 24.0 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	Yes	No
Batteryidentical
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacityKnown for one	4400 mAh	Unknown — not stated by the source
Battery life (max)	5 h	5 h
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	40 W
Securityidentical
Cable lock slot	No	No
Fingerprint reader	No	No
Weight & dimensions4 differ
WeightDiffers	2.6 kg	1.8 kg
WidthDiffers	375 mm	336.6 mm
DepthDiffers	245 mm	241.2 mm
HeightDiffers	34.3 mm	21.9 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Remote control included	No	No
Other featuresidentical
Infrared data port	No	No
3D	No	No
Internal modemKnown 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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