Product comparison · 2 laptops

Lenovo P40 Yoga DOS US vs Lenovo IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop

145specifications compared
56differ
89identical
57known for one product only

Key differences

Product type
- P40 Yoga DOS US:Ultrabook
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:Laptop
Form factor
- P40 Yoga DOS US:Convertible (Folder)
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:Clamshell
Housing material
- P40 Yoga DOS US:Carbon fibre
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:Aluminium
Display diagonal
- P40 Yoga DOS US:35.6 cm (14")
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:43.9 cm (17.3")
Touchscreen
- P40 Yoga DOS US:Yes
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:No
Processor model
- P40 Yoga DOS US:i7-6500U
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:i7-6820HK
Processor cores
- P40 Yoga DOS US:2
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:4
Processor threads
- P40 Yoga DOS US:4
- IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop:8

Side by side

Differences highlightedShow differences only

Comparison of P40 Yoga DOS US, Y900
202 specifications	A Lenovo P40 Yoga DOS US View product	B Lenovo IdeaPad Y900 Intel® Core™ i7 i7-6820HK Laptop Model Y900 View product
Design3 differ
Product typeDiffers	Ultrabook	Laptop
Form factorDiffers	Convertible (Folder)	Clamshell
Housing materialDiffers	Carbon fibre	Aluminium
Market positioningKnown for one	Unknown — not stated by the source	Gaming
Display2 differ
Display diagonalDiffers	35.6 cm (14")	43.9 cm (17.3")
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Display brightnessKnown for one	220 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	700:1	Unknown — not stated by the source
Processor15 differ
Processor modelDiffers	i7-6500U	i7-6820HK
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.1 GHz	3.6 GHz
Processor frequencyDiffers	2.5 GHz	2.7 GHz
System bus rateDiffers	4 GT/s	8 GT/s
Processor cacheDiffers	4 MB	8 MB
Processor socketDiffers	LGA 1356 (Socket B2)	BGA 1440
Processor seriesDiffers	Intel Core i7-6500 Mobile series	Intel Core i7-6800 Mobile Series
Bus typeDiffers	OPI	DMI3
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingDiffers	D1	R0
Thermal Design Power (TDP)Differs	15 W	45 W
Configurable TDP-up frequencyKnown for one	2.6 GHz	Unknown — not stated by the source
Configurable TDP-upKnown for one	25 W	Unknown — not stated by the source
Configurable TDP-downDiffers	7.5 W	35 W
Configurable TDP-down frequencyKnown for one	0.8 GHz	Unknown — not stated by the source
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 4x1	1x16, 2x8, 1x8+2x4
Memory6 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	1600 MHz	2133 MHz
Memory layout (slots x size)Known for one	1 x 16 GB	Unknown — not stated by the source
Memory slotsDiffers	1x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	16 GB	64 GB
Maximum internal memory (64-bit)Differs	16 GB	64 GB
Storage2 differ
Total storage capacityDiffers	512 GB	256 GB
SSD capacityDiffers	512 GB	256 GB
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics6 differ
Discrete graphics card modelDiffers	NVIDIA® Quadro® M500M	NVIDIA® GeForce® GTX 980M
Discrete graphics card memoryDiffers	2 GB	4 GB
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 520	Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers	1.74 GB	1.7 GB
On-board graphics card base frequencyDiffers	300 MHz	350 MHz
On-board graphics card IDDiffers	1916	0x191B
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Audio1 differ
Audio systemKnown for one	HD	Unknown — not stated by the source
Speaker powerDiffers	1.5 W	2 W
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Built-in subwooferKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Network3 differ
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Bluetooth versionDiffers	4.1	4.0
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	0	1
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantityDiffers	0	1
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connectorKnown for one	Yes	Unknown — not stated by the source
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Motherboard chipsetKnown for one	Intel SoC	Unknown — not stated by the source
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypadDiffers	No	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageKnown for one	US English	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	FreeDOS	Unknown — not stated by the source
Trial softwareKnown for one	Unknown — not stated by the source	McAfee LiveSafe, Microsoft Office 2013
Processor special features4 differ
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel TSX-NIDiffers	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® Built-in Visuals TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	88194	88969
Processor codeDiffers	SR2EZ	SR2FL
Processor package sizeDiffers	42 X 24 mm	42 x 28 mm
Battery3 differ
Number of battery cellsDiffers	3	6
Battery capacityDiffers	53 Wh	90 Wh
Battery life (max)Differs	8 h	5 h
Power1 differ
AC adapter powerDiffers	65 W	230 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)Known 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	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.8 kg	4.6 kg
WidthDiffers	338 mm	425 mm
DepthDiffers	236.3 mm	315 mm
HeightDiffers	19.9 mm	36 mm
Packaging contentidentical
Stylus penKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Professional	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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