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
Product colour	Black	Black
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")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
HD type	Full HD	Full HD
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
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 manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	6th gen Intel® Core™ i7	6th gen Intel® Core™ i7
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 cache type	Smart Cache	Smart Cache
Processor socketDiffers	LGA 1356 (Socket B2)	BGA 1440
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-6500 Mobile series	Intel Core i7-6800 Mobile Series
Processor codename	Skylake	Skylake
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
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x4, 4x1	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memory6 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	1600 MHz	2133 MHz
Memory form factor	SO-DIMM	SO-DIMM
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
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	512 GB	256 GB
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
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 family	Intel® HD Graphics	Intel® HD Graphics
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 dynamic frequency (max)	1050 MHz	1050 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
On-board graphics card IDDiffers	1916	0x191B
Number of discrete graphics cards installed	1	1
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
Number of built-in speakers	2	2
Speaker powerDiffers	1.5 W	2 W
Built-in microphone	Yes	Yes
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	Yes	Yes
Front camera resolution	1280 x 720 pixels	1280 x 720 pixels
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Network3 differ
Wi-Fi	Yes	Yes
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	Yes	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
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
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
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputsKnown for one	1	Unknown — not stated by the source
Combo headphone/mic port	Yes	Yes
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 Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
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
Keyboard backlit	Yes	Yes
Numeric keypadDiffers	No	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
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® 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 lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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 Enhanced Halt State	Yes	Yes
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 Flex Memory Access	Yes	Yes
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI version	1.00	1.00
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	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® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
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® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	88194	88969
Processor codeDiffers	SR2EZ	SR2FL
Processor package sizeDiffers	42 X 24 mm	42 x 28 mm
Supported instruction sets	SSE4.1, SSE4.2, AVX 2.0	SSE4.1, SSE4.2, AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Battery3 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
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
AC adapter included	Yes	Yes
Stylus penKnown for one	Yes	Unknown — not stated by the source
Manual	Yes	Yes
Power cord included	Yes	Yes
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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