Product comparison · 2 laptops

Lenovo U31 Intel® Core™ i3 i3-5005U Laptop vs Lenovo IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop

133specifications compared
57differ
76identical
38known for one product only

Key differences

Product colour
- U31 Intel® Core™ i3 i3-5005U Laptop:Black, Red
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:Black
Display diagonal
- U31 Intel® Core™ i3 i3-5005U Laptop:33.8 cm (13.3")
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:43.9 cm (17.3")
Processor family
- U31 Intel® Core™ i3 i3-5005U Laptop:Intel® Core™ i3
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:Intel® Core™ i7
Processor generation
- U31 Intel® Core™ i3 i3-5005U Laptop:5th gen Intel® Core™ i3
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:6th gen Intel® Core™ i7
Processor model
- U31 Intel® Core™ i3 i3-5005U Laptop:i3-5005U
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:i7-6700HQ
Processor cores
- U31 Intel® Core™ i3 i3-5005U Laptop:2
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:4
Processor threads
- U31 Intel® Core™ i3 i3-5005U Laptop:4
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:8
Processor frequency
- U31 Intel® Core™ i3 i3-5005U Laptop:2 GHz
- IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop:2.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of U31, Y900-17ISK
171 specifications	A Lenovo U31 Intel® Core™ i3 i3-5005U Laptop Model U31 View product	B Lenovo IdeaPad Y900-17ISK Intel® Core™ i7 i7-6700HQ Laptop Model Y900-17ISK View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black, Red	Black
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Aluminium
Market positioningKnown for one	Unknown — not stated by the source	Gaming
Display1 differ
Display diagonalDiffers	33.8 cm (13.3")	43.9 cm (17.3")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Contrast ratio (typical)Known for one	700:1	Unknown — not stated by the source
Processor20 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i3	6th gen Intel® Core™ i7
Processor modelDiffers	i3-5005U	i7-6700HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.5 GHz
Processor frequencyDiffers	2 GHz	2.6 GHz
System bus rateDiffers	5 GT/s	8 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1168	BGA 1440
Processor lithography	14 nm	14 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core i3-5000 Mobile series	Intel Core i7-6700 Mobile series
Processor codenameDiffers	Broadwell	Skylake
Bus typeDiffers	DMI2	DMI3
SteppingDiffers	F0	R0
Thermal Design Power (TDP)Differs	15 W	45 W
Configurable TDP-downDiffers	10 W	35 W
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4, 4x1	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
Memory5 differ
Internal memoryDiffers	8 GB	16 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	1600 MHz	2133 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory slotsDiffers	1x SO-DIMM	4x SO-DIMM
Maximum internal memoryDiffers	8 GB	64 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	64 GB
Storage3 differ
Total storage capacityDiffers	500 GB	1.12 TB
Storage mediaDiffers	HDD	HDD+SSD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	1 TB
HDD size	2.5"	2.5"
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
HDD interfaceKnown for one	SATA III	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Graphics8 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® GTX 980M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	4 GB
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 5500	Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers	16 GB	1.7 GB
On-board graphics card base frequencyDiffers	300 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	850 MHz	1050 MHz
On-board graphics card DirectX versionDiffers	11.2	12.0
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
On-board graphics card IDDiffers	0x1616	0x191B
Audio1 differ
Number of built-in speakers	2	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	JBL
Speaker powerDiffers	1.5 W	2 W
Built-in subwooferKnown for one	Unknown — not stated by the source	Yes
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Front camera signal formatKnown for one	720p	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ports & interfaces2 differ
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantityDiffers	0	1
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Combo headphone/mic port	Yes	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Docking connectorKnown for one	No	Unknown — not stated by the source
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	No	Yes
Windows keys	Yes	Yes
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Home	Windows 10 Home
Operating system architecture	64-bit	64-bit
Processor special features6 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 Enhanced Halt State	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
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)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
Intel TSX-NI	No	No
Intel TSX-NI versionDiffers	0.00	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® 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)Known for one	Unknown — not stated by the source	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 Response Technology	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	84695	88967
Processor codeDiffers	SR27G	SR2FQ
Processor package sizeDiffers	40 x 24x 1.3 mm	42 x 28 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	SSE4.1, SSE4.2, AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Battery3 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	2	6
Battery capacityDiffers	35 Wh	90 Wh
Battery life (max)Differs	7 h	5 h
Power1 differ
AC adapter powerDiffers	45 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 jack	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	1.56 kg	4.6 kg
WidthDiffers	323 mm	425 mm
DepthDiffers	230 mm	315 mm
HeightDiffers	19.3 mm	36 mm
Optical driveidentical
LightScribeKnown for one	No	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	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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