Product comparison · 2 laptops

Dell XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook vs NEC LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U

133specifications compared
70differ
63identical
103known for one product only

Key differences

Product type
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:Ultrabook
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:Laptop
Form factor
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:Convertible (Detachable)
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:Clamshell
Display diagonal
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:31.8 cm (12.5")
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:39.6 cm (15.6")
Display resolution
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:3840 x 2160 pixels
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:1366 x 768 pixels
Touchscreen
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:Yes
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:No
Processor family
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:Intel® Core™ m5
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:Intel® Celeron®
Processor model
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:m5-6Y54
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:2957U
Processor threads
- XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook:4
- LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U:2

Side by side

Differences highlightedShow differences only

Comparison of 9250, PC-LS150TSB
236 specifications	A Dell XPS 12 9250 Intel® Core™ m5 m5-6Y54 Ultrabook Model 9250 View product	B NEC LaVie S PC-LS150TSB laptop Intel® Celeron® 2957U Model PC-LS150TSB View product
Design2 differ
Product typeDiffers	Ultrabook	Laptop
Product colour	Black	Black
Form factorDiffers	Convertible (Detachable)	Clamshell
Housing materialKnown for one	Magnesium	Unknown — not stated by the source
Market positioningKnown for one	Business	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	31.8 cm (12.5")	39.6 cm (15.6")
Display resolutionDiffers	3840 x 2160 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
HD typeKnown for one	4K Ultra HD	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Panel typeKnown for one	IGZO	Unknown — not stated by the source
Display number of colours	16.78 million colours	16.78 million colours
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	400 cd/m²	Unknown — not stated by the source
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ m5	Intel® Celeron®
Processor generationKnown for one	6th gen Intel® Core™ m5	Unknown — not stated by the source
Processor modelDiffers	m5-6Y54	2957U
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	2.7 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.1 GHz	1.4 GHz
Processor cacheDiffers	4 MB	2 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1515	BGA 1168
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Core m5-6Y Series	Intel Celeron Processor 2000 Series for Mobile
Processor codenameDiffers	Skylake	Haswell
Bus typeDiffers	OPI	DMI2
FSB Parity	No	No
SteppingDiffers	D1	D0
Thermal Design Power (TDP)Differs	4.5 W	15 W
Configurable TDP-upKnown for one	7 W	Unknown — not stated by the source
Configurable TDP-downKnown for one	3.5 W	Unknown — not stated by the source
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	10	10
PCI Express configurationsDiffers	1x2+2x1, 2x2, 1x4, 4x1	4x1, 1x4
PCI Express slots versionDiffers	3.0	2.0
ECC supported by processor	No	No
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory5 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR3L-SDRAM
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Memory form factorDiffers	On-board	SO-DIMM
Memory layout (slots x size)Known for one	1 x 8 GB	Unknown — not stated by the source
Memory slotsDiffers	1x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	256 GB	750 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Optical drive typeDiffers	No	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	750 GB
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
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 515	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	300 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	900 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	12.0	Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one	4.4	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x191E	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Maximum resolutionKnown for one	Unknown — not stated by the source	1920 x 1080 pixels
Audio1 differ
Number of built-in speakersDiffers	1	2
Speaker powerKnown for one	Unknown — not stated by the source	1.5 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	5 MP	Unknown — not stated by the source
Front camera resolutionKnown for one	2592 x 1944 pixels	Unknown — not stated by the source
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Rear cameraKnown for one	Yes	Unknown — not stated by the source
Rear camera resolution (numeric)Known for one	8 MP	Unknown — not stated by the source
Network3 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	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 & interfaces6 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt 3 ports quantityKnown for one	2	Unknown — not stated by the source
Thunderbolt™ 3 TechnologyKnown for one	Yes	Unknown — not stated by the source
Micro HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Mini VGA ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Line-inKnown for one	No	Unknown — not stated by the source
Microphone inDiffers	No	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
TV-outKnown for one	No	Unknown — not stated by the source
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	2	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	2
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	2
Keyboard1 differ
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	No	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 10 Home	Windows 8.1
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Unknown — not stated by the source	Office Home & Business Premium
Processor special features20 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
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 AccessDiffers	Yes	No
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionDiffers	1.00	0.00
Intel Smart Response Technology versionDiffers	1.00	0.00
Intel Software Guard Extensions (Intel SGX)Known for one	Yes	Unknown — not stated by the source
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	1.00	0.00
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)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
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)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® OS GuardDiffers	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	Yes	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	88202	78942
Processor codeDiffers	SR2EM	SR1DV
Processor package sizeDiffers	20 X 16.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2, AVX 2.0	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
UARTKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery capacityKnown for one	30 Wh	Unknown — not stated by the source
Battery technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Battery life (max)Known for one	Unknown — not stated by the source	7.9 h
Battery recharge timeKnown for one	Unknown — not stated by the source	2.8 h
Power1 differ
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltageDiffers	120 - 240 V	100 - 240 V
AC adapter output currentKnown for one	1.5 A	Unknown — not stated by the source
AC adapter output voltageKnown for one	20 V	Unknown — not stated by the source
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Noble	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 35 °C	5 - 35 °C
Storage temperature (T-T)Known for one	-40 - 65 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	10 - 90%	20 - 80%
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-15.2 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-15.2 - 10668 m	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	1.27 kg	2.5 kg
WidthDiffers	291 mm	385.6 mm
DepthDiffers	198 mm	258 mm
Height (front)Known for one	1.6 cm	Unknown — not stated by the source
Height (rear)Known for one	2.5 cm	Unknown — not stated by the source
Weight (tablet mode)Known for one	790 g	Unknown — not stated by the source
Width (tablet mode)Known for one	29.1 cm	Unknown — not stated by the source
Depth (tablet mode)Known for one	19.3 cm	Unknown — not stated by the source
Height (tablet mode)Known for one	8 mm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	22.6 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Power adapter widthKnown for one	Unknown — not stated by the source	10.8 cm
Power adapter depthKnown for one	Unknown — not stated by the source	4.65 cm
Power adapter heightKnown for one	Unknown — not stated by the source	2.95 cm
Power adapter weightKnown for one	Unknown — not stated by the source	240 g
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® HM87
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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