Product comparison · 2 laptops

Acer Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1) vs Lenovo ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation

135specifications compared
57differ
78identical
58known for one product only

Key differences

Product type
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):Hybrid (2-in-1)
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:Mobile workstation
Product colour
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):Black, Grey
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:Black
Form factor
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):Convertible (Detachable)
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:Clamshell
Display diagonal
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):30.5 cm (12")
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:39.6 cm (15.6")
Display resolution
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):2160 x 1440 pixels
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:3840 x 2160 pixels
Touchscreen
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):Yes
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:No
HD type
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):Quad HD
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:4K Ultra HD
Native aspect ratio
- Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1):3:2
- ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation:16:9

Side by side

Differences highlightedShow differences only

Comparison of SA5-271P-528D, P51s
193 specifications	A Acer Switch Alpha 12 SA5-271P-528D Intel® Core™ i5 i5-6200U Hybrid (2-in-1) Model SA5-271P-528D View product	B Lenovo ThinkPad P51s Intel® Core™ i7 i7-7600U Mobile workstation Model P51s View product
Design3 differ
Product typeDiffers	Hybrid (2-in-1)	Mobile workstation
Product colourDiffers	Black, Grey	Black
Form factorDiffers	Convertible (Detachable)	Clamshell
Housing materialKnown for one	Unknown — not stated by the source	Glass fibre, Plastic
Market positioningKnown for one	Unknown — not stated by the source	High performance
Display5 differ
Display diagonalDiffers	30.5 cm (12")	39.6 cm (15.6")
Display resolutionDiffers	2160 x 1440 pixels	3840 x 2160 pixels
TouchscreenDiffers	Yes	No
HD typeDiffers	Quad HD	4K Ultra HD
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratioDiffers	3:2	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	6th gen Intel® Core™ i5	7th gen Intel® Core™ i7
Processor modelDiffers	i5-6200U	i7-7600U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.8 GHz	3.9 GHz
Processor frequencyDiffers	2.3 GHz	2.8 GHz
System bus rate	4 GT/s	4 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	LGA 1356 (Socket B2)	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-6200 series	Intel Core i7-7600 Mobile Series
Processor codenameDiffers	Skylake	Kaby Lake
Bus typeDiffers	QPI	OPI
SteppingDiffers	D1	H0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-up frequencyDiffers	2.4 GHz	2.9 GHz
Configurable TDP-up	25 W	25 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	1x4, 4x1	1x2, 1x4, 2x2, 2x1, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	8 GB	16 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR4-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	2133 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	32 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	32 GB
Storage3 differ
Total storage capacityDiffers	256 GB	1 TB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	256 GB	1 TB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MicroSD (TransFlash), MicroSDXC	MMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one	0	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Graphics6 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® Quadro® M520
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 520	Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers	1.74 GB	32 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1150 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	0x5916
Audioidentical
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC3268
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	2 MP	Unknown — not stated by the source
Auto focusKnown for one	Yes	Unknown — not stated by the source
Rear cameraKnown for one	Yes	Unknown — not stated by the source
Rear camera resolution (numeric)Known for one	5 MP	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network3 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
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 LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	4.0	4.1
Ports & interfaces5 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	1	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers	0	1
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4b
DisplayPorts quantity	0	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Thunderbolt 3 ports quantity	0	0
Headphone outputsKnown for one	Unknown — not stated by the source	0
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	Unknown — not stated by the source	No
Docking connector	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
Keyboard2 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	No	Yes
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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 Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI version	1.00	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
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® 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® Smart Cache	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	88193	97466
Processor codeDiffers	SR2EY	SR33Z
Processor package size	42 X 24 mm	42 x 24 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2, AVX 2.0	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers	2	4+6
Battery life (max)Differs	8 h	26.8 h
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Battery capacityKnown for one	4870 mAh	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	45 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Fingerprint readerDiffers	No	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	1.25 kg	2.18 kg
WidthDiffers	292.1 mm	365.8 mm
DepthDiffers	201.4 mm	252.8 mm
Height (front)Known for one	Unknown — not stated by the source	2 cm
Height (rear)Known for one	Unknown — not stated by the source	2.02 cm
HeightKnown for one	15.9 mm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
Performanceidentical
AccelerometerKnown for one	Yes	Unknown — not stated by the source
Ambient light sensorKnown for one	Yes	Unknown — not stated by the source
Electronic compassKnown for one	Yes	Unknown — not stated by the source
GyroscopeKnown 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	Home office, Small Business	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.

More laptop comparisons

All laptop comparisons