Product comparison · 2 laptops

Acer Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop vs Acer Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1)

129specifications compared
58differ
71identical
40known for one product only

Key differences

Product type
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:Laptop
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):Hybrid (2-in-1)
Product colour
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:Black
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):Black, Grey
Form factor
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:Clamshell
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):Convertible (Detachable)
Display diagonal
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:53.3 cm (21")
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):30.5 cm (12")
Display resolution
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:1920 x 1080 pixels
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):2160 x 1440 pixels
Touchscreen
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:No
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):Yes
HD type
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:Full HD
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):Quad HD
Native aspect ratio
- Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop:16:9
- Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1):3:2

Side by side

Differences highlightedShow differences only

Comparison of GX21-71-79UY, SA5-271P-35US
169 specifications	A Acer Predator 21 X GX21-71-79UY Intel® Core™ i7 i7-7820HK Laptop Model GX21-71-79UY View product	B Acer Switch Alpha 12 SA5-271P-35US Intel® Core™ i3 i3-6006U Hybrid (2-in-1) Model SA5-271P-35US View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black	Black, Grey
Form factorDiffers	Clamshell	Convertible (Detachable)
Market positioningKnown for one	Gaming	Unknown — not stated by the source
Display5 differ
Display diagonalDiffers	53.3 cm (21")	30.5 cm (12")
Display resolutionDiffers	1920 x 1080 pixels	2160 x 1440 pixels
TouchscreenDiffers	No	Yes
HD typeDiffers	Full HD	Quad HD
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	3:2
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	7th gen Intel® Core™ i7	6th gen Intel® Core™ i3
Processor modelDiffers	i7-7820HK	i3-6006U
Processor coresDiffers	4	2
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	3.9 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.9 GHz	2 GHz
System bus rateDiffers	8 GT/s	4 GT/s
Processor cacheDiffers	8 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-7800 Mobile Series	Intel Core i3-6000 Mobile Processor Series
Processor codenameDiffers	Kaby Lake	Skylake
Bus typeDiffers	DMI3	OPI
Thermal Design Power (TDP)Differs	45 W	15 W
Configurable TDP-downKnown for one	35 W	Unknown — not stated by the source
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 1x8, 2x4, 2x8	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Processor socketKnown for one	Unknown — not stated by the source	BGA 1356
SteppingKnown for one	Unknown — not stated by the source	D1
Memory2 differ
Internal memoryDiffers	64 GB	8 GB
Internal memory typeDiffers	DDR4-SDRAM	LPDDR3-SDRAM
Memory slotsKnown for one	4x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	64 GB	Unknown — not stated by the source
Storage6 differ
Total storage capacityDiffers	2 TB	256 GB
Storage mediaDiffers	HDD+SSD	SSD
Number of HDDs installedDiffers	1	0
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Number of SSDs installedDiffers	2	1
SSD capacityDiffers	512 GB	256 GB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MicroSD (TransFlash), MicroSDXC
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 1080 SLI	Not available
Discrete graphics card memoryKnown for one	16 GB	Unknown — not stated by the source
Discrete graphics memory typeKnown for one	GDDR5X	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 630	Intel® HD Graphics 520
Maximum on-board graphics card memoryDiffers	64 GB	32 GB
On-board graphics card base frequencyDiffers	350 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	900 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	0x591B	1916
Audioidentical
Number of built-in speakersKnown for one	4	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	2 MP
Swivel webcamKnown for one	Unknown — not stated by the source	Yes
Auto focusKnown for one	Unknown — not stated by the source	Yes
Rear cameraKnown for one	Unknown — not stated by the source	Yes
Rear camera resolution (numeric)Known for one	Unknown — not stated by the source	5 MP
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces5 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	1	1
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 quantity	0	0
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantityDiffers	1	0
DisplayPorts quantityDiffers	1	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Thunderbolt 3 ports quantity	0	0
Combo headphone/mic port	Yes	Yes
Docking connectorDiffers	No	Yes
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	Yes	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 10 Home	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features5 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 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 Enhanced Halt State	Yes	Yes
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 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	Yes	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)	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® 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 CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	97464	91157
Processor package sizeDiffers	42 x 28 mm	42 x 24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SSSR2UW
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	8	2
Battery capacityDiffers	88 Wh	4870 mAh
Battery life (max)Known for one	Unknown — not stated by the source	8 h
Power1 differ
AC adapter powerDiffers	330 W	45 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Weight & dimensions4 differ
WeightDiffers	8.5 kg	1.25 kg
WidthDiffers	568 mm	292.1 mm
DepthDiffers	314.5 mm	201.4 mm
HeightDiffers	83.3 mm	15.9 mm
Height (front)Known for one	6.88 cm	Unknown — not stated by the source
Height (rear)Known for one	8.32 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
Performanceidentical
AccelerometerKnown for one	Unknown — not stated by the source	Yes
Ambient light sensorKnown for one	Unknown — not stated by the source	Yes
Electronic compassKnown for one	Unknown — not stated by the source	Yes
GyroscopeKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No

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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