Product comparison · 2 laptops

Acer Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop vs ASUS ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ

139specifications compared
34differ
105identical
35known for one product only

Key differences

Display diagonal
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:53.3 cm (21")
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:39.6 cm (15.6")
Display resolution
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:2560 x 1080 pixels
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:1920 x 1080 pixels
HD type
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:WFHD
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:Full HD
Native aspect ratio
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:21:9
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:16:9
Processor model
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:i7-7820HK
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:i7-7700HQ
Processor boost frequency
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:3.9 GHz
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:3.8 GHz
Processor frequency
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:2.9 GHz
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:2.8 GHz
Processor cache
- Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop:8 MB
- ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ:6 MB

Side by side

Differences highlightedShow differences only

Comparison of GX21-71-74GK, GL502VS-WS71
174 specifications	A Acer Predator 21 X GX21-71-74GK Intel® Core™ i7 i7-7820HK Laptop Model GX21-71-74GK View product	B ASUS ROG Strix GL502VS-WS71 laptop Intel® Core™ i7 i7-7700HQ Model GL502VS-WS71 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Market positioning	Gaming	Gaming
Display4 differ
Display diagonalDiffers	53.3 cm (21")	39.6 cm (15.6")
Display resolutionDiffers	2560 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeDiffers	WFHD	Full HD
Panel typeKnown for one	IPS	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratioDiffers	21:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generation	7th gen Intel® Core™ i7	7th gen Intel® Core™ i7
Processor modelDiffers	i7-7820HK	i7-7700HQ
Processor cores	4	4
Processor threads	8	8
Processor boost frequencyDiffers	3.9 GHz	3.8 GHz
Processor frequencyDiffers	2.9 GHz	2.8 GHz
System bus rate	8 GT/s	8 GT/s
Processor cacheDiffers	8 MB	6 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 i7-7700 Mobile Series
Processor codename	Kaby Lake	Kaby Lake
Bus type	DMI3	DMI3
Thermal Design Power (TDP)	45 W	45 W
Configurable TDP-down	35 W	35 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 1x8, 2x4, 2x8	1x16, 1x8, 2x4, 2x8
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Memory3 differ
Internal memoryDiffers	64 GB	16 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	4 x 16 GB	Unknown — not stated by the source
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	64 GB	32 GB
Memory clock speedKnown for one	Unknown — not stated by the source	2133 MHz
Storage3 differ
Total storage capacityDiffers	2 TB	1.25 TB
Storage media	HDD+SSD	HDD+SSD
Number of HDDs installed	1	1
HDD capacity	1 TB	1 TB
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Number of SSDs installedKnown for one	2	Unknown — not stated by the source
SSD capacityDiffers	512 GB	256 GB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GTX 1080	NVIDIA® GeForce® GTX 1070
Discrete graphics card memoryDiffers	16 GB	8 GB
Discrete graphics memory typeKnown for one	GDDR5X	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card model	Intel® HD Graphics 630	Intel® HD Graphics 630
Maximum on-board graphics card memory	64 GB	64 GB
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)	1100 MHz	1100 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 ID	0x591B	0x591B
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Audioidentical
Number of built-in speakersKnown for one	4	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	SonicMaster
Cameraidentical
Front camera	Yes	Yes
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
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 versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces4 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	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) ports	1	1
HDMI ports quantity	1	1
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
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Thunderbolt 2 ports quantityKnown for one	Unknown — not stated by the source	0
Docking connectorKnown for one	Unknown — not stated by the source	No
Performance1 differ
Motherboard chipsetDiffers	Intel® CM238	Intel® HM175
Repairability indexKnown for one	Unknown — not stated by the source	5.2
Keyboardidentical
Pointing device	Touchpad	Touchpad
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypad	Yes	Yes
Full-size keyboard	Yes	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 10 Home	Windows 10 Home
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Processor special features3 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 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 Cache	Yes	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	97464	97185
Processor package size	42 x 28 mm	42 x 28 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
Battery2 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsDiffers	8	4
Battery capacityDiffers	88 Wh	62 Wh
Power1 differ
AC adapter powerDiffers	330 W	230 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
DC-in jack	Yes	Yes
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	9.23 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19.5 V
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Password protection typeDiffers	BIOS, HDD, Supervisor, User	BIOS, HDD, User
Password protectionKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	8.5 kg	2.3 kg
WidthDiffers	568 mm	390 mm
DepthDiffers	314.5 mm	266 mm
HeightDiffers	83.3 mm	30.1 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
Cables includedKnown for one	AC	Unknown — not stated by the source
Manual	Yes	Yes
Power cord included	Yes	Yes
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	UL, TUV, CE Marking Compliance, FCC Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, Energy star, WEEE, RoHS
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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