Product comparison · 2 laptops

Acer Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1) vs Acer Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1)

143specifications compared
38differ
105identical
25known for one product only

Key differences

Product colour
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):Anthracite, Grey
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):Black
Processor generation
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):4th gen Intel® Core™ i7
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):5th gen Intel® Core™ i7
Processor model
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):i7-4510U
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):i7-5500U
Processor boost frequency
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):3.1 GHz
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):3 GHz
Processor frequency
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):2 GHz
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):2.4 GHz
Processor cache type
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):Smart Cache
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):L3
Processor lithography
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):22 nm
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):14 nm
Processor operating modes
- Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1):64-bit
- Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1):32-bit, 64-bit

Side by side

Differences highlightedShow differences only

Comparison of R7-371T-71KW, R7-371T-78KU
168 specifications	A Acer Aspire R 13 R7-371T-71KW Intel® Core™ i7 i7-4510U Hybrid (2-in-1) Model R7-371T-71KW View product	B Acer Aspire R 13 R7-371T-78KU Intel® Core™ i7 i7-5500U Hybrid (2-in-1) Model R7-371T-78KU View product
Design1 differ
Product type	Hybrid (2-in-1)	Hybrid (2-in-1)
Product colourDiffers	Anthracite, Grey	Black
Form factor	Convertible (Ezel)	Convertible (Ezel)
Displayidentical
Display diagonal	33.8 cm (13.3")	33.8 cm (13.3")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	Yes	Yes
HD type	Full HD	Full HD
Touch technology	Multi-touch	Multi-touch
Panel type	IPS	IPS
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor11 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i7	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i7	5th gen Intel® Core™ i7
Processor modelDiffers	i7-4510U	i7-5500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	3 GHz
Processor frequencyDiffers	2 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	4 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socket	BGA 1168	BGA 1168
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i7-5500 Mobile Series
Processor codenameDiffers	Haswell	Broadwell
Bus type	DMI2	DMI2
FSB Parity	No	No
SteppingDiffers	D0	F0
Thermal Design Power (TDP)	15 W	15 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurations	4x1, 2x4	4x1, 2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.6 GHz
Memory1 differ
Internal memory	8 GB	8 GB
Internal memory typeDiffers	LPDDR3-SDRAM	DDR3-SDRAM
Storage3 differ
Total storage capacityDiffers	1.51 TB	512 GB
Storage media	SSD	SSD
Number of HDDs installed	0	0
Number of SSDs installedDiffers	2	1
SSD capacityDiffers	256 GB	512 GB
SSD interface	SATA III	SATA III
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Graphics6 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 4400	Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers	1.74 GB	16 GB
On-board graphics card base frequencyDiffers	200 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	950 MHz
On-board graphics card DirectX versionDiffers	11.2/12	11.2
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
On-board graphics card IDDiffers	0xA16	0x1616
Audioidentical
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
Optical driveidentical
LightScribe	No	No
Network2 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfacesidentical
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	0	0
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features11 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
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyDiffers	No	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	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	No	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	No	Yes
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
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)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	81015	85214
Processor codeDiffers	SR1EB	SR23W
Processor package sizeDiffers	40 x 24 x 1.5 mm	40 x 24 x 1.3 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
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cells	4	4
Battery capacityDiffers	48 Wh	3270 mAh
Battery life (max)	8 h	8 h
Battery recharge timeKnown for one	15.2 h	Unknown — not stated by the source
Poweridentical
AC adapter power	45 W	45 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint reader	No	No
Weight & dimensions1 differ
Weight	1.5 kg	1.5 kg
Width	343.8 mm	343.8 mm
DepthDiffers	230.3 mm	230.4 mm
Height (front)Known for one	1.79 cm	Unknown — not stated by the source
Height (rear)Known for one	1.79 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	18 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Cables included	AC	AC
Other featuresidentical
3D	No	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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