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 colourDiffers	Anthracite, Grey	Black
Displayidentical
Display brightnessKnown for one	200 cd/m²	Unknown — not stated by the source
Processor11 differ
Processor generationDiffers	4th gen Intel® Core™ i7	5th gen Intel® Core™ i7
Processor modelDiffers	i7-4510U	i7-5500U
Processor boost frequencyDiffers	3.1 GHz	3 GHz
Processor frequencyDiffers	2 GHz	2.4 GHz
Processor cache typeDiffers	Smart Cache	L3
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
SteppingDiffers	D0	F0
TjunctionDiffers	100 °C	105 °C
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 typeDiffers	LPDDR3-SDRAM	DDR3-SDRAM
Storage3 differ
Total storage capacityDiffers	1.51 TB	512 GB
Number of SSDs installedDiffers	2	1
SSD capacityDiffers	256 GB	512 GB
Graphics6 differ
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
Cameraidentical
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network2 differ
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
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
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8.1
Processor special features11 differ
Intel Clear Video TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
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 Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
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® 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
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 capacityDiffers	48 Wh	3270 mAh
Battery recharge timeKnown for one	15.2 h	Unknown — not stated by the source
Weight & dimensions1 differ
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

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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