Product comparison · 2 laptops

Acer P645-S TMP645-S-79VC vs Acer Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1)

120specifications compared
59differ
61identical
48known for one product only

Key differences

Product type
- P645-S TMP645-S-79VC:Laptop
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):Hybrid (2-in-1)
Product colour
- P645-S TMP645-S-79VC:Black
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):Silver
Form factor
- P645-S TMP645-S-79VC:Clamshell
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):Convertible (Folder)
Touchscreen
- P645-S TMP645-S-79VC:No
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):Yes
Processor family
- P645-S TMP645-S-79VC:Intel® Core™ i7
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):Intel® Pentium®
Processor model
- P645-S TMP645-S-79VC:i7-5500U
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):3556U
Processor threads
- P645-S TMP645-S-79VC:4
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):2
Processor frequency
- P645-S TMP645-S-79VC:2.4 GHz
- Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1):1.7 GHz

Side by side

Differences highlightedShow differences only

Comparison of P645-S TMP645-S-79VC, R3-431T-P7ZX
168 specifications	A Acer P645-S TMP645-S-79VC View product	B Acer Aspire R 14 R3-431T-P7ZX Intel® Pentium® 3556U Hybrid (2-in-1) Model R3-431T-P7ZX View product
Design3 differ
Product typeDiffers	Laptop	Hybrid (2-in-1)
Product colourDiffers	Black	Silver
Form factorDiffers	Clamshell	Convertible (Folder)
Display1 differ
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenDiffers	No	Yes
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Pentium®
Processor generationKnown for one	5th gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-5500U	3556U
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.4 GHz	1.7 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	2 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socketKnown for one	BGA 1168	Unknown — not stated by the source
Processor lithographyDiffers	14 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesKnown for one	Intel Core i7-5500 Mobile Series	Unknown — not stated by the source
Processor codenameDiffers	Broadwell	Haswell
Bus type	DMI2	DMI2
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	F0	Unknown — not stated by the source
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-downKnown for one	7.5 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.6 GHz	Unknown — not stated by the source
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	12	10
PCI Express configurationsDiffers	4x1, 2x4	1x2, 1x4, 4x1
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Memory3 differ
Internal memoryDiffers	8 GB	4 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memory	12 GB	12 GB
Storage3 differ
Total storage capacityDiffers	256 GB	500 GB
Storage mediaDiffers	SSD	HDD
Number of SSDs installedDiffers	1	0
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Graphics3 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 5500	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	16 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	300 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	11.2	Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x1616	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribe	No	No
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
BluetoothDiffers	Yes	No
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	1
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	0	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	No	No
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features20 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
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 Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel HD Graphics	Yes	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)	No	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NI	No	No
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
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	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Built-in Visuals TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® OS GuardDiffers	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Differs	Yes	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Intel® Virtualization Technology (Intel® VT)Differs	VT-x, VT-d	VT-x
Processor ARK IDDiffers	85214	76621
Processor codeKnown for one	SR23W	Unknown — not stated by the source
Processor package sizeDiffers	40 x 24 x 1.3 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
UARTKnown for one	Unknown — not stated by the source	Yes
Battery2 differ
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	3	4
Battery capacityDiffers	4850 mAh	3560 mAh
Battery life (max)Known for one	Unknown — not stated by the source	7.5 h
Power1 differ
AC adapter powerDiffers	65 W	40 W
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Weight & dimensions4 differ
WeightDiffers	1.5 kg	2.2 kg
WidthDiffers	328.7 mm	342 mm
DepthDiffers	235.7 mm	245 mm
HeightDiffers	20.8 mm	23.8 mm
Height (front)Known for one	2.08 cm	Unknown — not stated by the source
Height (rear)Known for one	2.08 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Industrial	Unknown — not stated by the source
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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