Product comparison · 2 laptops

Acer P645-S TMP645-S-51ZY vs Acer P645-S TMP645-S-79VC

147specifications compared
18differ
129identical
7known for one product only

Key differences

Processor family
- P645-S TMP645-S-51ZY:Intel® Core™ i5
- P645-S TMP645-S-79VC:Intel® Core™ i7
Processor generation
- P645-S TMP645-S-51ZY:5th gen Intel® Core™ i5
- P645-S TMP645-S-79VC:5th gen Intel® Core™ i7
Processor model
- P645-S TMP645-S-51ZY:i5-5200U
- P645-S TMP645-S-79VC:i7-5500U
Processor boost frequency
- P645-S TMP645-S-51ZY:2.7 GHz
- P645-S TMP645-S-79VC:3 GHz
Processor frequency
- P645-S TMP645-S-51ZY:2.2 GHz
- P645-S TMP645-S-79VC:2.4 GHz
Processor cache
- P645-S TMP645-S-51ZY:3 MB
- P645-S TMP645-S-79VC:4 MB
Processor cache type
- P645-S TMP645-S-51ZY:Smart Cache
- P645-S TMP645-S-79VC:L3
Total storage capacity
- P645-S TMP645-S-51ZY:128 GB
- P645-S TMP645-S-79VC:256 GB

Side by side

Differences highlightedShow differences only

Comparison of P645-S TMP645-S-51ZY, P645-S TMP645-S-79VC
154 specifications	A Acer P645-S TMP645-S-51ZY View product	B Acer P645-S TMP645-S-79VC View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	Unknown — not stated by the source	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	5th gen Intel® Core™ i5	5th gen Intel® Core™ i7
Processor modelDiffers	i5-5200U	i7-5500U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.7 GHz	3 GHz
Processor frequencyDiffers	2.2 GHz	2.4 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	Smart Cache	L3
Processor socket	BGA 1168	BGA 1168
Processor lithography	14 nm	14 nm
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i5-5200 Mobile Series	Intel Core i7-5500 Mobile Series
Processor codename	Broadwell	Broadwell
Bus type	DMI2	DMI2
FSB Parity	No	No
Stepping	F0	F0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.6 GHz	0.6 GHz
Tjunction	105 °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
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memory	12 GB	12 GB
Storage2 differ
Total storage capacityDiffers	128 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacityDiffers	128 GB	256 GB
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Graphics1 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 model	Intel® HD Graphics 5500	Intel® HD Graphics 5500
Maximum on-board graphics card memory	16 GB	16 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	900 MHz	950 MHz
On-board graphics card DirectX version	11.2	11.2
On-board graphics card OpenGL version	4.3	4.3
On-board graphics card ID	0x1616	0x1616
Graphics card Open GL support	Yes	Yes
Audioidentical
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribe	No	No
Networkidentical
Wi-Fi	Yes	Yes
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 LAN	Yes	Yes
Bluetooth	Yes	Yes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Headphone outputs	0	0
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
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypadDiffers	Yes	No
Windows keys	Yes	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
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 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 Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel HD Graphics	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
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 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 TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	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® Anti-Theft Technology (Intel® AT)	No	No
Intel® Built-in Visuals Technology	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® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart CacheDiffers	No	Yes
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)	VT-x, VT-d	VT-x, VT-d
Processor ARK IDDiffers	85212	85214
Processor codeDiffers	SR23Y	SR23W
Processor package size	40 x 24 x 1.3 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
Batteryidentical
Battery technology	Lithium Polymer (LiPo)	Lithium Polymer (LiPo)
Number of battery cells	3	3
Battery capacity	4850 mAh	4850 mAh
Poweridentical
AC adapter power	65 W	65 W
Securityidentical
Cable lock slot	No	No
Weight & dimensions1 differ
Weight	1.5 kg	1.5 kg
Width	328.7 mm	328.7 mm
DepthDiffers	235.5 mm	235.7 mm
Height	20.8 mm	20.8 mm
Height (front)	2.08 cm	2.08 cm
Height (rear)	2.08 cm	2.08 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Intel segment tagging	Enterprise, Industrial	Enterprise, Industrial

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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