Product comparison · 2 laptops

Acer TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop vs ASUS K551LA-XX149D laptop Intel® Core™ i7 i7-4500U

111specifications compared
37differ
74identical
66known for one product only

Key differences

Product colour
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:Black
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:Grey, Stainless steel
Processor family
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:Intel® Pentium®
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:Intel® Core™ i7
Processor model
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:3556U
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:i7-4500U
Processor threads
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:2
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:4
Processor frequency
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:1.7 GHz
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:1.8 GHz
Processor cache
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:2 MB
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:4 MB
Maximum number of PCI Express lanes
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:10
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:12
PCI Express configurations
- TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop:1x2, 1x4, 4x1
- K551LA-XX149D laptop Intel® Core™ i7 i7-4500U:2x4

Side by side

Differences highlightedShow differences only

Comparison of TMP255-M-4839, K551LA-XX149D
177 specifications	A Acer TravelMate P2 TMP255-M-4839 Intel® Pentium® 3556U Laptop Model TMP255-M-4839 View product	B ASUS K551LA-XX149D laptop Intel® Core™ i7 i7-4500U Model K551LA-XX149D View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Grey, Stainless steel
Form factor	Clamshell	Clamshell
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
LED backlightKnown for one	Yes	Unknown — not stated by the source
Native aspect ratio	16:9	16:9
HD typeKnown for one	Unknown — not stated by the source	HD
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i7
Processor modelDiffers	3556U	i7-4500U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor frequencyDiffers	1.7 GHz	1.8 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	2 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor codename	Haswell	Haswell
Bus type	DMI2	DMI2
Thermal Design Power (TDP)	15 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	12
PCI Express configurationsDiffers	1x2, 1x4, 4x1	2x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i7
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor socketKnown for one	Unknown — not stated by the source	BGA 1168
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i7-4500 Mobile series
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	C0
Memory1 differ
Internal memoryDiffers	4 GB	6 GB
Internal memory typeKnown for one	DDR3L-SDRAM	Unknown — not stated by the source
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	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
Optical drive typeDiffers	DVD Super Multi DL	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics2 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	Intel® HD Graphics 4400
On-board graphics card base frequency	200 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Audioidentical
Audio systemKnown for one	HDAudio	Unknown — not stated by the source
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
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
LightScribeKnown for one	No	Unknown — not stated by the source
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	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
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
Firewire (IEEE 1394) ports	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
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboard	Yes	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	FreeDOS	FreeDOS
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)Differs	No	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	Yes	No
Intel FDI TechnologyDiffers	No	Yes
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel ME Firmware Version	9.5	9.5
Intel Rapid Storage Technology	Yes	Yes
Intel Smart Connect Technology	Yes	Yes
Intel Stable Image Platform Program (SIPP)Known for one	No	Unknown — not stated by the source
Intel TSX-NI	No	No
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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Differs	No	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® OS GuardKnown for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	76621	75460
Processor package size	40 x 24 x 1.5 mm	40 x 24 x 1.5 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
UARTKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Processor codeKnown for one	Unknown — not stated by the source	SR16Z
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cellsKnown for one	4	Unknown — not stated by the source
Battery capacityKnown for one	37 Wh	Unknown — not stated by the source
Battery voltageKnown for one	14.8 V	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	Yes	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	2.35 kg	2.4 kg
WidthDiffers	381.6 mm	380 mm
DepthDiffers	256 mm	258 mm
Height (front)Known for one	1.21 cm	Unknown — not stated by the source
Height (rear)Known for one	2.53 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	22.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	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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