Product comparison · 2 laptops

Acer Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop vs HP 15-r257tu Intel® Celeron® N2840 Laptop

125specifications compared
46differ
79identical
66known for one product only

Key differences

Product colour
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:Silver
- 15-r257tu Intel® Celeron® N2840 Laptop:Black, Grey
Display diagonal
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:43.9 cm (17.3")
- 15-r257tu Intel® Celeron® N2840 Laptop:39.6 cm (15.6")
Display resolution
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:1600 x 900 pixels
- 15-r257tu Intel® Celeron® N2840 Laptop:1366 x 768 pixels
HD type
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:HD+
- 15-r257tu Intel® Celeron® N2840 Laptop:HD
Processor family
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- 15-r257tu Intel® Celeron® N2840 Laptop:Intel® Celeron®
Processor model
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- 15-r257tu Intel® Celeron® N2840 Laptop:N2840
Processor threads
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:4
- 15-r257tu Intel® Celeron® N2840 Laptop:2
Processor frequency
- Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- 15-r257tu Intel® Celeron® N2840 Laptop:2.16 GHz

Side by side

Differences highlightedShow differences only

Comparison of E5-771-34E0, 15-r257tu
191 specifications	A Acer Aspire E E5-771-34E0 Intel® Core™ i3 i3-4005U Laptop Model E5-771-34E0 View product	B HP 15-r257tu Intel® Celeron® N2840 Laptop Model 15-r257tu View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Silver	Black, Grey
Form factor	Clamshell	Clamshell
Country of originKnown for one	Unknown — not stated by the source	China
Display3 differ
Display diagonalDiffers	43.9 cm (17.3")	39.6 cm (15.6")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeDiffers	HD+	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Celeron®
Processor modelDiffers	i3-4005U	N2840
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.58 GHz
Processor frequencyDiffers	1.7 GHz	2.16 GHz
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	64-bit	32-bit, 64-bit
Processor seriesDiffers	Intel® Core™ i3-4000 Mobile Series	Intel Celeron Processor N2000 Series for Mobile
Processor codenameDiffers	Haswell	Bay Trail
FSB Parity	No	No
SteppingKnown for one	Unknown — not stated by the source	C0
Thermal Design Power (TDP)Differs	15 W	7.5 W
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	10	4
PCI Express configurationsDiffers	4x1, 1x4	1x4
PCI Express slots version	2.0	2.0
ECC supported by processor	No	No
Processor generationKnown for one	4th gen Intel® Core™ i3	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	1 TB	500 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	500 GB
HDD interface	SATA	SATA
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cards	SD	SD
Number of SSDs installedKnown for one	0	Unknown — not stated by the source
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 4400	Intel® HD Graphics
On-board graphics card base frequencyDiffers	200 MHz	311 MHz
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	792 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	792 MHz
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	0
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Maximum on-board graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Audioidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Disc types supportedKnown for one	Unknown — not stated by the source	CD, DVD
Network2 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 ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Ports & interfaces4 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	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
Thunderbolt 2 ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	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 connectors	2	2
Number of SATA III connectorsKnown for one	2	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
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
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Secure Key Technology version	1.00	1.00
Intel Smart Connect Technology	Yes	Yes
Intel Smart Connect Technology version	1.00	1.00
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
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	Yes	No
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	No	No
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Processor ARK IDDiffers	75105	82103
Processor codeKnown for one	Unknown — not stated by the source	SR1YJ
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Conflict-Free processor	Yes	Yes
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one	0.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	0.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
UARTKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	4	4
Battery capacityDiffers	3220 mAh	41 Wh
Battery life (max)Known for one	4 h	Unknown — not stated by the source
Poweridentical
AC adapter power	45 W	45 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Password protectionKnown for one	Unknown — not stated by the source	Yes
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	3 kg	2.23 kg
WidthDiffers	423.3 mm	378 mm
DepthDiffers	289.9 mm	259 mm
HeightDiffers	28 mm	25.3 mm
Height (front)Known for one	2.8 cm	Unknown — not stated by the source
Height (rear)Known for one	2.8 cm	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	508 mm
Package depthKnown for one	Unknown — not stated by the source	76 mm
Package heightKnown for one	Unknown — not stated by the source	305 mm
Package weightKnown for one	Unknown — not stated by the source	3.09 kg
Packaging contentidentical
AC adapter included	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	AC	Unknown — not stated by the source
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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