Product comparison · 2 laptops

Acer Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook vs Dell Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop

109specifications compared
57differ
52identical
94known for one product only

Key differences

Product type
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:Netbook
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:Laptop
Product colour
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:Black
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:Graphite, Silver
Display diagonal
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:29.5 cm (11.6")
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:39.6 cm (15.6")
Processor family
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:Intel® Celeron®
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:Intel® Core™ i7
Processor model
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:887
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:i7-3517U
Processor threads
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:2
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:4
Processor frequency
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:1.5 GHz
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:1.9 GHz
Processor cache
- Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook:2 MB
- Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop:4 MB

Side by side

Differences highlightedShow differences only

Comparison of 756-877BX4kk50, 5521
203 specifications	A Acer Aspire One 756-877BX4kk50 Intel® Celeron® 887 Netbook Model 756-877BX4kk50 View product	B Dell Inspiron 5521 Intel® Core™ i7 i7-3517U Laptop Model 5521 View product
Design2 differ
Product typeDiffers	Netbook	Laptop
Product colourDiffers	Black	Graphite, Silver
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	39.6 cm (15.6")
Display resolutionKnown for one	Unknown — not stated by the source	1366 x 768 pixels
TouchscreenKnown for one	Unknown — not stated by the source	No
HD typeKnown for one	Unknown — not stated by the source	HD
LED backlight	Yes	Yes
Native aspect ratioKnown for one	Unknown — not stated by the source	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Gloss
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i7
Processor generationKnown for one	Unknown — not stated by the source	3rd gen Intel® Core™ i7
Processor modelDiffers	887	i7-3517U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3 GHz
Processor frequencyDiffers	1.5 GHz	1.9 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	2 MB	4 MB
Processor cache typeDiffers	L3	Smart Cache
Processor socket	BGA 1023	BGA 1023
Processor lithographyDiffers	32 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor 800 Series for Mobile	Intel Core i7-3500 Mobile series
Processor codenameDiffers	Sandy Bridge	Ivy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	Q0	L1
Thermal Design Power (TDP)	17 W	17 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x8, 1x16, 2x4, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	15	19
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-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	2 x 4 GB
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	16 GB
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Storage media	HDD	HDD
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD capacityDiffers	500 GB	1 TB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
HDD sizeKnown for one	Unknown — not stated by the source	2.5"
Optical drive typeDiffers	No	DVD Super Multi DL
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD	Memory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	AMD Radeon HD 8750M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4000
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1150 MHz
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x166
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Graphics cardKnown for one	HD Graphics	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	MaxxAudio 4
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Speakers manufacturerKnown for one	Unknown — not stated by the source	Waves
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	Yes
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical driveidentical
Disc types supportedKnown for one	Unknown — not stated by the source	CD, DVD
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.0
Data networkKnown for one	Unknown — not stated by the source	Not supported
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
4G WiMAXKnown for one	Unknown — not stated by the source	No
Integrated 4G WiMAXDiffers	No	Yes
Networking featuresKnown for one	Fast Ethernet	Unknown — not stated by the source
Wireless technologyKnown for one	802.11 b/g/n	Unknown — not stated by the source
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
DVI portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantityDiffers	1	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	No
Docking connectorKnown for one	Unknown — not stated by the source	No
ExpressCard slotKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM70 Express	Intel HM76 Express
GPS (satellite)Known for one	No	Unknown — not stated by the source
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Processor special features18 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
Graphics & IMC lithographyDiffers	32 nm	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	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
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)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Cache	Yes	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-d, VT-x
Processor ARK IDDiffers	69361	65714
Processor codeDiffers	SR0VA	SR0N6
Processor package sizeDiffers	31.0 x 24.0 (BGA1023)	31.0 x 24.0 mm
Supported instruction setsDiffers	SSE4.1, SSE4.2	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processorDiffers	No	Yes
Battery2 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	4	6
Battery capacityDiffers	2500 mAh	65 Wh
Battery voltageKnown for one	Unknown — not stated by the source	11.1 V
Battery life (max)Known for one	4.2 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	40 W	65 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
AC adapter output voltageKnown for one	Unknown — not stated by the source	19.5 V
DC-in jack	Yes	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Fingerprint readerKnown for one	Unknown — not stated by the source	No
Password protectionKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-15.2 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-15.2 - 10668 m
Operating shockKnown for one	Unknown — not stated by the source	110 G
Non-operating shockKnown for one	Unknown — not stated by the source	160 G
Operating vibrationKnown for one	Unknown — not stated by the source	0.66 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	1.3 G
Weight & dimensions4 differ
WeightDiffers	1.38 kg	2.65 kg
WidthDiffers	285 mm	376 mm
DepthDiffers	202 mm	259 mm
HeightDiffers	27.4 mm	27.9 mm
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	WEEE	Unknown — not stated by the source

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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