Product comparison · 2 laptops

Acer Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop vs HP Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop

80specifications compared
45differ
35identical
67known for one product only

Key differences

Product colour
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:Black
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:Silver, White
Display diagonal
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:39.6 cm (15.6")
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:35.8 cm (14.1")
Display resolution
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:1366 x 768 pixels
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:1280 x 800 pixels
Native aspect ratio
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:16:9
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:16:10
Processor family
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:Intel® Celeron®
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:Intel® Core™2 Duo
Processor model
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:N2940
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:P7550
Processor cores
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:4
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:2
Processor threads
- Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop:4
- Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop:2

Side by side

Differences highlightedShow differences only

Comparison of E5-511-C7X7, dv4-1421TX
147 specifications	A Acer Aspire E E5-511-C7X7 Intel® Celeron® N2940 Laptop Model E5-511-C7X7 View product	B HP Pavilion dv4-1421TX Intel® Core™2 Duo P7550 Laptop Model dv4-1421TX View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Silver, White
Form factor	Clamshell	Clamshell
Country of originKnown for one	Unknown — not stated by the source	China
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1280 x 800 pixels
Touchscreen	No	No
HD typeKnown for one	HD	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	16:10
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™2 Duo
Processor modelDiffers	N2940	P7550
Processor coresDiffers	4	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	2.25 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.83 GHz	2.26 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache type	L2	L2
Processor socketDiffers	BGA 1170	Socket 478
Processor lithographyDiffers	22 nm	45 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core 2 Duo P7000 Series
Processor codenameDiffers	Bay Trail	Penryn
SteppingDiffers	C0	R0
Thermal Design Power (TDP)Differs	7.5 W	25 W
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
TjunctionDiffers	100 °C	90 °C
Maximum number of PCI Express lanesKnown for one	4	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
ECC supported by processor	No	No
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	410 M
Processing Die sizeKnown for one	Unknown — not stated by the source	107 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	8.5
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Internal memory typeKnown for one	DDR3L-SDRAM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	1x SO-DIMM	Unknown — not stated by the source
Maximum internal memory	8 GB	8 GB
Storage3 differ
Total storage capacityDiffers	1 TB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	1 TB	320 GB
Optical drive typeDiffers	DVD±RW	DVD Super Multi DL
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics2 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® GeForce® G105M
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	313 MHz	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	854 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	854 MHz	Unknown — not stated by the source
Audioidentical
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	SRS Premium Sound
Cameraidentical
Front cameraKnown for one	Yes	Unknown — not stated by the source
Network3 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11g, 802.11b
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
BluetoothDiffers	Yes	No
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	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 quantity	1	1
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	2
Microphone in	Yes	Yes
Docking connector	No	No
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
HDMI versionKnown for one	Unknown — not stated by the source	1.3b
S/PDIF out portKnown 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
Keyboard1 differ
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Numeric keypadDiffers	Yes	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software2 differ
Operating system installedDiffers	Windows 8.1	Windows Vista Home Premium
Operating system architectureDiffers	64-bit	32-bit
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64	Yes	Yes
Intel Enhanced Halt StateDiffers	Yes	No
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Differs	Yes	2
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	82104	42014
Processor codeDiffers	SR1YV	SLGF8
Processor package sizeDiffers	25 x 27 mm	35 x 35 mm
Conflict-Free processorDiffers	Yes	No
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
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 FDI TechnologyKnown for one	Unknown — not stated by the source	No
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 Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cells	6	6
Battery capacityKnown for one	4700 mAh	Unknown — not stated by the source
Standby timeKnown for one	2500 day(s)	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	40 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Weight & dimensions4 differ
WeightDiffers	2.5 kg	2.22 kg
WidthDiffers	381 mm	340 mm
DepthDiffers	256 mm	238 mm
HeightDiffers	30.3 mm	36.4 mm
Height (front)Known for one	2.53 cm	Unknown — not stated by the source
Height (rear)Known for one	3.03 cm	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington

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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