Product comparison · 2 laptops

Acer Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop vs Acer Chromebook CB3-111-C5YZ Intel® Celeron® N2840

107specifications compared
49differ
58identical
55known for one product only

Key differences

Product type
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:Laptop
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:Chromebook
Product colour
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:Black
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:White
Display diagonal
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:39.6 cm (15.6")
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:29.5 cm (11.6")
Processor family
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:Intel® Core™ i3
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:Intel® Celeron®
Processor model
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:i3-4005U
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:N2840
Processor threads
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:4
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:2
Processor frequency
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:1.7 GHz
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:2.16 GHz
Processor cache
- Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop:3 MB
- Chromebook CB3-111-C5YZ Intel® Celeron® N2840:1 MB

Side by side

Differences highlightedShow differences only

Comparison of 2511-351G, CB3-111-C5YZ
162 specifications	A Acer Extensa 15 2511-351G Intel® Core™ i3 i3-4005U Laptop Model 2511-351G View product	B Acer Chromebook CB3-111-C5YZ Intel® Celeron® N2840 Model CB3-111-C5YZ View product
Design2 differ
Product typeDiffers	Laptop	Chromebook
Product colourDiffers	Black	White
Display1 differ
Display diagonalDiffers	39.6 cm (15.6")	29.5 cm (11.6")
HD typeKnown for one	HD	Unknown — not stated by the source
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor13 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Celeron®
Processor generationKnown for one	4th gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-4005U	N2840
Processor threadsDiffers	4	2
Processor frequencyDiffers	1.7 GHz	2.16 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketDiffers	BGA 1168	BGA 1170
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
Bus typeKnown for one	DMI	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	15 W	7.5 W
Maximum number of PCI Express lanesDiffers	10	4
PCI Express configurationsDiffers	4x1, 1x4	1x4
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.58 GHz
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	C0
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	4.5 W
Memory1 differ
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	4 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	4 GB
Storage3 differ
Total storage capacityDiffers	500 GB	16 GB
Storage mediaDiffers	HDD	Flash
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Number of SSDs installedDiffers	0	1
SSD capacityKnown for one	Unknown — not stated by the source	16 GB
Graphics3 differ
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics
Maximum on-board graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	311 MHz
On-board graphics card dynamic frequency (max)Differs	950 MHz	792 MHz
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card burst frequencyKnown for one	Unknown — not stated by the source	792 MHz
Audioidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Network2 differ
Wi-Fi standardsDiffers	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 LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
Ports & interfaces3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) portsDiffers	1	0
VGA (D-Sub) ports quantityDiffers	1	0
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	2
Keyboard1 differ
Numeric keypadDiffers	Yes	No
Software1 differ
Operating system installedDiffers	Windows 10 Home	ChromeOS
Processor special features13 differ
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 Rapid Storage TechnologyDiffers	Yes	No
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 VT-x with Extended Page Tables (EPT)Differs	Yes	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® High Definition Audio (Intel® HD Audio)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	75105	82103
Processor package sizeDiffers	40 x 24 x 1.5 mm	25 x 27 mm
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
UARTKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
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 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® Active Management Technology (Intel® AMT)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
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Processor codeKnown for one	Unknown — not stated by the source	SR1YJ
Battery2 differ
Number of battery cellsDiffers	4	3
Battery capacityDiffers	2520 mAh	3490 mAh
Securityidentical
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.4 kg	1.2 kg
WidthDiffers	381.6 mm	299 mm
DepthDiffers	256 mm	202 mm
HeightDiffers	24.9 mm	18.6 mm
Height (front)Known for one	2.49 cm	Unknown — not stated by the source
Height (rear)Known for one	2.49 cm	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Education

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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