Product comparison · 2 laptops

Acer Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop vs Dynabook Tecra A40-D-1EL

111specifications compared
44differ
67identical
69known for one product only

Key differences

The Dynabook Tecra A40-D-1EL has 2 more processor threads than the Acer Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop (4 vs 2). The Dynabook Tecra A40-D-1EL has 0.5 GHz more processor boost frequency than the Acer Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop (3.1 GHz vs 2.6 GHz). The Dynabook Tecra A40-D-1EL has 1.4 GHz more processor frequency than the Acer Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop (2.5 GHz vs 1.1 GHz). Only the Dynabook Tecra A40-D-1EL has Intel® Hyper Threading Technology (Intel® HT Technology). Only the Dynabook Tecra A40-D-1EL has Intel® Smart Response Technology.

Product colour
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:Black
- Tecra A40-D-1EL:Black, Grey, Metallic
Display diagonal
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:29.5 cm (11.6")
- Tecra A40-D-1EL:35.6 cm (14")
Processor family
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:Intel® Celeron®
- Tecra A40-D-1EL:Intel® Core™ i5
Processor model
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:N4000
- Tecra A40-D-1EL:i5-7200U
Processor threads
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:2
- Tecra A40-D-1EL:4
Processor boost frequency
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:2.6 GHz
- Tecra A40-D-1EL:3.1 GHz
Processor frequency
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:1.1 GHz
- Tecra A40-D-1EL:2.5 GHz
Processor cache
- Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop:4 MB
- Tecra A40-D-1EL:3 MB

Side by side

Differences highlightedShow differences only

Comparison of A311-31-C64M, A40-D-1EL
180 specifications	A Acer Aspire 3 A311-31-C64M Intel® Celeron® N4000 Laptop Model A311-31-C64M View product	B Dynabook Tecra A40-D-1EL Model A40-D-1EL View product
Design1 differ
Product type	Laptop	Laptop
Product colourDiffers	Black	Black, Grey, Metallic
Colour nameKnown for one	Unknown — not stated by the source	Steel grey metallic
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonalDiffers	29.5 cm (11.6")	35.6 cm (14")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
Touchscreen	No	No
HD type	HD	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Dual-screenKnown for one	No	Unknown — not stated by the source
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	7th gen Intel® Core™ i5
Processor modelDiffers	N4000	i5-7200U
Processor cores	2	2
Processor threadsDiffers	2	4
Processor boost frequencyDiffers	2.6 GHz	3.1 GHz
Processor frequencyDiffers	1.1 GHz	2.5 GHz
System bus rateKnown for one	Unknown — not stated by the source	4 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache typeKnown for one	Unknown — not stated by the source	Smart Cache
Processor socketDiffers	BGA 1090	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codenameDiffers	Gemini Lake	Kaby Lake
Bus typeKnown for one	Unknown — not stated by the source	OPI
SteppingKnown for one	Unknown — not stated by the source	H0
Thermal Design Power (TDP)Differs	6 W	15 W
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2.7 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Configurable TDP-downKnown for one	Unknown — not stated by the source	7.5 W
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	0.8 GHz
TjunctionDiffers	105 °C	100 °C
Maximum number of PCI Express lanesDiffers	6	12
PCI Express configurationsDiffers	1x2, 1x2+2x1, 1x4, 2x1, 4x1	1x2+2x1, 1x4, 2x2, 4x1
PCI Express slots versionDiffers	2.0	3.0
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	4.8 W	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speedKnown for one	Unknown — not stated by the source	2133 MHz
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Storage2 differ
Total storage capacity	500 GB	500 GB
Storage media	HDD	HDD
Total HDDs capacityKnown for one	Unknown — not stated by the source	500 GB
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	SD	MMC, SD, SDHC, SDXC
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card modelDiffers	Intel® UHD Graphics 600	Intel® HD Graphics 620
Maximum on-board graphics card memoryDiffers	8 GB	32 GB
On-board graphics card base frequencyDiffers	200 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	650 MHz	1000 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
On-board graphics card IDDiffers	0x3185	0x5916
On-board graphics card familyKnown for one	Intel® UHD Graphics	Unknown — not stated by the source
Number of execution unitsKnown for one	12	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	650 MHz	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	DTS Studio Sound
Built-in microphone	Yes	Yes
Number of microphonesKnown for one	Unknown — not stated by the source	2
Audio qualityKnown for one	Unknown — not stated by the source	24 bit
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Camera2 differ
Front camera	Yes	Yes
Front camera resolution (numeric)Differs	0.3 MP	0.9 MP
Front camera HD typeKnown for one	Unknown — not stated by the source	HD
Front camera resolutionDiffers	640 x 480 pixels	1280 x 720 pixels
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
WLAN controller manufacturerKnown for one	Unknown — not stated by the source	Intel
WLAN controller modelKnown for one	Unknown — not stated by the source	Intel Dual Band Wireless-AC 8265
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.2
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	1	1
DisplayPorts quantity	0	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Thunderbolt 3 ports quantity	0	0
Headphone outputs	1	1
Combo headphone/mic port	Yes	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Performanceidentical
AccelerometerKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Pointing deviceDiffers	Touchpad	DualPoint
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypad	No	No
Keyboard number of keysKnown for one	Unknown — not stated by the source	87
Windows keys	Yes	Yes
Software1 differ
Operating system installedDiffers	Windows 10 Home	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Microsoft Office 365
Bundled softwareKnown for one	Unknown — not stated by the source	DTS Sound
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	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	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Smart Response Technology versionDiffers	0.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel® Insider™Known for one	Unknown — not stated by the source	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyDiffers	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	128988	95443
Processor codeKnown for one	Unknown — not stated by the source	SR2ZU
Processor package sizeDiffers	25 x 24 mm	42 x 24 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	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 cellsDiffers	3	4
Battery life (max)Known for one	Unknown — not stated by the source	8 h
Battery capacityKnown for one	3246 mAh	Unknown — not stated by the source
Power1 differ
AC adapter frequencyDiffers	50/60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output currentKnown for one	Unknown — not stated by the source	2.37 A
AC adapter output voltageKnown for one	Unknown — not stated by the source	19 V
DC-in jackKnown for one	Unknown — not stated by the source	Yes
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
Security1 differ
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Fingerprint readerDiffers	No	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	The manufacturer declares that this product complies with the following directives and regulations for the CE-marking. Responsible for CE marking is Dynabook Europe GmbH, Stresemannallee 4b, 41460 Neuss, Germany.
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions4 differ
WeightDiffers	1.25 kg	1.75 kg
WidthDiffers	291 mm	340.1 mm
DepthDiffers	211 mm	340.1 mm
HeightDiffers	21 mm	23.8 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Manual	Yes	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes

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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