Product comparison · 2 all-in-one pcs/workstations

Acer Aspire z1-621-md20 Intel® Celeron® N2930 vs Lenovo C 40-30 Intel® Core™ i5 i5-4210U

123specifications compared
52differ
71identical
40known for one product only

Key differences

Processor family
- Aspire z1-621-md20 Intel® Celeron® N2930:Intel® Celeron®
- C 40-30 Intel® Core™ i5 i5-4210U:Intel® Core™ i5
Processor model
- Aspire z1-621-md20 Intel® Celeron® N2930:N2930
- C 40-30 Intel® Core™ i5 i5-4210U:i5-4210U
Processor cores
- Aspire z1-621-md20 Intel® Celeron® N2930:4
- C 40-30 Intel® Core™ i5 i5-4210U:2
Processor boost frequency
- Aspire z1-621-md20 Intel® Celeron® N2930:2.16 GHz
- C 40-30 Intel® Core™ i5 i5-4210U:2.7 GHz
Processor frequency
- Aspire z1-621-md20 Intel® Celeron® N2930:1.83 GHz
- C 40-30 Intel® Core™ i5 i5-4210U:1.7 GHz
Processor cache
- Aspire z1-621-md20 Intel® Celeron® N2930:2 MB
- C 40-30 Intel® Core™ i5 i5-4210U:3 MB
Processor cache type
- Aspire z1-621-md20 Intel® Celeron® N2930:L2
- C 40-30 Intel® Core™ i5 i5-4210U:Smart Cache
Processor socket
- Aspire z1-621-md20 Intel® Celeron® N2930:BGA 1170
- C 40-30 Intel® Core™ i5 i5-4210U:BGA 1168

Side by side

Differences highlightedShow differences only

Comparison of z1-621-md20, 40-30
163 specifications	A Acer Aspire z1-621-md20 Intel® Celeron® N2930 Model z1-621-md20 View product	B Lenovo C 40-30 Intel® Core™ i5 i5-4210U Model 40-30 View product
Displayidentical
Display diagonal	54.6 cm (21.5")	54.6 cm (21.5")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	Yes	Yes
HD type	Full HD	Full HD
Full HD	Yes	Yes
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Tilt angle rangeKnown for one	15 - 80°	Unknown — not stated by the source
Processor20 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	4th gen Intel® Core™ i5
Processor modelDiffers	N2930	i5-4210U
Processor coresDiffers	4	2
Processor threads	4	4
Processor boost frequencyDiffers	2.16 GHz	2.7 GHz
Processor frequencyDiffers	1.83 GHz	1.7 GHz
Processor cacheDiffers	2 MB	3 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 1170	BGA 1168
System bus rateDiffers	2.5 GT/s	5 GT/s
64-bit computing	Yes	Yes
Thermal Design Power (TDP)Differs	7.5 W	15 W
Bus typeKnown for one	Unknown — not stated by the source	DMI2
FSB Parity	No	No
Maximum number of PCI Express lanesDiffers	4	12
PCI Express configurationsDiffers	1x4	4x1, 2x4
PCI Express slots version	2.0	2.0
Processor codeDiffers	SR1W3	SR1EF
Processor codenameDiffers	Bay Trail	Haswell
Processor lithography	22 nm	22 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core i5-4200 Mobile series
SteppingDiffers	C0	D0
Tjunction	100 °C	100 °C
Conflict-Free processor	Yes	Yes
Maximum internal memory supported by processorDiffers	8 GB	16 GB
Memory types supported by processorDiffers	DDR3L-SDRAM	DDR3L-SDRAM, LPDDR3-SDRAM
Memory clock speeds supported by processorDiffers	1333 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	25.6 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	8 GB
Internal memory typeDiffers	DDR3-SDRAM	DDR3L-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	8 GB
Memory slotsKnown for one	Unknown — not stated by the source	1
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Storage2 differ
Total storage capacity	1 TB	1 TB
Storage media	HDD	HDD
Number of storage drives installed	1	1
Number of HDDs installed	1	1
HDD speedDiffers	5400 RPM	7200 RPM
HDD interface	SATA	SATA
Optical drive typeDiffers	No	DVD±RW
Card reader integrated	Yes	Yes
Graphics4 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	313 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	854 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Discrete graphics card modelKnown for one	Not available	Unknown — not stated by the source
On-board graphics card burst frequencyKnown for one	854 MHz	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)	Yes	Yes
RMS rated powerKnown for one	Unknown — not stated by the source	6 W
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	Dolby Home Theater
Cameraidentical
Built-in camera	Yes	Yes
Total megapixels	1 MP	1 MP
Camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Networkidentical
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
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 ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Bluetooth Low Energy (BLE)Known for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
Thunderbolt ports quantity	0	0
HDMI ports quantity	1	1
VGA (D-Sub) ports quantity	0	0
Headphone outputsDiffers	1	0
Microphone inDiffers	Yes	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Total number of SATA connectorsDiffers	2	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Mini PCI Express slotsKnown for one	1	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
Performanceidentical
Product type	All-in-One PC	All-in-One PC
Softwareidentical
Operating system installed	Windows 8.1	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features15 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
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 Identity Protection Technology versionDiffers	0.00	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyDiffers	No	Yes
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 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 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)	No	No
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
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	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Differs	No	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)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Rapid Start Technology	No	No
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Smart Response Technology	No	No
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	81073	81016
Processor package sizeDiffers	25 x 27 mm	40 x 24 x 1.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
UARTKnown for one	Unknown — not stated by the source	Yes
Graphics & IMC lithographyKnown for one	22 nm	Unknown — not stated by the source
Poweridentical
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 powerKnown for one	65 W	Unknown — not stated by the source
Weight & dimensions3 differ
Width (with stand)Differs	526 mm	530 mm
Depth (with stand)Differs	30 mm	51 mm
Height (with stand)Differs	342 mm	361.8 mm
Weight (with stand)Known for one	Unknown — not stated by the source	6.4 kg
Packaging content2 differ
Mouse includedDiffers	Yes	No
Keyboard includedDiffers	Yes	No
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Autonomy modeKnown for one	Unknown — not stated by the source	No
Detachable displayKnown for one	Unknown — not stated by the source	No
Intel® Virtualization Technology (Intel® VT)	VT-x	VT-x
Storage drive interface	Serial ATA	Serial ATA

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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