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

Acer Aspire U27-880 I7429 BE vs Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss

118specifications compared
47differ
71identical
52known for one product only

Key differences

The Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss has 2 more processor cores than the Acer Aspire U27-880 I7429 BE (6 vs 4). The Acer Aspire U27-880 I7429 BE has 2 more processor threads than the Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss (8 vs 6). The Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss has 1 GHz more processor frequency than the Acer Aspire U27-880 I7429 BE (2.8 GHz vs 1.8 GHz). Only the Acer Aspire U27-880 I7429 BE has touchscreen. Only the Acer Aspire U27-880 I7429 BE has Intel® Hyper Threading Technology (Intel® HT Technology).

Display diagonal
- Aspire U27-880 I7429 BE:68.6 cm (27")
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:54.6 cm (21.5")
Touchscreen
- Aspire U27-880 I7429 BE:Yes
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:No
Processor family
- Aspire U27-880 I7429 BE:Intel® Core™ i7
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:Intel® Core™ i5
Processor generation
- Aspire U27-880 I7429 BE:8th gen Intel® Core™ i7
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:8th gen Intel® Core™ i5
Processor model
- Aspire U27-880 I7429 BE:i7-8550U
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:i5-8400
Processor cores
- Aspire U27-880 I7429 BE:4
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:6
Processor threads
- Aspire U27-880 I7429 BE:8
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:6
Processor frequency
- Aspire U27-880 I7429 BE:1.8 GHz
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:2.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of Aspire U27-880 I7429 BE, M820z + Preferred Pro II USB Keyboard QWERTZ Swiss
170 specifications	A Acer Aspire U27-880 I7429 BE View product	B Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss View product
Display2 differ
Display diagonalDiffers	68.6 cm (27")	54.6 cm (21.5")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	Yes	No
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Panel typeKnown for one	Unknown — not stated by the source	WVA
Screen shape	Flat	Flat
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Processor17 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	8th gen Intel® Core™ i7	8th gen Intel® Core™ i5
Processor modelDiffers	i7-8550U	i5-8400
Processor coresDiffers	4	6
Processor threadsDiffers	8	6
Processor boost frequency	4 GHz	4 GHz
Processor frequencyDiffers	1.8 GHz	2.8 GHz
Processor cacheDiffers	8 MB	9 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1356	LGA 1151 (Socket H4)
System bus rateDiffers	4 GT/s	8 GT/s
Thermal Design Power (TDP)Differs	15 W	65 W
Bus typeDiffers	OPI	DMI3
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x2+2x1, 1x4, 2x2, 4x1	1x16, 1x8+2x4, 2x8
PCI Express slots version	3.0	3.0
Processor codenameDiffers	Kaby Lake R	Coffee Lake
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Tjunction	100 °C	100 °C
Conflict-Free processor	Yes	Yes
Maximum internal memory supported by processorDiffers	32 GB	64 GB
Memory types supported by processor	DDR4-SDRAM	DDR4-SDRAM
Memory clock speeds supported by processorDiffers	2133,2400 MHz	2666 MHz
Memory bandwidth supported by processor (max)Differs	34.1 GB/s	41.6 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Configurable TDP-up frequencyKnown for one	2 GHz	Unknown — not stated by the source
Configurable TDP-upKnown for one	25 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.8 GHz	Unknown — not stated by the source
Configurable TDP-downKnown for one	10 W	Unknown — not stated by the source
SteppingKnown for one	Y0	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Maximum internal memory	32 GB	32 GB
Memory slotsKnown for one	Unknown — not stated by the source	2
Memory slots typeKnown for one	Unknown — not stated by the source	SO-DIMM
Memory clock speedDiffers	2400 MHz	2666 MHz
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory form factorKnown for one	Unknown — not stated by the source	DIMM/SO-DIMM
Storage4 differ
Total storage capacityDiffers	1.25 TB	256 GB
Storage mediaDiffers	HDD+SSD	SSD
Number of storage drives installedDiffers	2	1
Number of SSDs installed	1	1
SSD capacity	256 GB	256 GB
Optical drive typeDiffers	DVD-RW	DVD±RW
Card reader integrated	Yes	Yes
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	1 TB	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Graphics6 differ
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card	Yes	Yes
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® UHD Graphics
On-board graphics card modelDiffers	Intel® UHD Graphics 620	Intel® UHD Graphics 630
Maximum on-board graphics card memoryDiffers	32 GB	64 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequencyDiffers	300 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1050 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card IDDiffers	0x5917	0x3E92
On-board graphics card OpenGL versionDiffers	4.4	4.5
Number of execution unitsKnown for one	Unknown — not stated by the source	23
Audioidentical
Built-in speaker(s)	Yes	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	4 W
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC233
Audio systemKnown for one	Unknown — not stated by the source	Dolby Audio Premium
Cameraidentical
Built-in camera	Yes	Yes
Camera HD typeKnown for one	Unknown — not stated by the source	Full HD
Camera signal formatKnown for one	Unknown — not stated by the source	1080p
Network2 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac), 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 LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	4.2	4.1
WLAN controller modelKnown for one	Intel Dual Band Wireless-AC 7265	Unknown — not stated by the source
Antenna typeKnown for one	2x2	Unknown — not stated by the source
Ports & interfaces6 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantityDiffers	3	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Thunderbolt 3 ports quantity	0	0
Thunderbolt ports quantity	0	0
HDMI ports quantityDiffers	1	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	0	1
Combo headphone/mic port	Yes	Yes
Microphone inKnown for one	No	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Silver	Black
Performanceidentical
Product type	All-in-One PC	All-in-One PC
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® B360
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 10 Home	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features3 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	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-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution Technology	No	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)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	122589	126687
Processor package sizeDiffers	42 x 24 mm	37.5 x 37.5 mm
ScalabilityKnown for one	Unknown — not stated by the source	1S
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2015C
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	90 W	150 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
Weight & dimensions1 differ
Width (with stand)Differs	641 mm	491 mm
Depth (with stand)Known for one	12 mm	Unknown — not stated by the source
Height (with stand)Known for one	488 mm	Unknown — not stated by the source
Weight (with stand)Known for one	8.5 kg	Unknown — not stated by the source
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR
Packaging content1 differ
Keyboard included	Yes	Yes
Keyboard languageKnown for one	Unknown — not stated by the source	Swiss
Keyboard layoutDiffers	AZERTY	QWERTZ
Power cord includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Autonomy mode	No	No
Detachable display	No	No
3DKnown for one	No	Unknown — not stated by the source
Penidentical
Pen includedKnown for one	No	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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