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

Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss vs Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss

141specifications compared
18differ
123identical
25known for one product only

Key differences

The Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss has 0.1 GHz more processor boost frequency than the Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss (4.1 GHz vs 4 GHz). The Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss has 0.2 GHz more processor frequency than the Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss (3 GHz vs 2.8 GHz). The Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss has 50 MHz more on-board graphics card dynamic frequency (max) than the Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss (1100 MHz vs 1050 MHz). Only the Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss has touchscreen. Only the Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss has embedded options available.

Display diagonal
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:54.6 cm (21.5")
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:60.5 cm (23.8")
Touchscreen
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:No
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:Yes
Processor model
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:i5-8400
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:i5-8500
Processor boost frequency
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:4 GHz
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:4.1 GHz
Processor frequency
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:2.8 GHz
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:3 GHz
On-board graphics card dynamic frequency (max)
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:1050 MHz
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:1100 MHz
RMS rated power
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:4 W
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:6 W
Bluetooth version
- M820z + Preferred Pro II USB Keyboard QWERTZ Swiss:4.1
- M920z + Preferred Pro II USB Keyboard QWERTZ Swiss:5.0

Side by side

Differences highlightedShow differences only

Comparison of M820z + Preferred Pro II USB Keyboard QWERTZ Swiss, M920z + Preferred Pro II USB Keyboard QWERTZ Swiss
166 specifications	A Lenovo M820z + Preferred Pro II USB Keyboard QWERTZ Swiss View product	B Lenovo M920z + Preferred Pro II USB Keyboard QWERTZ Swiss View product
Display2 differ
Display diagonalDiffers	54.6 cm (21.5")	60.5 cm (23.8")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
TouchscreenDiffers	No	Yes
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Native aspect ratio	16:9	16:9
Display brightness	250 cd/m²	250 cd/m²
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Panel type	WVA	WVA
Screen shape	Flat	Flat
Processor3 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	8th gen Intel® Core™ i5	8th gen Intel® Core™ i5
Processor modelDiffers	i5-8400	i5-8500
Processor cores	6	6
Processor threads	6	6
Processor boost frequencyDiffers	4 GHz	4.1 GHz
Processor frequencyDiffers	2.8 GHz	3 GHz
Processor cache	9 MB	9 MB
Processor socket	LGA 1151 (Socket H4)	LGA 1151 (Socket H4)
System bus rate	8 GT/s	8 GT/s
Thermal Design Power (TDP)	65 W	65 W
Bus type	DMI3	DMI3
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 1x8+2x4, 2x8	1x16, 1x8+2x4, 2x8
PCI Express slots version	3.0	3.0
Processor codename	Coffee Lake	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 processor	64 GB	64 GB
Memory types supported by processor	DDR4-SDRAM	DDR4-SDRAM
Memory clock speeds supported by processor	2666 MHz	2666 MHz
Memory bandwidth supported by processor (max)	41.6 GB/s	41.6 GB/s
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Processor cache typeKnown for one	Smart Cache	Unknown — not stated by the source
Memoryidentical
Internal memory	8 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Maximum internal memory	32 GB	32 GB
Memory slots	2	2
Memory slots type	SO-DIMM	SO-DIMM
Memory clock speed	2666 MHz	2666 MHz
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory form factor	DIMM/SO-DIMM	DIMM/SO-DIMM
Storageidentical
Total storage capacity	256 GB	256 GB
Storage media	SSD	SSD
Number of SSDs installed	1	1
SSD capacity	256 GB	256 GB
Optical drive type	DVD±RW	DVD±RW
Card reader integrated	Yes	Yes
Number of storage drives installedKnown for one	1	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® UHD Graphics	Intel® UHD Graphics
On-board graphics card model	Intel® UHD Graphics 630	Intel® UHD Graphics 630
Maximum on-board graphics card memory	64 GB	64 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequency	350 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1050 MHz	1100 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card ID	0x3E92	0x3E92
On-board graphics card OpenGL version	4.5	4.5
Number of execution unitsKnown for one	23	Unknown — not stated by the source
Audio1 differ
Built-in speaker(s)	Yes	Yes
Number of speakers	2	2
RMS rated powerDiffers	4 W	6 W
Audio chip	Realtek ALC233	Realtek ALC233
Audio system	Dolby Audio Premium	Dolby Audio Premium
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Built-in camera	Yes	Yes
Camera HD type	Full HD	Full HD
Camera signal format	1080p	1080p
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standards	802.11a, 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)
WLAN controller modelKnown for one	Unknown — not stated by the source	Intel Dual Band Wireless-AC 9560
Antenna typeKnown for one	Unknown — not stated by the source	2x2
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionDiffers	4.1	5.0
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	5
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	1	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	1	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 quantity	0	0
DisplayPorts quantity	1	1
Headphone outputs	1	1
Microphone inKnown for one	Unknown — not stated by the source	No
Combo headphone/mic port	Yes	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
On/off buttonKnown for one	Unknown — not stated by the source	Yes
Performance1 differ
Product type	All-in-One PC	All-in-One PC
Market positioningKnown for one	Unknown — not stated by the source	Business
Motherboard chipsetDiffers	Intel® B360	Intel Q370
Trusted Platform Module (TPM)	Yes	Yes
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Processor special features7 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	No	Yes
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)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI versionDiffers	0.00	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
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)	No	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	126687	129939
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	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 specification	PCG 2015C	PCG 2015C
Poweridentical
AC adapter power	150 W	150 W
AC adapter frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Penidentical
Pen includedKnown for one	Unknown — not stated by the source	No
Weight & dimensions1 differ
Width (with stand)Differs	491 mm	542 mm
Depth (with stand)Known for one	Unknown — not stated by the source	252 mm
Height (with stand)Known for one	Unknown — not stated by the source	444 mm
Weight (with stand)Known for one	Unknown — not stated by the source	8.94 kg
Width (without stand)Known for one	Unknown — not stated by the source	542 mm
Depth (without stand)Known for one	Unknown — not stated by the source	46 mm
Height (without stand)Known for one	Unknown — not stated by the source	349 mm
Weight (without stand)Known for one	Unknown — not stated by the source	6.34 kg
Certificatesidentical
Compliance certificates	RoHS	RoHS
Sustainabilityidentical
Sustainability certificates	EPEAT Gold, ENERGY STAR	EPEAT Gold, ENERGY STAR
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboard included	Yes	Yes
Keyboard language	Swiss	Swiss
Keyboard layout	QWERTZ	QWERTZ
Power cord included	Yes	Yes
Manual	Yes	Yes
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
Autonomy mode	No	No
Detachable display	No	No

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.

More all-in-one pcs/workstations comparisons

All all-in-one pcs/workstations comparisons