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

Acer Aspire Z1-621-MW51 Intel® Celeron® N2940 vs HP Pavilion 23-q151nd Intel® Core™ i5 i5-6400T

116specifications compared
60differ
56identical
84known for one product only

Key differences

Display diagonal
- Aspire Z1-621-MW51 Intel® Celeron® N2940:54.6 cm (21.5")
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:58.4 cm (23")
Touchscreen
- Aspire Z1-621-MW51 Intel® Celeron® N2940:Yes
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:No
Panel type
- Aspire Z1-621-MW51 Intel® Celeron® N2940:TFT
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:IPS
Processor family
- Aspire Z1-621-MW51 Intel® Celeron® N2940:Intel® Celeron®
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:Intel® Core™ i5
Processor model
- Aspire Z1-621-MW51 Intel® Celeron® N2940:N2940
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:i5-6400T
Processor boost frequency
- Aspire Z1-621-MW51 Intel® Celeron® N2940:2.25 GHz
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:2.8 GHz
Processor frequency
- Aspire Z1-621-MW51 Intel® Celeron® N2940:1.83 GHz
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:2.2 GHz
Processor cache
- Aspire Z1-621-MW51 Intel® Celeron® N2940:2 MB
- Pavilion 23-q151nd Intel® Core™ i5 i5-6400T:6 MB

Side by side

Differences highlightedShow differences only

Comparison of Z1-621-MW51, 23-q151nd
200 specifications	A Acer Aspire Z1-621-MW51 Intel® Celeron® N2940 Model Z1-621-MW51 View product	B HP Pavilion 23-q151nd Intel® Core™ i5 i5-6400T Model 23-q151nd View product
Display3 differ
Display diagonalDiffers	54.6 cm (21.5")	58.4 cm (23")
TouchscreenDiffers	Yes	No
Panel typeDiffers	TFT	IPS
Tilt angle rangeKnown for one	Unknown — not stated by the source	5 - 30°
Display surfaceKnown for one	Gloss	Unknown — not stated by the source
Processor21 differ
Processor familyDiffers	Intel® Celeron®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	6th gen Intel® Core™ i5
Processor modelDiffers	N2940	i5-6400T
Processor boost frequencyDiffers	2.25 GHz	2.8 GHz
Processor frequencyDiffers	1.83 GHz	2.2 GHz
Processor cacheDiffers	2 MB	6 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketDiffers	BGA 1170	LGA 1151 (Socket H4)
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
64-bit computingKnown for one	Unknown — not stated by the source	Yes
Thermal Design Power (TDP)Differs	7.5 W	35 W
Bus typeKnown for one	Unknown — not stated by the source	DMI3
Maximum number of PCI Express lanesDiffers	4	16
Number of QPI linksKnown for one	Unknown — not stated by the source	0
PCI Express configurationsDiffers	1x4	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
Processor codeDiffers	SR1YV	SR2BS
Processor codenameDiffers	Bay Trail	Skylake
Processor lithographyDiffers	22 nm	14 nm
Processor operating modesDiffers	32-bit, 64-bit	64-bit
Processor seriesDiffers	Intel Celeron Processor N2000 Series for Mobile	Intel Core i5-6400 Desktop series
SteppingDiffers	C0	R0
TcaseKnown for one	Unknown — not stated by the source	66 °C
Maximum internal memory supported by processorDiffers	8 GB	64 GB
Memory types supported by processorDiffers	DDR3L-SDRAM	DDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers	1333 MHz	2133,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)Differs	21.32 GB/s	34.1 GB/s
Memory voltage supported by processorKnown for one	Unknown — not stated by the source	1.35 V
Scenario Design Power (SDP)Known for one	4.5 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	2 GB	8 GB
Maximum internal memoryDiffers	4 GB	16 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 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 8 GB
Storage4 differ
Total storage capacityDiffers	500 GB	1 TB
Storage mediaDiffers	HDD	Hybrid-HDD
Total HDDs capacityKnown for one	Unknown — not stated by the source	1 TB
HDD capacityDiffers	500 GB	1 TB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Hybrid-HDD cache typeKnown for one	Unknown — not stated by the source	Flash
Hybrid-HDD cache memoryKnown for one	Unknown — not stated by the source	8 GB
Optical drive typeDiffers	No	DVD Super Multi
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD, SDHC, SDXC
Graphics5 differ
On-board graphics card modelDiffers	Intel® HD Graphics	Intel® HD Graphics 530
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.7 GB
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	313 MHz	350 MHz
On-board graphics card burst frequencyDiffers	854 MHz	950 MHz
On-board graphics card dynamic frequency (max)Differs	854 MHz	950 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12.0
On-board graphics card IDKnown for one	Unknown — not stated by the source	0x1912
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
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 systemKnown for one	Unknown — not stated by the source	B&O PLAY
Optical driveidentical
Optical drive interfaceKnown for one	Unknown — not stated by the source	SATA
Disc types supportedKnown for one	Unknown — not stated by the source	DVD, CD
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 LAN data ratesDiffers	10,100 Mbit/s	10,1000,100 Mbit/s
Bluetooth Low Energy (BLE)Known for one	Yes	Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	3	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsDiffers	1	0
Microphone inDiffers	Yes	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	0
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Mini PCI Express slotsKnown for one	1	Unknown — not stated by the source
Total number of SATA connectorsKnown for one	2	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Silver
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Country of originKnown for one	Unknown — not stated by the source	China
Performanceidentical
Placement supportedKnown for one	Unknown — not stated by the source	Vertical
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 10 Home
Processor special features13 differ
Graphics & IMC lithographyDiffers	22 nm	14 nm
Intel Clear Video TechnologyDiffers	No	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Software Guard Extensions (Intel SGX)Known for one	Unknown — not stated by the source	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 VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)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)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Differs	No	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	82104	88187
Processor package sizeDiffers	25 x 27 mm	37.5 x 37.5 mm
ScalabilityKnown for one	Unknown — not stated by the source	1S
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2, AVX 2.0, SSE4.1
Thermal Monitoring TechnologiesDiffers	No	Yes
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2015A
Intel HD GraphicsKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	65 W	90 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 & dimensions3 differ
Width (with stand)Differs	526 mm	568 mm
Depth (with stand)Differs	30 mm	193 mm
Height (with stand)Differs	342 mm	451 mm
Weight (with stand)Known for one	Unknown — not stated by the source	8.07 kg
Package widthKnown for one	Unknown — not stated by the source	666 mm
Package depthKnown for one	Unknown — not stated by the source	231 mm
Package heightKnown for one	Unknown — not stated by the source	543 mm
Package weightKnown for one	Unknown — not stated by the source	11.2 kg
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-15 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3050 m
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Silver, ENERGY STAR
Packaging contentidentical
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	Unknown — not stated by the source	No
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
Autonomy modeKnown for one	Unknown — not stated by the source	No
Near Field Communication (NFC)Known for one	Unknown — not stated by the source	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.

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