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

HP All-in-One - 22-b021na vs HP Pavilion 27-a155na All-in-One

107specifications compared
42differ
65identical
63known for one product only

Key differences

Display diagonal
- All-in-One - 22-b021na:54.6 cm (21.5")
- Pavilion 27-a155na All-in-One:68.6 cm (27")
Processor family
- All-in-One - 22-b021na:Intel® Pentium®
- Pavilion 27-a155na All-in-One:Intel® Core™ i5
Processor model
- All-in-One - 22-b021na:J3710
- Pavilion 27-a155na All-in-One:i5-6400T
Processor boost frequency
- All-in-One - 22-b021na:2.64 GHz
- Pavilion 27-a155na All-in-One:2.8 GHz
Processor frequency
- All-in-One - 22-b021na:1.6 GHz
- Pavilion 27-a155na All-in-One:2.2 GHz
Processor cache
- All-in-One - 22-b021na:2 MB
- Pavilion 27-a155na All-in-One:6 MB
Processor cache type
- All-in-One - 22-b021na:L2
- Pavilion 27-a155na All-in-One:Smart Cache
Thermal Design Power (TDP)
- All-in-One - 22-b021na:6.5 W
- Pavilion 27-a155na All-in-One:35 W

Side by side

Differences highlightedShow differences only

Comparison of 22-b021na, 27-a155na
170 specifications	A HP All-in-One - 22-b021na Model 22-b021na View product	B HP Pavilion 27-a155na All-in-One Model 27-a155na View product
Display1 differ
Display diagonalDiffers	54.6 cm (21.5")	68.6 cm (27")
Panel typeKnown for one	Unknown — not stated by the source	IPS
Processor14 differ
Processor familyDiffers	Intel® Pentium®	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	6th gen Intel® Core™ i5
Processor modelDiffers	J3710	i5-6400T
Processor boost frequencyDiffers	2.64 GHz	2.8 GHz
Processor frequencyDiffers	1.6 GHz	2.2 GHz
Processor cacheDiffers	2 MB	6 MB
Processor cache typeDiffers	L2	Smart Cache
Processor socketKnown for one	Unknown — not stated by the source	LGA 1151 (Socket H4)
System bus rateKnown for one	Unknown — not stated by the source	8 GT/s
Thermal Design Power (TDP)Differs	6.5 W	35 W
Bus typeKnown for one	Unknown — not stated by the source	DMI3
Maximum number of PCI Express lanesDiffers	4	16
PCI Express configurationsDiffers	1x2+2x1, 1x4, 2x2, 4x1	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
Processor codeKnown for one	Unknown — not stated by the source	SR2BS
Processor codenameDiffers	Braswell	Skylake
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i5-6400 Desktop series
SteppingKnown for one	Unknown — not stated by the source	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	1600 MHz	2133,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	34.1 GB/s
Memory voltage supported by processorKnown for one	Unknown — not stated by the source	1.35 V
Integrated 4G WiMAXKnown for one	No	Unknown — not stated by the source
TjunctionKnown for one	90 °C	Unknown — not stated by the source
Memory3 differ
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
Memory slots typeDiffers	DIMM	SO-DIMM
Memory clock speedDiffers	1600 MHz	2133 MHz
Storage4 differ
Total storage capacityDiffers	1 TB	2 TB
Number of storage drives installedKnown for one	Unknown — not stated by the source	1
Total HDDs capacityDiffers	1 TB	2 TB
HDD capacityDiffers	1 TB	2 TB
HDD speedDiffers	7200 RPM	5400 RPM
Graphics5 differ
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 405	Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers	8 GB	1.7 GB
On-board graphics card base frequencyDiffers	400 MHz	350 MHz
On-board graphics card burst frequencyDiffers	740 MHz	950 MHz
On-board graphics card dynamic frequency (max)Differs	740 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
Discrete graphics cardKnown for one	No	Unknown — not stated by the source
Number of execution unitsKnown for one	18	Unknown — not stated by the source
Audioidentical
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Dolby technologiesKnown for one	DTS Studio Sound	Unknown — not stated by the source
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)
Bluetooth versionDiffers	4.0	4.2
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Turquoise, White	White
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® H170
Processor special features6 differ
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Secure Key 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) 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 Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	Yes
Intel® InTru™ 3D TechnologyDiffers	No	Yes
Intel® Insider™Known for one	Unknown — not stated by the source	Yes
Intel® OS GuardDiffers	No	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	91532	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 solution specificationKnown for one	Unknown — not stated by the source	PCG 2015A
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure BootKnown for one	Yes	Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
UARTKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
Width (with stand)Differs	539 mm	654.8 mm
Depth (with stand)Differs	184 mm	203.5 mm
Height (with stand)Differs	397 mm	553.4 mm
Weight (with stand)Differs	5.53 kg	10.3 kg
Package weightKnown for one	7.37 kg	Unknown — not stated by the source
Packaging contentidentical
Warranty cardKnown for one	Yes	Unknown — not stated by the source
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Autonomy modeKnown for one	No	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	65 W	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Silver, ENERGY STAR	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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