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

HP Pavilion 27-a199na All-in-One vs HP Pavilion All-in-One - 27-a255na

140specifications compared
40differ
100identical
21known for one product only

Key differences

Processor family
- Pavilion 27-a199na All-in-One:Intel® Core™ i7
- Pavilion All-in-One - 27-a255na:Intel® Core™ i5
Processor generation
- Pavilion 27-a199na All-in-One:6th gen Intel® Core™ i7
- Pavilion All-in-One - 27-a255na:7th gen Intel® Core™ i5
Processor model
- Pavilion 27-a199na All-in-One:i7-6700T
- Pavilion All-in-One - 27-a255na:i5-7400T
Processor threads
- Pavilion 27-a199na All-in-One:8
- Pavilion All-in-One - 27-a255na:4
Processor boost frequency
- Pavilion 27-a199na All-in-One:3.6 GHz
- Pavilion All-in-One - 27-a255na:3 GHz
Processor frequency
- Pavilion 27-a199na All-in-One:2.8 GHz
- Pavilion All-in-One - 27-a255na:2.4 GHz
Processor cache
- Pavilion 27-a199na All-in-One:8 MB
- Pavilion All-in-One - 27-a255na:6 MB
PCI Express configurations
- Pavilion 27-a199na All-in-One:1x16, 2x8, 1x8+2x4
- Pavilion All-in-One - 27-a255na:1x16, 1x8+2x4, 2x8

Side by side

Differences highlightedShow differences only

Comparison of 27-a199na, 27-a255na
161 specifications	A HP Pavilion 27-a199na All-in-One Model 27-a199na View product	B HP Pavilion All-in-One - 27-a255na Model 27-a255na View product
Displayidentical
Display diagonal	68.6 cm (27")	68.6 cm (27")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD type	Full HD	Full HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Panel typeKnown for one	IPS	Unknown — not stated by the source
Screen shape	Flat	Flat
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	6th gen Intel® Core™ i7	7th gen Intel® Core™ i5
Processor modelDiffers	i7-6700T	i5-7400T
Processor cores	4	4
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.6 GHz	3 GHz
Processor frequencyDiffers	2.8 GHz	2.4 GHz
Processor cacheDiffers	8 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	LGA 1151 (Socket H4)	LGA 1151 (Socket H4)
System bus rate	8 GT/s	8 GT/s
Thermal Design Power (TDP)	35 W	35 W
Bus type	DMI3	DMI3
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16, 1x8+2x4, 2x8
PCI Express slots version	3.0	3.0
Processor codeDiffers	SR2BU	SSSR332
Processor codenameDiffers	Skylake	Kaby Lake
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-6700 Desktop series	Intel Core i5-7400 Desktop Series
SteppingDiffers	R0	B0
TcaseKnown for one	66 °C	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Maximum internal memory supported by processor	64 GB	64 GB
Memory types supported by processorDiffers	DDR3L-SDRAM, DDR4-SDRAM	DDR3L, DDR4-SDRAM
Memory clock speeds supported by processorDiffers	2133,1333,1600,1866 MHz	1333,1600,2133,2400 MHz
Memory bandwidth supported by processor (max)Known for one	34.1 GB/s	Unknown — not stated by the source
Memory channels supported by processor	Dual	Dual
ECC supported by processor	No	No
Memory voltage supported by processor	1.35 V	1.35 V
Configurable TDP-down frequencyKnown for one	Unknown — not stated by the source	1.2 GHz
Number of QPI linksKnown for one	Unknown — not stated by the source	0
TjunctionKnown for one	Unknown — not stated by the source	80 °C
Memory2 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Maximum internal memory	16 GB	16 GB
Memory slots	2	2
Memory slots type	SO-DIMM	SO-DIMM
Memory clock speed	2133 MHz	2133 MHz
Memory layout (slots x size)Differs	2 x 8 GB	1 x 8 GB
Memory form factor	DIMM/SO-DIMM	DIMM/SO-DIMM
Storage4 differ
Total storage capacityDiffers	3.12 TB	1.12 TB
Storage media	HDD+SSD	HDD+SSD
Number of storage drives installedKnown for one	2	Unknown — not stated by the source
Total HDDs capacityDiffers	3 TB	1 TB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityDiffers	3 TB	1 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD interface	SATA	SATA
Total SSDs capacity	128 GB	128 GB
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacity	128 GB	128 GB
Optical drive type	DVD Super Multi	DVD Super Multi
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Graphics8 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® 930MX	Not available
Discrete graphics card memoryDiffers	2 GB	4 GB
Discrete graphics memory typeDiffers	GDDR5	GDDR3
On-board graphics card	Yes	Yes
On-board graphics card modelDiffers	Intel® HD Graphics 530	Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers	1.74 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	1100 MHz	1000 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card IDDiffers	1912	0x5912
On-board graphics card OpenGL version	4.4	4.4
Audioidentical
Built-in speaker(s)	Yes	Yes
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
Cameraidentical
Built-in camera	Yes	Yes
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n), 802.11a, Wi-Fi 5 (802.11ac)
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth version	4.2	4.2
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 5 (802.11ac)
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	0	1
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
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	0	0
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	1	1
VGA (D-Sub) ports quantity	0	0
Mini DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Headphone outputs	0	0
Microphone in	No	No
Combo headphone/mic port	Yes	Yes
DC-in jack	Yes	Yes
Designidentical
Product colour	White	White
Country of origin	China	China
Performanceidentical
Product type	All-in-One PC	All-in-One PC
Motherboard chipsetKnown for one	Intel® H170	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Home	Windows 10 Home
Operating system architecture	64-bit	64-bit
Processor special features8 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	14 nm	Unknown — not stated by the source
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 Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Differs	Yes	No
Intel Stable Image Platform Program (SIPP) versionDiffers	1.00	0.00
Intel TSX-NIDiffers	Yes	No
Intel TSX-NI versionDiffers	1.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	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® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	2.0	2.0
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	88200	97184
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction setsDiffers	SSE4.2, AVX 2.0, SSE4.1	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specification	PCG 2015A	PCG 2015A
Power1 differ
AC adapter powerDiffers	150 W	120 W
Weight & dimensionsidentical
Width (with stand)	654.8 mm	654.8 mm
Depth (with stand)	203.5 mm	203.5 mm
Height (with stand)	553.4 mm	553.4 mm
Weight (with stand)	10.3 kg	10.3 kg
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
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.

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