Product comparison · 2 pcs/workstations

HP Pavilion 550-255na Intel® Core™ i5 i5-6400 vs HP Pavilion 550-256na Intel® Core™ i5 i5-6400

143specifications compared
8differ
135identical
48known for one product only

Key differences

SSD interface
- Pavilion 550-255na Intel® Core™ i5 i5-6400:SATA III
- Pavilion 550-256na Intel® Core™ i5 i5-6400:SATA
Ethernet LAN data rates
- Pavilion 550-255na Intel® Core™ i5 i5-6400:10,1000,100 Mbit/s
- Pavilion 550-256na Intel® Core™ i5 i5-6400:10,100,1000 Mbit/s
Top Wi-Fi standard
- Pavilion 550-255na Intel® Core™ i5 i5-6400:802.11g
- Pavilion 550-256na Intel® Core™ i5 i5-6400:Wi-Fi 5 (802.11ac)
Chassis type
- Pavilion 550-255na Intel® Core™ i5 i5-6400:Tower
- Pavilion 550-256na Intel® Core™ i5 i5-6400:Mini Tower
Product colour
- Pavilion 550-255na Intel® Core™ i5 i5-6400:Silver
- Pavilion 550-256na Intel® Core™ i5 i5-6400:Black, White
Package width
- Pavilion 550-255na Intel® Core™ i5 i5-6400:499 mm
- Pavilion 550-256na Intel® Core™ i5 i5-6400:240 mm
Package depth
- Pavilion 550-255na Intel® Core™ i5 i5-6400:240 mm
- Pavilion 550-256na Intel® Core™ i5 i5-6400:496 mm

Side by side

Differences highlightedShow differences only

Comparison of 550-255na, 550-256na
191 specifications	A HP Pavilion 550-255na Intel® Core™ i5 i5-6400 Model 550-255na View product	B HP Pavilion 550-256na Intel® Core™ i5 i5-6400 Model 550-256na View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	6th gen Intel® Core™ i5	6th gen Intel® Core™ i5
Processor model	i5-6400	i5-6400
Processor cores	4	4
Processor threads	4	4
Processor boost frequency	3.3 GHz	3.3 GHz
Processor frequency	2.7 GHz	2.7 GHz
Processor cache	6 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI3	DMI3
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rate	8 GT/s	8 GT/s
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i5-6400 Desktop series	Intel Core i5-6400 Desktop series
Processor codename	Skylake	Skylake
Thermal Design Power (TDP)	65 W	65 W
Tcase	71 °C	71 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Number of QPI linksKnown for one	0	Unknown — not stated by the source
Number of processors installed	1	1
Processor socket	LGA 1151 (Socket H4)	LGA 1151 (Socket H4)
Stepping	R0	R0
Maximum internal memory supported by processor	64 GB	64 GB
Memory types supported by processor	DDR3L-SDRAM, DDR4-SDRAM	DDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processor	2133,1333,1600,1866 MHz	2133,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)	34.1 GB/s	34.1 GB/s
ECC supported by processor	No	No
Memory voltage supported by processor	1.35 V	1.35 V
Memoryidentical
Internal memory	8 GB	8 GB
Maximum internal memoryKnown for one	16 GB	Unknown — not stated by the source
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory layout (slots x size)	2 x 4 GB	2 x 4 GB
Memory slots	2x DIMM	2x DIMM
Memory channels	Dual-channel	Dual-channel
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Storage1 differ
Total storage capacity	2.12 TB	2.12 TB
Optical drive type	DVD Super Multi	DVD Super Multi
Storage media	HDD+SSD	HDD+SSD
Number of storage drives installedKnown for one	2	Unknown — not stated by the source
Number of storage drives supportedKnown for one	2	Unknown — not stated by the source
Total HDDs capacity	2 TB	2 TB
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacity	2 TB	2 TB
HDD interface	SATA	SATA
HDD speed	5400 RPM	5400 RPM
Total SSDs capacity	128 GB	128 GB
Number of SSDs installed	1	1
SSD capacity	128 GB	128 GB
SSD interfaceDiffers	SATA III	SATA
Card reader integrated	Yes	Yes
Graphicsidentical
On-board graphics card	Yes	Yes
Discrete graphics card model	AMD Radeon R5 330	AMD Radeon R5 330
Discrete graphics card memory	2 GB	2 GB
Discrete graphics memory type	GDDR3	GDDR3
Number of discrete graphics cardsKnown for one	1	Unknown — not stated by the source
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 530	Intel® HD Graphics 530
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)	950 MHz	950 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card ID	1912	1912
On-board graphics card OpenGL version	4.4	4.4
Graphics card Open GL supportKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Product type	PC	PC
Motherboard chipset	Intel® H110	Intel® H110
Audio output channelsKnown for one	5.1 channels	Unknown — not stated by the source
Optical driveidentical
Optical drives quantity	1	1
LightScribeKnown for one	No	Unknown — not stated by the source
Network3 differ
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,1000,100 Mbit/s	10,100,1000 Mbit/s
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-Fi	Yes	Yes
Top Wi-Fi standardDiffers	802.11g	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11a, 802.11g, 802.11b	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Internal modemKnown for one	No	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0	0
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
DVI portKnown for one	No	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
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-C ports quantityKnown for one	Unknown — not stated by the source	0
Thunderbolt 3 ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x1 slots	1	1
PCI Express x16 slots	1	1
Mini PCI Express slotsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supply	180 W	180 W
Power supply input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	Tower	Mini Tower
Placement supportedKnown for one	Vertical	Unknown — not stated by the source
Liquid cooling systemKnown for one	No	Unknown — not stated by the source
Product colourDiffers	Silver	Black, White
Country of origin	China	China
Softwareidentical
Operating system installed	Windows 10 Home	Windows 10 Home
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel HD Graphics	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel QuickPath InterconnectKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)	No	No
Intel Stable Image Platform Program (SIPP) version	0.00	0.00
Intel Standard ManageabilityKnown for one	No	Unknown — not stated by the source
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® Active Management Technology (Intel® AMT)Known for one	No	Unknown — not stated by the source
Intel® Built-in Visuals Technology	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® High Definition Audio (Intel® HD Audio)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	No	Unknown — not stated by the source
Intel® OS Guard	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK ID	88185	88185
Processor code	SR2BY	SR2BY
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Scalability	1S	1S
Supported instruction sets	SSE4.2, AVX 2.0, SSE4.1	SSE4.2, AVX 2.0, SSE4.1
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specification	PCG 2015C	PCG 2015C
Thunderbolt™ 3 TechnologyKnown for one	No	Unknown — not stated by the source
UARTKnown for one	No	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	2.0	2.0
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processor	Yes	Yes
Audioidentical
Audio systemKnown for one	B&O PLAY	Unknown — not stated by the source
Weight & dimensionsidentical
Width	165 mm	165 mm
Depth	378 mm	378 mm
Height	364 mm	364 mm
Weight	7.15 kg	7.15 kg
Packaging data2 differ
Package widthDiffers	499 mm	240 mm
Package depthDiffers	240 mm	496 mm
Package height	520 mm	520 mm
Package weight	9.7 kg	9.7 kg
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR

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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