Product comparison · 2 pcs/workstations

HP Pavilion 550-126na Intel® Celeron® G G440 vs HP Pavilion Desktop - 550-257na (ENERGY STAR)

104specifications compared
54differ
50identical
75known for one product only

Key differences

Processor family
- Pavilion 550-126na Intel® Celeron® G G440:Intel® Celeron® G
- Pavilion Desktop - 550-257na (ENERGY STAR):Intel® Core™ i5
Processor model
- Pavilion 550-126na Intel® Celeron® G G440:G440
- Pavilion Desktop - 550-257na (ENERGY STAR):i5-6400
Processor cores
- Pavilion 550-126na Intel® Celeron® G G440:1
- Pavilion Desktop - 550-257na (ENERGY STAR):4
Processor threads
- Pavilion 550-126na Intel® Celeron® G G440:1
- Pavilion Desktop - 550-257na (ENERGY STAR):4
Processor frequency
- Pavilion 550-126na Intel® Celeron® G G440:1.6 GHz
- Pavilion Desktop - 550-257na (ENERGY STAR):2.7 GHz
Processor cache
- Pavilion 550-126na Intel® Celeron® G G440:1 MB
- Pavilion Desktop - 550-257na (ENERGY STAR):6 MB
Bus type
- Pavilion 550-126na Intel® Celeron® G G440:DMI
- Pavilion Desktop - 550-257na (ENERGY STAR):DMI3
System bus rate
- Pavilion 550-126na Intel® Celeron® G G440:5 GT/s
- Pavilion Desktop - 550-257na (ENERGY STAR):8 GT/s

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Differences highlightedShow differences only

Comparison of 550-126na, 550-257na
179 specifications	A HP Pavilion 550-126na Intel® Celeron® G G440 Model 550-126na View product	B HP Pavilion Desktop - 550-257na (ENERGY STAR) Model 550-257na View product
Processor19 differ
Processor familyDiffers	Intel® Celeron® G	Intel® Core™ i5
Processor generationKnown for one	Unknown — not stated by the source	6th gen Intel® Core™ i5
Processor modelDiffers	G440	i5-6400
Processor coresDiffers	1	4
Processor threadsDiffers	1	4
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.3 GHz
Processor frequencyDiffers	1.6 GHz	2.7 GHz
Processor cacheDiffers	1 MB	6 MB
Bus typeDiffers	DMI	DMI3
System bus rateDiffers	5 GT/s	8 GT/s
Processor lithographyDiffers	32 nm	14 nm
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i5-6400 Desktop series
Processor codenameDiffers	Sandy Bridge	Skylake
Thermal Design Power (TDP)Differs	35 W	65 W
TcaseDiffers	65.5 °C	71 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers	2.0	3.0
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1151 (Socket H4)
SteppingDiffers	Q0	R0
Maximum internal memory supported by processorDiffers	32 GB	64 GB
Memory types supported by processorDiffers	DDR3-SDRAM	DDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers	1066 MHz	2133,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)Differs	21 GB/s	34.1 GB/s
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Memory voltage supported by processorKnown for one	Unknown — not stated by the source	1.35 V
CPU multiplier (bus/core ratio)Known for one	16	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	4 GB	16 GB
Memory layout (slots x size)Differs	1 x 4 GB	2 x 8 GB
Storage4 differ
Total storage capacityDiffers	1 TB	1.12 TB
Storage mediaDiffers	HDD	HDD+SSD
Number of storage drives installedDiffers	1	2
HDD speedDiffers	7200 RPM	5400 RPM
Total SSDs capacityKnown for one	Unknown — not stated by the source	128 GB
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	128 GB
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Compatible memory cardsKnown for one	MS PRO, Memory Stick (MS), SD, SDHC, SDXC	Unknown — not stated by the source
Graphics5 differ
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelDiffers	Not available	AMD Radeon R9 390
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR5
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
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	64 GB
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1000 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	1912
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® H110
Audio output channelsKnown for one	5.1 channels	Unknown — not stated by the source
Optical driveidentical
Optical drives quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces7 differ
HDMI ports quantityDiffers	2	1
Combo headphone/mic portDiffers	No	Yes
Headphone outputsDiffers	1	0
Microphone inDiffers	Yes	No
VGA (D-Sub) ports quantityDiffers	0	1
DVI portDiffers	No	Yes
Mini DisplayPorts quantityDiffers	0	1
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
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
DC-in jackKnown for one	No	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x1 (Gen 2.x) slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	Desktop	Mini Tower
Product colourDiffers	Black, White	Silver
Liquid cooling systemKnown for one	No	Unknown — not stated by the source
Processor special features12 differ
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Clear Video TechnologyKnown 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)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 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)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® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)Differs	No	Yes
Processor ARK IDDiffers	58667	88185
Processor codeDiffers	SR0BY	SR2BY
ScalabilityKnown for one	Unknown — not stated by the source	1S
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.2, AVX 2.0, SSE4.1
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2015C
Intel® Turbo Boost TechnologyDiffers	No	2.0
Intel® Quick Sync Video TechnologyDiffers	No	Yes
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	Yes
Conflict-Free processorKnown for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	165.1 mm	165 mm
DepthDiffers	375 mm	378 mm
HeightDiffers	363.9 mm	364 mm
Poweridentical
Power supplyKnown for one	180 W	Unknown — not stated by the source
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
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3050 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 4570 m	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	499 mm	Unknown — not stated by the source
Package depthKnown for one	240 mm	Unknown — not stated by the source
Package heightKnown for one	520 mm	Unknown — not stated by the source
Package weightKnown for one	9.7 kg	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Keyboard includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	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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