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Product comparison · 2 pcs/workstations

HP 251-a123w Intel® Pentium® J2900 vs HP 800 G2 SFF

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  • 110specifications compared
  • 71differ
  • 39identical
  • 58known for one product only

Key differences

  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i7
  • Processor model
    • J2900
    • i7-6700
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 2.66 GHz
    • 4 GHz
  • Processor frequency
    • 2.41 GHz
    • 3.4 GHz
  • Processor cache
    • 2 MB
    • 8 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Processor lithography
    • 22 nm
    • 14 nm

Side by side

Differences highlightedShow differences only
168 specifications
A

HP

251-a123w Intel® Pentium® J2900

Model 251-a123w

View product
B

HP

800 G2 SFFView product
Processor21 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Pentium®Intel® Core™ i7
Processor generationKnown for one6th gen Intel® Core™ i7
Processor modelDiffersJ2900i7-6700
Processor cores44
Processor threadsDiffers48
Processor boost frequencyDiffers2.66 GHz4 GHz
Processor frequencyDiffers2.41 GHz3.4 GHz
Processor cacheDiffers2 MB8 MB
Processor cache typeDiffersL2Smart Cache
Bus typeKnown for oneDMI3
FSB ParityNoNo
System bus rateKnown for one8 GT/s
Processor lithographyDiffers22 nm14 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Pentium J2000 Series for DesktopIntel Core i7-6700 Desktop series
Processor codenameDiffersBay TrailSkylake
Thermal Design Power (TDP)Differs10 W65 W
TcaseKnown for one71 °C
Maximum number of PCI Express lanesDiffers416
PCI Express configurationsDiffers1x42x8, 1x8+2x4, 1x16
PCI Express slots versionDiffers2.03.0
Number of processors installed11
Processor socketDiffersBGA 1170LGA 1151 (Socket H4)
SteppingDiffersB3R0
Maximum internal memory supported by processorDiffers8 GB64 GB
Memory types supported by processorDiffersDDR3L-SDRAMDDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers1333 MHz1333,1600,1866,2133 MHz
Memory bandwidth supported by processor (max)Differs21.3 GB/s34.1 GB/s
ECC supported by processorNoNo
Memory voltage supported by processorKnown for one1.35 V
TjunctionKnown for one105 °C
Memory5 differ
Internal memoryDiffers4 GB8 GB
Maximum internal memoryDiffers16 GB64 GB
Internal memory typeDiffersDDR3-SDRAMDDR4-SDRAM
Memory slotsDiffers2x DIMM4x DIMM
Memory clock speedDiffers1600 MHz2133 MHz
Memory channelsDual-channelDual-channel
Storage3 differ
Total storage capacityDiffers1 TB500 GB
Optical drive typeDVD Super MultiDVD Super Multi
Storage mediaHDDHDD
Number of storage drives installedKnown for one1
Number of HDDs installed11
HDD capacityDiffers1 TB500 GB
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Card reader integratedDiffersYesNo
Total HDDs capacityKnown for one1 TB
Graphics5 differ
On-board graphics cardYesYes
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 530
Maximum on-board graphics card memoryKnown for one1.74 GB
Number of displays supported (on-board graphics)Differs23
On-board graphics card base frequencyDiffers688 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs896 MHz1150 MHz
On-board graphics card DirectX versionDiffers11.212.0
On-board graphics card IDKnown for one1912
On-board graphics card OpenGL versionKnown for one4.4
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card burst frequencyKnown for one896 MHz
Performanceidentical
Product typePCPC
Motherboard chipsetKnown for oneIntel® Q170
Network2 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiDiffersYesNo
BluetoothKnown for oneNo
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers18
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Thunderbolt 3 ports quantityKnown for one0
DisplayPorts quantityKnown for one2
HDMI ports quantity00
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Microphone inYesYes
VGA (D-Sub) ports quantity11
DVI portDiffersYesNo
PS/2 ports quantityKnown for one2
Serial ports quantityKnown for one1
Line-outKnown for oneYes
Line-inKnown for oneYes
DC-in jackKnown for oneYes
Expansion slotsidentical
Number of 3.5" baysKnown for one2
PCI Express x1 slotsKnown for one2
PCI Express x4 slotsKnown for one1
PCI Express x16 slotsKnown for one1
Power1 differ
Power supplyDiffers65 W200 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Design1 differ
Chassis typeDiffersTowerSFF
Number of 2.5" baysKnown for one1
Product colourBlackBlack
Country of originChinaChina
Liquid cooling systemKnown for oneNo
Software1 differ
Operating system installedDiffersWindows 10 HomeWindows 10
Operating system architectureKnown for one64-bit
Displayidentical
Display includedNoNo
Processor special features25 differ
CPU configuration (max)11
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyDiffers22 nm14 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyDiffersNoYes
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateDiffersNoYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology versionDiffers0.001.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology versionKnown for one1.00
Intel Small Business Advantage (SBA) versionDiffers0.001.00
Intel Software Guard Extensions (Intel SGX)Known for oneYes
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel TSX-NIKnown for oneYes
Intel TSX-NI versionKnown for one1.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)DiffersNoYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers7886888196
Processor codeDiffersSR1SBSR2BT
Processor package sizeDiffers25 X 27 mm37.5 x 37.5 mm
ScalabilityKnown for one1S
Supported instruction setsKnown for oneSSE4.1, AVX 2.0, SSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Thermal solution specificationKnown for onePCG 2015C
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyYesYes
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)NoNo
Conflict-Free processorYesYes
Intel HD GraphicsKnown for oneYes
Intel® Built-in Visuals TechnologyKnown for oneYes
Intel® Smart CacheKnown for oneNo
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x
Physical Address Extension (PAE)Known for oneYes
Audioidentical
Audio systemKnown for oneDTS Studio Sound
Weight & dimensions4 differ
WidthDiffers165.1 mm338 mm
DepthDiffers375 mm379 mm
HeightDiffers363.9 mm100 mm
WeightDiffers4.87 kg7.6 kg
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Silver, ENERGY STAR
Optical driveidentical
Optical drives quantityKnown for one1
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboard includedKnown for oneYes

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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