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Product comparison · 2 pcs/workstations

ASUS M M51AD-NR021S PC Intel® Core™ i5 i5-4440S vs HP 420 + Z23i

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  • 104specifications compared
  • 53differ
  • 51identical
  • 54known for one product only

Key differences

The HP 420 + Z23i has 4 more processor threads than the ASUS M M51AD-NR021S PC Intel® Core™ i5 i5-4440S (8 vs 4). The HP 420 + Z23i has 0.6 GHz more processor boost frequency than the ASUS M M51AD-NR021S PC Intel® Core™ i5 i5-4440S (3.9 GHz vs 3.3 GHz). The HP 420 + Z23i has 0.9 GHz more processor frequency than the ASUS M M51AD-NR021S PC Intel® Core™ i5 i5-4440S (3.7 GHz vs 2.8 GHz). Only the HP 420 + Z23i has ECC supported by processor. Only the HP 420 + Z23i has Intel Demand Based Switching.

  • Processor family
    • Intel® Core™ i5
    • Intel® Xeon® E5 Family
  • Processor model
    • i5-4440S
    • E5-1620V2
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 3.3 GHz
    • 3.9 GHz
  • Processor frequency
    • 2.8 GHz
    • 3.7 GHz
  • Processor cache
    • 6 MB
    • 10 MB
  • Processor codename
    • Haswell
    • Ivy Bridge EP
  • Thermal Design Power (TDP)
    • 65 W
    • 130 W

Side by side

Differences highlightedShow differences only
158 specifications
A

ASUS

M M51AD-NR021S PC Intel® Core™ i5 i5-4440S

Model M51AD-NR021S

View product
B

HP

420 + Z23iView product
Processor17 differ
Processor familyDiffersIntel® Core™ i5Intel® Xeon® E5 Family
Processor generationKnown for one4th gen Intel® Core™ i5
Processor modelDiffersi5-4440SE5-1620V2
Processor threadsDiffers48
Processor boost frequencyDiffers3.3 GHz3.9 GHz
Processor frequencyDiffers2.8 GHz3.7 GHz
Processor cacheDiffers6 MB10 MB
System bus rateKnown for one5 GT/s
Processor seriesDiffersIntel Core i5-4400 Desktop seriesIntel Xeon E5-1600 v2
Processor codenameDiffersHaswellIvy Bridge EP
Thermal Design Power (TDP)Differs65 W130 W
TcaseDiffers71.35 °C70 °C
Maximum number of PCI Express lanesDiffers1640
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x4x4, x8, x16
Number of QPI linksKnown for one1
Processor socketDiffersLGA 1150 (Socket H3)LGA 2011 (Socket R)
SteppingKnown for oneC0
Maximum internal memory supported by processorDiffers32 GB256 GB
Memory clock speeds supported by processorDiffers1333,1600 MHz800,1066,1333,1600,1866 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s59.7 GB/s
ECC supported by processorDiffersNoYes
Memory3 differ
Maximum internal memoryDiffers16 GB64 GB
Memory clock speedDiffers1600 MHz1866 MHz
Memory channelsDiffersDual-channelQuad-channel
Memory layout (slots x size)Known for one4 x 2 GB
Memory slotsKnown for one8x DIMM
ECCKnown for oneYes
Storage1 differ
HDD interfaceDiffersSATA IIISATA
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneCF, Memory Stick (MS), MicroDrive, MiniSD, MMC, MS Duo, MS Micro (M2), MS PRO, MS PRO Duo, RS-MMC, SD, SDHC
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GTX 760
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one1.74 GB
Number of displays supported (on-board graphics)Known for one3
On-board graphics card base frequencyKnown for one350 MHz
On-board graphics card dynamic frequency (max)Known for one1100 MHz
On-board graphics card DirectX versionKnown for one11.1
On-board graphics card IDKnown for one0x412
Performance2 differ
Product typeDiffersPCWorkstation
Motherboard chipsetDiffersIntel® H81Intel® C602
Optical driveidentical
BD interface typeKnown for oneSATA
Networkidentical
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiKnown for oneNo
Ports & interfaces4 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantityDiffers10
PS/2 ports quantityDiffers02
Line-outKnown for oneYes
Line-inKnown for oneYes
Firewire (IEEE 1394) portsKnown for one2
Expansion slotsidentical
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one1
Mini PCI Express slotsKnown for one1
Number of 3.5" baysKnown for one3
Design1 differ
Chassis typeDiffersDesktopMini Tower
Number of 5.25" baysKnown for one3
Country of originKnown for oneChina
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Recovery operating systemKnown for oneWindows 8.1 Pro
Processor special features18 differ
Graphics & IMC lithographyKnown for one22 nm
Intel Demand Based SwitchingDiffersNoYes
Intel FDI TechnologyDiffersYesNo
Intel Identity Protection Technology versionDiffers1.000.00
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneNo
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersYesNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® InTru™ 3D TechnologyDiffersYesNo
Intel® Insider™DiffersYesNo
Intel® Wireless Display (Intel® WiDi)DiffersYesNo
Processor ARK IDDiffers7504075779
Processor package sizeDiffers37.5 x 37.5 mm52.5 x 45.0 mm
Supported instruction setsDiffersAVX 2.0AVX
Thermal solution specificationKnown for onePCG 2013C
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersYesNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Intel® Identity Protection Technology (Intel® IPT)DiffersYesNo
Intel® Anti-Theft Technology (Intel® AT)DiffersYesNo
Conflict-Free processorDiffersYesNo
Weight & dimensions4 differ
WidthDiffers175 mm177.8 mm
DepthDiffers400 mm445.2 mm
HeightDiffers420 mm447.6 mm
WeightDiffers9.2 kg12.5 kg
Packaging dataidentical
Package widthKnown for one242 mm
Package depthKnown for one550 mm
Package heightKnown for one510 mm
Packaging content2 differ
Mouse includedDiffersYesNo
Keyboard includedDiffersYesNo
ManualKnown for oneYes
Poweridentical
Power supplyKnown for one600 W
Displayidentical
Display includedKnown for oneYes
Display diagonalKnown for one58.4 cm (23")
Display resolutionKnown for one1920 x 1080 pixels
Native aspect ratioKnown for one16:9
Contrast ratio (typical)Known for one1000:1
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one178°
Viewing angle, verticalKnown for one178°
Audioidentical
Audio systemKnown for oneHD
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY 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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