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Product comparison · 2 computer cooling systems

be quiet! Dark Rock Pro 6 vs UNYKAch UNYCOOL H21 ARGB

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  • 26specifications compared
  • 22differ
  • 4identical
  • 37known for one product only

Key differences

The be quiet! Dark Rock Pro 6 has 10.9 dB more noise level (high speed) than the UNYKAch UNYCOOL H21 ARGB (32.4 dB vs 21.5 dB). The be quiet! Dark Rock Pro 6 has 43.37 cfm more maximum airflow than the UNYKAch UNYCOOL H21 ARGB (79.48 cfm vs 36.11 cfm). The be quiet! Dark Rock Pro 6 has 1.05 mmH2O more maximum air pressure than the UNYKAch UNYCOOL H21 ARGB (2.25 mmH2O vs 1.2 mmH2O). Suitable location: Chipset on the be quiet! Dark Rock Pro 6, Processor on the UNYKAch UNYCOOL H21 ARGB. Fan diameter: 120/135 mm on the be quiet! Dark Rock Pro 6, 9 cm on the UNYKAch UNYCOOL H21 ARGB.

  • Suitable location
    • Chipset
    • Processor
  • Fan diameter
    • 120/135 mm
    • 9 cm
  • Noise level (high speed)
    • 32.4 dB
    • 21.5 dB
  • Maximum airflow
    • 79.48 cfm
    • 36.11 cfm
  • Maximum air pressure
    • 2.25 mmH2O
    • 1.2 mmH2O
  • Bearing type
    • Fluid Dynamic Bearing (FDB)
    • Hydraulic
  • Mean time between failures (MTBF)
    • 300000 h
    • 30000 h
  • Product colour
    • Black
    • Black, Grey

Side by side

Differences highlightedShow differences only
63 specifications
A

be quiet!

Dark Rock Pro 6View product
B

UNYKAch

UNYCOOL H21 ARGBView product
Performance8 differ
Suitable locationDiffersChipsetProcessor
Fan diameterDiffers120/135 mm9 cm
Supported processor socketsDiffersLGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1200 (Socket H5), LGA 1700, LGA 1851, Socket AM4, Socket AM5LGA 1851, LGA 1700, LGA 1200 (Socket H5), LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1366 (Socket B), LGA 775 (Socket T), Socket AM5, Socket AM4, Socket AM3+, Socket FM2, Socket FM1, Socket AM3, Socket AM2, Socket AM2+
Noise level (low speed)Known for one11.9 dB
Noise level (high speed)Differs32.4 dB21.5 dB
Maximum airflowDiffers79.48 cfm36.11 cfm
AirflowKnown for one135.04 m³/h
Maximum air pressureDiffers2.25 mmH2O1.2 mmH2O
Bearing typeDiffersFluid Dynamic Bearing (FDB)Hydraulic
Quantity per packKnown for one1 pc(s)
Mean time between failures (MTBF)Differs300000 h30000 h
Rotational speed (min)Known for one800 RPM
Design2 differ
Product colourDiffersBlackBlack, Grey
Radiator materialKnown for oneCopper
Number of fansKnown for one2 fan(s)
Fins materialKnown for oneAluminium
Number of heat pipesDiffers72
Number of fan bladesKnown for one7
Number of finsKnown for one30
Illumination LEDKnown for oneYes
Illumination colourKnown for oneRed, Green, Blue
Power1 differ
Rated voltageKnown for one12 V
Fan power consumptionKnown for one4.8 W
Rated currentKnown for one0.15 A
Thermal Design Power (TDP)Differs300 W90 W
Starting voltageKnown for one12 V
Weight & dimensions10 differ
WidthDiffers140 mm90 mm
DepthDiffers147 mm60 mm
HeightDiffers169 mm125 mm
Radiator widthKnown for one14 cm
Radiator depthKnown for one12.2 cm
Radiator heightKnown for one16.9 cm
WeightDiffers1.34 kg210 g
Fan dimensions (W x D x H)Differs120 x 120 x 25 mm90 x 90 x 25 mm
Fan 2 dimensions (W x D x H)Known for one135 x 135 x 25 mm
Heat pipes diameterKnown for one6 mm
Cable lengthDiffers0.12 m0.23 m
Package widthDiffers193 mm85 mm
Package depthDiffers212 mm115 mm
Package heightDiffers224 mm145 mm
Package weightDiffers2.09 kg290 g
Package volumeKnown for one1400 cm³
Certificatesidentical
Waste Electrical and Electronic Equipment (WEEE) complianceKnown for oneYes
Technical details1 differ
Compliance certificatesDiffersCE, UKCA, UL, RCM, RoHS, WEEERoHS, CE
Sustainability certificatesKnown for oneTriman
Warranty periodKnown for one3 year(s)
Packaging contentidentical
Mounting kitKnown for oneYes
ManualKnown for oneYes
Thermal pad includedKnown for oneYes
Other featuresidentical
Thermal greaseKnown for oneYes
Logistics dataidentical
Products per shipping (inner) caseKnown for one8 pc(s)
Shipping (inner) case widthKnown for one41.2 cm
Shipping (inner) case lengthKnown for one45.2 cm
Shipping (inner) case heightKnown for one48.6 cm
Shipping (inner) case gross weightKnown for one17.9 kg
Master (outer) case widthKnown for one360 mm
Master (outer) case lengthKnown for one595 mm
Master (outer) case heightKnown for one310 mm
Products per master (outer) caseKnown for one60 pc(s)

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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