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Product comparison · 2 internal solid state drives

Dell 400-20804 internal solid state drive vs Dell SSDNow 240 GB 2.5" Serial ATA III

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  • 5specifications compared
  • 3differ
  • 2identical
  • 24known for one product only

Key differences

  • SSD capacity
    • 256 GB
    • 240 GB
  • Interface
    • Serial ATA
    • Serial ATA III
  • Product colour
    • Aluminium
    • Black, Grey

Side by side

Differences highlightedShow differences only
29 specifications
A

Dell

400-20804 internal solid state drive

Model 400-20804

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B

Dell

SSDNow 240 GB 2.5" Serial ATA III

Model SSDNow

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Features2 differ
SSD capacityDiffers256 GB240 GB
InterfaceDiffersSerial ATASerial ATA III
Data transfer rateKnown for one3 Gbit/s
Read speedKnown for one535 MB/s
Write speedKnown for one480 MB/s
Random read (4KB)Known for one85000 IOPS
Random write (4KB)Known for one43000 IOPS
S.M.A.R.T. supportKnown for oneYes
TRIM supportKnown for oneYes
Mean time between failures (MTBF)Known for one1000000 h
Protection featuresKnown for oneShock resistant
Windows operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Poweridentical
Power consumption (read)Known for one1.795 W
Power consumption (write)Known for one3.23 W
Power consumption (standby)Known for one0.565 W
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100 mm
HeightKnown for one9.5 mm
WeightKnown for one115 g
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 70 °C
Storage temperature (T-T)Known for one-40 - 85 °C
Operating shockKnown for one2.17 G
Non-operating shockKnown for one20 G
Other features1 differ
Product colourDiffersAluminiumBlack, Grey
Connectivity technologyKnown for oneWired
Compatible productsKnown for onePrecision M4500

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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