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Product comparison · 2 internal solid state drives

Kingston Technology SSDNow KC400 vs Samsung PM953 480 GB 2.5" PCI Express TLC

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  • 8specifications compared
  • 6differ
  • 2identical
  • 31known for one product only

Key differences

  • SSD capacity
    • 128 GB
    • 480 GB
  • Interface
    • Serial ATA III
    • PCI Express
  • Read speed
    • 550 MB/s
    • 1000 MB/s
  • Write speed
    • 450 MB/s
    • 500 MB/s
  • Random read (4KB)
    • 88000 IOPS
    • 240000 IOPS
  • Random write (4KB)
    • 87000 IOPS
    • 16000 IOPS

Side by side

Differences highlightedShow differences only
39 specifications
A

Kingston Technology

SSDNow KC400View product
B

Samsung

PM953 480 GB 2.5" PCI Express TLC

Model PM953

View product
Features6 differ
SSD capacityDiffers128 GB480 GB
SSD form factor2.5"2.5"
InterfaceDiffersSerial ATA IIIPCI Express
Security algorithmsKnown for oneNot supported
Data transfer rateKnown for one6 Gbit/s
Read speedDiffers550 MB/s1000 MB/s
Write speedDiffers450 MB/s500 MB/s
Maximum read (4KB)Known for one99000 IOPS
Maximum write (4KB)Known for one87000 IOPS
Random read (4KB)Differs88000 IOPS240000 IOPS
Random write (4KB)Differs87000 IOPS16000 IOPS
Controller typeKnown for onePhison PS3110-S10
Processor coresKnown for one4
S.M.A.R.T. supportKnown for oneYes
SSD temperature monitoringKnown for oneYes
Mean time between failures (MTBF)Known for one1000000 h
PCMARK Vantage HDD Suite ScoreKnown for one84000
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
TBW ratingKnown for one0.65
CertificationKnown for oneFCC
Memory typeKnown for oneTLC
PCI Express interface data lanesKnown for onex4
Poweridentical
Power consumption (read)Known for one1.22 W
Power consumption (write)Known for one3.74 W
Power consumption (average)Known for one0.335 W
Power consumption (standby)Known for one0.255 W
Weight & dimensionsidentical
WidthKnown for one100.1 mm
DepthKnown for one7 mm
HeightKnown for one69.9 mm
WeightKnown for one60 g
Packaging dataidentical
Package typeKnown for oneBlister
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 70 °C
Storage temperature (T-T)Known for one-40 - 85 °C
Operating vibrationKnown for one2.17 G
Non-operating vibrationKnown for one20 G
Other featuresidentical
Product colourKnown for oneGrey
InternalYesYes

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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