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Product comparison · 2 internal solid state drives

Samsung 950 PRO vs Samsung PM953 480 GB 2.5" PCI Express TLC

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  • 9specifications compared
  • 6differ
  • 3identical
  • 23known for one product only

Key differences

  • SSD capacity
    • 256 GB
    • 480 GB
  • SSD form factor
    • M.2
    • 2.5"
  • Read speed
    • 2200 MB/s
    • 1000 MB/s
  • Write speed
    • 900 MB/s
    • 500 MB/s
  • Random read (4KB)
    • 270000 IOPS
    • 240000 IOPS
  • Random write (4KB)
    • 85000 IOPS
    • 16000 IOPS

Side by side

Differences highlightedShow differences only
32 specifications
A

Samsung

950 PROView product
B

Samsung

PM953 480 GB 2.5" PCI Express TLC

Model PM953

View product
Features6 differ
SSD capacityDiffers256 GB480 GB
SSD form factorDiffersM.22.5"
InterfacePCI ExpressPCI Express
Security algorithmsKnown for one256-bit AES
Data transfer rateKnown for one32 Gbit/s
Read speedDiffers2200 MB/s1000 MB/s
Write speedDiffers900 MB/s500 MB/s
Random read (4KB)Differs270000 IOPS240000 IOPS
Random write (4KB)Differs85000 IOPS16000 IOPS
Storage drive buffer sizeKnown for one512 MB
PCI Express interface data lanesx4x4
S.M.A.R.T. supportKnown for oneYes
TRIM supportKnown for oneYes
Mean time between failures (MTBF)Known for one1500000 h
TBW ratingKnown for one200
Memory typeKnown for oneTLC
Poweridentical
Power consumption (read)Known for one5.1 W
Power consumption (write)Known for one5.1 W
Power consumption (sleep)Known for one0.0025 W
Power consumption (idle)Known for one0.07 W
Weight & dimensionsidentical
WidthKnown for one80.2 mm
DepthKnown for one22.1 mm
HeightKnown for one2.38 mm
WeightKnown for one10 g
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 70 °C
Storage temperature (T-T)Known for one-40 - 85 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one20 G
Operating shockKnown for one1500 G
Other featuresidentical
Product colourKnown for oneBlack
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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