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Product comparison · 2 internal solid state drives

Samsung 650 Series vs Samsung PM871 128 GB 2.5" Serial ATA III

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  • 7specifications compared
  • 2differ
  • 5identical
  • 18known for one product only

Key differences

  • SSD capacity
    • 120 GB
    • 128 GB
  • Write speed
    • 450 MB/s
    • 140 MB/s

Side by side

Differences highlightedShow differences only
25 specifications
A

Samsung

650 SeriesView product
B

Samsung

PM871 128 GB 2.5" Serial ATA III

Model PM871

View product
Features2 differ
SSD capacityDiffers120 GB128 GB
SSD form factor2.5"2.5"
InterfaceSerial ATA IIISerial ATA III
Data transfer rate6 Gbit/s6 Gbit/s
Read speed540 MB/s540 MB/s
Write speedDiffers450 MB/s140 MB/s
Random read (4KB)Known for one23000 IOPS
Random write (4KB)Known for one9000 IOPS
S.M.A.R.T. supportKnown for oneYes
TRIM supportKnown for oneYes
Mean time between failures (MTBF)Known for one1500000 h
CertificationKnown for oneCE, BSMI, KCC, VCCI, C-Tick, FCC, IC, UL, TUV, CB
Poweridentical
Operating voltageKnown for one5 V
Power consumption (idle)Known for one0.05 W
Weight & dimensionsidentical
WidthKnown for one100 mm
DepthKnown for one6.8 mm
HeightKnown for one69.8 mm
WeightKnown for one42 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 one1500 G
Other featuresidentical
Product colourKnown for oneBlack
InternalYesYes
Connector(s)Known for oneSFF-8223
Logistics dataidentical
Harmonized System (HS) codeKnown for one84717070

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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