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Product comparison · 2 internal solid state drives

Samsung PM863 120 GB 2.5" Serial ATA III vs Samsung SM863 1.92 TB 2.5" Serial ATA III

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  • 18specifications compared
  • 5differ
  • 13identical
  • 5known for one product only

Key differences

  • SSD capacity
    • 120 GB
    • 1.92 TB
  • Read speed
    • 380 MB/s
    • 520 MB/s
  • Write speed
    • 125 MB/s
    • 485 MB/s
  • Random read (4KB)
    • 86000 IOPS
    • 97000 IOPS
  • Random write (4KB)
    • 5000 IOPS
    • 29000 IOPS

Side by side

Differences highlightedShow differences only
23 specifications
A

Samsung

PM863 120 GB 2.5" Serial ATA III

Model PM863

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B

Samsung

SM863 1.92 TB 2.5" Serial ATA III

Model SM863

View product
Features5 differ
SSD capacityDiffers120 GB1.92 TB
Security algorithmsKnown for one256-bit AES
Read speedDiffers380 MB/s520 MB/s
Write speedDiffers125 MB/s485 MB/s
Random read (4KB)Differs86000 IOPS97000 IOPS
Random write (4KB)Differs5000 IOPS29000 IOPS
Mean time between failures (MTBF)Known for one2000000 h
Poweridentical
Operating voltageKnown for one5 V
Power consumption (write)Known for one3.1 W
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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