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Product comparison · 2 internal solid state drives

ADATA ISMS331 32 GB Serial ATA MLC vs ADATA Ultimate SU650

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  • 8specifications compared
  • 5differ
  • 3identical
  • 35known for one product only

Key differences

  • SSD capacity
    • 32 GB
    • 120 GB
  • Interface
    • Serial ATA
    • Serial ATA III
  • Memory type
    • MLC
    • 3D NAND
  • Read speed
    • 300 MB/s
    • 520 MB/s
  • Write speed
    • 180 MB/s
    • 320 MB/s

Side by side

Differences highlightedShow differences only
43 specifications
A

ADATA

ISMS331 32 GB Serial ATA MLC

Model ISMS331

View product
B

ADATA

Ultimate SU650View product
Features5 differ
SSD capacityDiffers32 GB120 GB
SSD form factorKnown for one2.5"
InterfaceDiffersSerial ATASerial ATA III
Memory typeDiffersMLC3D NAND
Component forKnown for onePC/Laptop
Data transfer rate6 Gbit/s6 Gbit/s
Read speedDiffers300 MB/s520 MB/s
Write speedDiffers180 MB/s320 MB/s
Random read (4KB)Known for one20000 IOPS
Random write (4KB)Known for one75000 IOPS
Sequential read speed (ATTO)Known for one520 MB/s
Sequential write speed (ATTO)Known for one320 MB/s
Sequential read speed (CDM)Known for one520 MB/s
Sequential write speed (CDM)Known for one320 MB/s
Sequential read speed (AS SSD)Known for one500 MB/s
Sequential write speed (AS SSD)Known for one300 MB/s
ECCKnown for oneYes
Mean time between failures (MTBF)Known for one2000000 h
Protection featuresKnown for oneShock resistant, Vibration proof
TBW ratingKnown for one70
S.M.A.R.T. supportKnown for oneYes
Brand-specific featuresidentical
Brand specific technologiesKnown for oneSLC Caching
Weight & dimensionsidentical
WidthKnown for one69.8 mm
DepthKnown for one100.5 mm
HeightKnown for one7 mm
WeightKnown for one47.5 g
Packaging dataidentical
Package widthKnown for one129 mm
Package depthKnown for one103 mm
Package heightKnown for one16.5 mm
Package weightKnown for one75.3 g
Operational conditionsidentical
Operating temperature (T-T)0 - 70 °C0 - 70 °C
Storage temperature (T-T)Known for one-40 - 85 °C
Operating shock1500 G1500 G
Operating relative humidity (H-H)Known for one5 - 95%
Operating vibrationKnown for one20 G
Other featuresidentical
Product colourKnown for oneBlack
Logistics dataidentical
Master (outer) case widthKnown for one355 mm
Master (outer) case lengthKnown for one370 mm
Master (outer) case heightKnown for one237 mm
Master (outer) case gross weightKnown for one5.86 kg
Products per master (outer) caseKnown for one60 pc(s)
Poweridentical
Operating voltageKnown for one5 V
Power consumption (max)Known for one1.56 W

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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