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Product comparison · 2 internal hard drives

Origin Storage 1TB 7.2K PE M520/M620/M820 vs Origin Storage 2TB SATA Opt790/990 DT

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  • 34specifications compared
  • 18differ
  • 16identical
  • 17known for one product only

Key differences

  • HDD capacity
    • 1 TB
    • 2 TB
  • HDD size
    • 2.5"
    • 3.5"
  • Interface
    • NL-SATA
    • Serial ATA
  • Component for
    • Server/workstation
    • PC
  • Storage drive buffer size
    • 64 MB
    • 32 MB
  • Read seek time
    • 7.5 ms
    • 12 ms
  • Full stroke seek time
    • 18.08 ms
    • 20 ms
  • Track to track seek time
    • 0.44 ms
    • 1 ms

Side by side

Differences highlightedShow differences only
51 specifications
A

Origin Storage

1TB 7.2K PE M520/M620/M820

Model DELL-1000NLSA/7-S15

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B

Origin Storage

2TB SATA Opt790/990 DT

Model DELL-2TBSATA/7-F17X2

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Features9 differ
HDD capacityDiffers1 TB2 TB
HDD sizeDiffers2.5"3.5"
InterfaceDiffersNL-SATASerial ATA
Component forDiffersServer/workstationPC
Storage drive buffer sizeDiffers64 MB32 MB
HDD sustained transfer rateKnown for one115 MiB/s
HDD number of cylindersKnown for one16383
HDD number of headsKnown for one16
Read seek timeDiffers7.5 ms12 ms
Write seek timeKnown for one8.5 ms
Full stroke seek timeDiffers18.08 ms20 ms
Track to track seek timeDiffers0.44 ms1 ms
Average latencyDiffers4.16 ms4.2 ms
24/7 operationKnown for oneNo
Mean time between failures (MTBF)Known for one1400000 h
Access timeKnown for one13 ms
Average seek timeKnown for one12 ms
Power4 differ
Power consumption (idle)Differs3.31 W1 W
Power consumption (read)Differs5.21 W1.8 W
Power consumption (write)Differs6 W1.8 W
Start-up currentDiffers18.35 A5.5 A
Power consumption (standby)Known for one0.2 W
Operational conditions2 differ
Operating vibrationKnown for one0.5 G
Non-operating vibrationKnown for one3 G
Operating altitudeKnown for one-61 - 3048 m
Non-operating altitudeKnown for one-61 - 12210 m
Operating shockDiffers70 G225 G
Non-operating shockDiffers400 G1000 G
Weight & dimensions3 differ
WidthDiffers70.1 mm70 mm
DepthDiffers100.5 mm100 mm
HeightDiffers15 mm9.5 mm
Other featuresidentical
Drive ready timeKnown for one20 s
Windows operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Compatible productsKnown for oneDell PE M520/M620/M820

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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