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Product comparison · 2 internal hard drives

NEC 250GB 3.5" 7200 rpm SATA II vs NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s

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  • 12specifications compared
  • 5differ
  • 7identical
  • 1known for one product only

Key differences

The NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s has 50 GB more HDD capacity than the NEC 250GB 3.5" 7200 rpm SATA II (300 GB vs 250 GB). The NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s has 7,800 RPM more HDD speed than the NEC 250GB 3.5" 7200 rpm SATA II (15000 RPM vs 7200 RPM). The NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s has 3 Gbit/s more data transfer rate than the NEC 250GB 3.5" 7200 rpm SATA II (6 Gbit/s vs 3 Gbit/s). Interface: Serial ATA II on the NEC 250GB 3.5" 7200 rpm SATA II, SAS on the NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s. Compatible products: NEC Express5800/R110d-1E on the NEC 250GB 3.5" 7200 rpm SATA II, NEC M100 on the NEC 300GB 3.5" 15000 rpm SAS 6 Gb/s.

  • HDD capacity
    • 250 GB
    • 300 GB
  • HDD speed
    • 7200 RPM
    • 15000 RPM
  • Interface
    • Serial ATA II
    • SAS
  • Data transfer rate
    • 3 Gbit/s
    • 6 Gbit/s
  • Compatible products
    • NEC Express5800/R110d-1E
    • NEC M100

Side by side

Differences highlightedShow differences only
13 specifications
A

NEC

250GB 3.5" 7200 rpm SATA IIView product
B

NEC

300GB 3.5" 15000 rpm SAS 6 Gb/sView product
Features3 differ
HDD capacityDiffers250 GB300 GB
HDD speedDiffers7200 RPM15000 RPM
HDD size3.5"3.5"
InterfaceDiffersSerial ATA IISAS
Poweridentical
Operating voltage5 / 12 V5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)5 - 60 °C5 - 60 °C
Operating relative humidity (H-H)10 - 90%10 - 90%
Other features2 differ
Data transfer rateDiffers3 Gbit/s6 Gbit/s
Hot-Plug supportKnown for oneYes
InternalYesYes
Windows operating systems supportedYesYes
Linux operating systems supportedYesYes
Compatible productsDiffersNEC Express5800/R110d-1ENEC M100

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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