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Product comparison · 2 internal hard drives

Dell 146GB SAS 2.5" vs HP 250GB 7200RPM SATA 2.5" HDD f/ EliteBook 8540w

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  • 6specifications compared
  • 3differ
  • 3identical
  • 8known for one product only

Key differences

The HP 250GB 7200RPM SATA 2.5" HDD f/ EliteBook 8540w has 104 GB more HDD capacity than the Dell 146GB SAS 2.5" (250 GB vs 146 GB). The Dell 146GB SAS 2.5" has 7,800 RPM more HDD speed than the HP 250GB 7200RPM SATA 2.5" HDD f/ EliteBook 8540w (15000 RPM vs 7200 RPM). Interface: SAS on the Dell 146GB SAS 2.5", Serial ATA on the HP 250GB 7200RPM SATA 2.5" HDD f/ EliteBook 8540w.

  • HDD capacity
    • 146 GB
    • 250 GB
  • HDD speed
    • 15000 RPM
    • 7200 RPM
  • Interface
    • SAS
    • Serial ATA

Side by side

Differences highlightedShow differences only
14 specifications
A

Dell

146GB SAS 2.5"View product
B

HP

250GB 7200RPM SATA 2.5" HDD f/ EliteBook 8540wView product
Features3 differ
HDD capacityDiffers146 GB250 GB
HDD speedDiffers15000 RPM7200 RPM
HDD size2.5"2.5"
InterfaceDiffersSASSerial ATA
Poweridentical
Operating voltage5 V5 V
Other featuresidentical
Ethernet LANKnown for oneNo
Fibre ChannelKnown for oneNo
FireWire 400Known for oneNo
FireWire 800Known for oneNo
InternalYesYes
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
USB poweredKnown for oneNo
Compatible productsKnown for oneEliteBook 8540w

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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