Product comparison · 2 internal hard drives

Dell 146GB SAS 2.5" vs HP 500GB 7200RPM HDD f/ 8540p

Key differences

Differences highlightedShow differences only

Comparison of 146GB SAS 2.5", 500GB 7200RPM HDD f/ 8540p
18 specifications	A Dell 146GB SAS 2.5"View product	B HP 500GB 7200RPM HDD f/ 8540p View product
Features3 differ
HDD capacityDiffers	146 GB	500 GB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
InterfaceDiffers	SAS	Serial ATA
Poweridentical
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Other featuresidentical
Ethernet LANKnown for one	No	Unknown — not stated by the source
Fibre ChannelKnown for one	No	Unknown — not stated by the source
FireWire 400Known for one	No	Unknown — not stated by the source
FireWire 800Known for one	No	Unknown — not stated by the source
Internal	Yes	Yes
USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
USB poweredKnown for one	No	Unknown — not stated by the source
Compatible productsKnown for one	Unknown — not stated by the source	EliteBook 8540p
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 60 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	146 mm
HeightKnown for one	Unknown — not stated by the source	12.7 mm
WeightKnown for one	Unknown — not stated by the source	140 g

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.