Product comparison · 2 internal hard drives

Seagate 500GB 7200RPM HDD vs Seagate Momentus 5400.6 320-GB

Key differences

HDD capacity
- 500GB 7200RPM HDD:500 GB
- Momentus 5400.6 320-GB:320 GB
HDD speed
- 500GB 7200RPM HDD:7200 RPM
- Momentus 5400.6 320-GB:5400 RPM
Storage drive buffer size
- 500GB 7200RPM HDD:16 MB
- Momentus 5400.6 320-GB:8 MB
Read seek time
- 500GB 7200RPM HDD:11 ms
- Momentus 5400.6 320-GB:14 ms
Average latency
- 500GB 7200RPM HDD:4.17 ms
- Momentus 5400.6 320-GB:5.6 ms
Weight
- 500GB 7200RPM HDD:110 g
- Momentus 5400.6 320-GB:98.8 g

Differences highlightedShow differences only

Comparison of 500GB 7200RPM HDD, Momentus 5400.6 320-GB
17 specifications	A Seagate 500GB 7200RPM HDD View product	B Seagate Momentus 5400.6 320-GB View product
Features5 differ
HDD capacityDiffers	500 GB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
Interface	Serial ATA	Serial ATA
Component for	Laptop	Laptop
Storage drive buffer sizeDiffers	16 MB	8 MB
Read seek timeDiffers	11 ms	14 ms
Write seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latencyDiffers	4.17 ms	5.6 ms
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Operating shockKnown for one	350 G	Unknown — not stated by the source
Non-operating shockKnown for one	1000 G	Unknown — not stated by the source
Weight & dimensions1 differ
Width	69.8 mm	69.8 mm
Depth	100.3 mm	100.3 mm
Height	9.5 mm	9.5 mm
WeightDiffers	110 g	98.8 g
Other featuresidentical
Internal	Yes	Yes
Acoustic pressure emissionsKnown for one	26 dB	Unknown — not stated by the source

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.