Product comparison · 2 internal hard drives

Seagate Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS vs Seagate 320GB SATAII

18specifications compared
15differ
3identical
14known for one product only

Key differences

HDD capacity
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:146 GB
- 320GB SATAII:320 GB
HDD speed
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:15000 RPM
- 320GB SATAII:5900 RPM
HDD size
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:2.5"
- 320GB SATAII:3.5"
Interface
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:SAS
- 320GB SATAII:Serial ATA II
Storage drive buffer size
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:64 MB
- 320GB SATAII:8 MB
Operating voltage
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:5 V
- 320GB SATAII:5 / 12 V
Start-up current
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:0.48 A
- 320GB SATAII:2 A
Operating temperature (T-T)
- Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS:5 - 55 °C
- 320GB SATAII:0 - 75 °C

Side by side

Differences highlightedShow differences only

Comparison of 146GB, 320GB SATAII
32 specifications	A Seagate Savvio 146GB internal hard drive 15000 RPM 64 MB 2.5" SAS Model 146GB View product	B Seagate 320GB SATAII View product
Features5 differ
HDD capacityDiffers	146 GB	320 GB
HDD speedDiffers	15000 RPM	5900 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Type	HDD	HDD
Storage drive buffer sizeDiffers	64 MB	8 MB
HDD number of cylindersKnown for one	1	Unknown — not stated by the source
HDD number of headsKnown for one	2	Unknown — not stated by the source
Read seek timeKnown for one	2.6 ms	Unknown — not stated by the source
Write seek timeKnown for one	3.1 ms	Unknown — not stated by the source
Average latencyKnown for one	2 ms	Unknown — not stated by the source
Bytes per sector	512	512
HDD sustained transfer rateKnown for one	Unknown — not stated by the source	120 MiB/s
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Power2 differ
Power consumption (idle)Known for one	3.86 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentDiffers	0.48 A	2 A
Power consumption (standby)Known for one	Unknown — not stated by the source	0.6 W
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 75 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	2.4 G	Unknown — not stated by the source
Operating shockDiffers	60 G	70 G
Non-operating shockDiffers	300 G	350 G
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Weight & dimensions4 differ
WidthDiffers	70.1 mm	101.8 mm
DepthDiffers	100.5 mm	147 mm
HeightDiffers	15 mm	20.2 mm
WeightDiffers	193 g	415 g
Packaging data1 differ
Quantity per packDiffers	30 pc(s)	25 pc(s)
Packaging contentidentical
Storage drive adapter includedKnown for one	Unknown — not stated by the source	No

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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