Product comparison · 2 internal hard drives

Seagate Cheetah ST3300657FC-20PK internal hard drive vs Seagate Savvio ST9300653SS-30PK internal hard drive

26specifications compared
16differ
10identical
5known for one product only

Key differences

The Seagate Cheetah ST3300657FC-20PK internal hard drive has 1" more HDD size than the Seagate Savvio ST9300653SS-30PK internal hard drive (3.5" vs 2.5"). The Seagate Savvio ST9300653SS-30PK internal hard drive has 48 MB more storage drive buffer size than the Seagate Cheetah ST3300657FC-20PK internal hard drive (64 MB vs 16 MB). The Seagate Cheetah ST3300657FC-20PK internal hard drive has 0.8 ms more read seek time than the Seagate Savvio ST9300653SS-30PK internal hard drive (3.4 ms vs 2.6 ms). Interface: Fibre Channel on the Seagate Cheetah ST3300657FC-20PK internal hard drive, SAS on the Seagate Savvio ST9300653SS-30PK internal hard drive. Operating voltage: 5 / 12 V on the Seagate Cheetah ST3300657FC-20PK internal hard drive, 5 V on the Seagate Savvio ST9300653SS-30PK internal hard drive.

HDD size
- Cheetah ST3300657FC-20PK internal hard drive:3.5"
- Savvio ST9300653SS-30PK internal hard drive:2.5"
Interface
- Cheetah ST3300657FC-20PK internal hard drive:Fibre Channel
- Savvio ST9300653SS-30PK internal hard drive:SAS
Storage drive buffer size
- Cheetah ST3300657FC-20PK internal hard drive:16 MB
- Savvio ST9300653SS-30PK internal hard drive:64 MB
Read seek time
- Cheetah ST3300657FC-20PK internal hard drive:3.4 ms
- Savvio ST9300653SS-30PK internal hard drive:2.6 ms
Write seek time
- Cheetah ST3300657FC-20PK internal hard drive:3.9 ms
- Savvio ST9300653SS-30PK internal hard drive:3.1 ms
Power consumption (typical)
- Cheetah ST3300657FC-20PK internal hard drive:13.8 W
- Savvio ST9300653SS-30PK internal hard drive:7.92 W
Power consumption (idle)
- Cheetah ST3300657FC-20PK internal hard drive:8.98 W
- Savvio ST9300653SS-30PK internal hard drive:4.23 W
Operating voltage
- Cheetah ST3300657FC-20PK internal hard drive:5 / 12 V
- Savvio ST9300653SS-30PK internal hard drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of ST3300657FC-20PK, ST9300653SS-30PK
31 specifications	A Seagate Cheetah ST3300657FC-20PK internal hard drive Model ST3300657FC-20PK View product	B Seagate Savvio ST9300653SS-30PK internal hard drive Model ST9300653SS-30PK View product
Features5 differ
HDD capacity	300 GB	300 GB
HDD speed	15000 RPM	15000 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Fibre Channel	SAS
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Storage drive buffer sizeDiffers	16 MB	64 MB
HDD number of cylindersKnown for one	2	Unknown — not stated by the source
HDD number of heads	4	4
Read seek timeDiffers	3.4 ms	2.6 ms
Write seek timeDiffers	3.9 ms	3.1 ms
Average latency	2 ms	2 ms
Bytes per sector	512	512
Mean time between failures (MTBF)Known for one	1600000 h	Unknown — not stated by the source
Power3 differ
Power consumption (typical)Differs	13.8 W	7.92 W
Power consumption (idle)Differs	8.98 W	4.23 W
Operating voltageDiffers	5 / 12 V	5 V
Operational conditions2 differ
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibrationDiffers	1 G	0.5 G
Non-operating vibrationDiffers	3 G	2.4 G
Operating shock	60 G	60 G
Non-operating shock	300 G	300 G
Weight & dimensions4 differ
WidthDiffers	101.6 mm	70.1 mm
DepthDiffers	146.5 mm	100.5 mm
HeightDiffers	25.4 mm	15 mm
WeightDiffers	671 g	200 g
Packaging data1 differ
Quantity per packDiffers	20 pc(s)	30 pc(s)
Other features1 differ
Data transfer rateDiffers	4 Gbit/s	6 Gbit/s
Packaging contentidentical
ManualKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes

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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