Product comparison · 2 internal hard drives

Seagate 9.1GB HDD vs Seagate Desktop HDD ST3320820SCE internal hard drive

13specifications compared
9differ
4identical
11known for one product only

Key differences

The Seagate Desktop HDD ST3320820SCE internal hard drive has 310.9 GB more HDD capacity than the Seagate 9.1GB HDD (320 GB vs 9.1 GB). The Seagate 9.1GB HDD has 2,800 RPM more HDD speed than the Seagate Desktop HDD ST3320820SCE internal hard drive (10000 RPM vs 7200 RPM). The Seagate Desktop HDD ST3320820SCE internal hard drive has 4 MB more storage drive buffer size than the Seagate 9.1GB HDD (8 MB vs 4 MB). Interface: Ultra160 SCSI on the Seagate 9.1GB HDD, Serial ATA II on the Seagate Desktop HDD ST3320820SCE internal hard drive. Operating temperature (T-T): 5 - 55 °C on the Seagate 9.1GB HDD, 0 - 60 °C on the Seagate Desktop HDD ST3320820SCE internal hard drive.

HDD capacity
- 9.1GB HDD:9.1 GB
- Desktop HDD ST3320820SCE internal hard drive:320 GB
HDD speed
- 9.1GB HDD:10000 RPM
- Desktop HDD ST3320820SCE internal hard drive:7200 RPM
Interface
- 9.1GB HDD:Ultra160 SCSI
- Desktop HDD ST3320820SCE internal hard drive:Serial ATA II
Storage drive buffer size
- 9.1GB HDD:4 MB
- Desktop HDD ST3320820SCE internal hard drive:8 MB
Operating temperature (T-T)
- 9.1GB HDD:5 - 55 °C
- Desktop HDD ST3320820SCE internal hard drive:0 - 60 °C
Non-operating shock
- 9.1GB HDD:250 G
- Desktop HDD ST3320820SCE internal hard drive:300 G
Depth
- 9.1GB HDD:146.1 mm
- Desktop HDD ST3320820SCE internal hard drive:147 mm
Height
- 9.1GB HDD:25.4 mm
- Desktop HDD ST3320820SCE internal hard drive:26.1 mm

Side by side

Differences highlightedShow differences only

Comparison of 9.1GB HDD, ST3320820SCE
24 specifications	A Seagate 9.1GB HDD View product	B Seagate Desktop HDD ST3320820SCE internal hard drive Model ST3320820SCE View product
Features4 differ
HDD capacityDiffers	9.1 GB	320 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Ultra160 SCSI	Serial ATA II
TypeKnown for one	HDD	Unknown — not stated by the source
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Storage drive buffer sizeDiffers	4 MB	8 MB
HDD number of headsKnown for one	2	Unknown — not stated by the source
Average latencyKnown for one	2.99 ms	Unknown — not stated by the source
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 55 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	-304.8 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-304.8 - 12192 m	Unknown — not stated by the source
Operating shockKnown for one	15 G	Unknown — not stated by the source
Non-operating shockDiffers	250 G	300 G
Weight & dimensions3 differ
Width	101.6 mm	101.6 mm
DepthDiffers	146.1 mm	147 mm
HeightDiffers	25.4 mm	26.1 mm
WeightDiffers	680 g	580 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.

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