Product comparison · 2 internal hard drives

Seagate Desktop HDD MK3276GSX internal hard drive vs Seagate Constellation ST33000650NS internal hard drive

17specifications compared
17differ
0identical
21known for one product only

Key differences

HDD capacity
- Desktop HDD MK3276GSX internal hard drive:320 GB
- Constellation ST33000650NS internal hard drive:3 TB
HDD speed
- Desktop HDD MK3276GSX internal hard drive:5400 RPM
- Constellation ST33000650NS internal hard drive:7200 RPM
HDD size
- Desktop HDD MK3276GSX internal hard drive:2.5"
- Constellation ST33000650NS internal hard drive:3.5"
Interface
- Desktop HDD MK3276GSX internal hard drive:Serial ATA II
- Constellation ST33000650NS internal hard drive:Serial ATA III
Storage drive buffer size
- Desktop HDD MK3276GSX internal hard drive:8 MB
- Constellation ST33000650NS internal hard drive:64 MB
Average latency
- Desktop HDD MK3276GSX internal hard drive:5.55 ms
- Constellation ST33000650NS internal hard drive:4.16 ms
Power consumption (typical)
- Desktop HDD MK3276GSX internal hard drive:4.5 W
- Constellation ST33000650NS internal hard drive:10.68 W
Operating voltage
- Desktop HDD MK3276GSX internal hard drive:5 V
- Constellation ST33000650NS internal hard drive:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of MK3276GSX, ST33000650NS
38 specifications	A Seagate Desktop HDD MK3276GSX internal hard drive Model MK3276GSX View product	B Seagate Constellation ST33000650NS internal hard drive Model ST33000650NS View product
Features6 differ
HDD capacityDiffers	320 GB	3 TB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA II	Serial ATA III
Storage drive buffer sizeDiffers	8 MB	64 MB
HDD number of headsKnown for one	2	Unknown — not stated by the source
Track to track seek timeKnown for one	2 ms	Unknown — not stated by the source
Average latencyDiffers	5.55 ms	4.16 ms
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Component forKnown for one	Unknown — not stated by the source	NAS
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
Power2 differ
Power consumption (typical)Differs	4.5 W	10.68 W
Power consumption (standby)Known for one	0.18 W	Unknown — not stated by the source
Power consumption (read)Known for one	1.5 W	Unknown — not stated by the source
Power consumption (write)Known for one	1.5 W	Unknown — not stated by the source
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2.04 A
Operational conditions4 differ
Operating temperature (T-T)Differs	5 - 55 °C	5 - 60 °C
Storage temperature (T-T)Differs	-40 - 60 °C	-40 - 70 °C
Operating vibrationKnown for one	1 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	5 G	Unknown — not stated by the source
Operating shockDiffers	400 G	70 G
Non-operating shockDiffers	900 G	300 G
Packaging contentidentical
User guideKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.8 mm
DepthDiffers	100 mm	147 mm
HeightDiffers	9.5 mm	26.1 mm
WeightDiffers	98 g	700 g
Other features1 differ
Data transfer rateDiffers	3 Gbit/s	6 Gbit/s
Depth (imperial)Known for one	10 cm (3.94")	Unknown — not stated by the source
Height (imperial)Known for one	9.4 mm (0.37")	Unknown — not stated by the source
Operating temperature (T-T)Known for one	41 - 131 °F	Unknown — not stated by the source
Width (imperial)Known for one	177.4 cm (69.8")	Unknown — not stated by the source
CertificationKnown for one	RoHs	Unknown — not stated by the source
Acoustic pressure emissionsKnown for one	20 dB	Unknown — not stated by the source
InternalKnown 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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