Product comparison · 2 internal hard drives

Seagate Desktop HDD MK3276GSX internal hard drive vs Seagate Constellation ST500NM0001 internal hard drive

15specifications compared
15differ
0identical
22known for one product only

Key differences

HDD capacity
- Desktop HDD MK3276GSX internal hard drive:320 GB
- Constellation ST500NM0001 internal hard drive:500 GB
HDD speed
- Desktop HDD MK3276GSX internal hard drive:5400 RPM
- Constellation ST500NM0001 internal hard drive:7200 RPM
HDD size
- Desktop HDD MK3276GSX internal hard drive:2.5"
- Constellation ST500NM0001 internal hard drive:3.5"
Interface
- Desktop HDD MK3276GSX internal hard drive:Serial ATA II
- Constellation ST500NM0001 internal hard drive:SAS
Storage drive buffer size
- Desktop HDD MK3276GSX internal hard drive:8 MB
- Constellation ST500NM0001 internal hard drive:64 MB
Average latency
- Desktop HDD MK3276GSX internal hard drive:5.55 ms
- Constellation ST500NM0001 internal hard drive:4.16 ms
Power consumption (typical)
- Desktop HDD MK3276GSX internal hard drive:4.5 W
- Constellation ST500NM0001 internal hard drive:6.76 W
Operating voltage
- Desktop HDD MK3276GSX internal hard drive:5 V
- Constellation ST500NM0001 internal hard drive:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of MK3276GSX, ST500NM0001
37 specifications	A Seagate Desktop HDD MK3276GSX internal hard drive Model MK3276GSX View product	B Seagate Constellation ST500NM0001 internal hard drive Model ST500NM0001 View product
Features6 differ
HDD capacityDiffers	320 GB	500 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	Serial ATA II	SAS
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	Server/workstation
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
Power2 differ
Power consumption (typical)Differs	4.5 W	6.76 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	1.93 A
Operational conditions2 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 shockKnown for one	400 G	Unknown — not stated by the source
Non-operating shockKnown for one	900 G	Unknown — not stated by the source
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	610 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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