Product comparison · 2 internal hard drives

Seagate Constellation ES 7200.1 1TB vs Seagate Savvio 10K.4 450GB

17specifications compared
15differ
2identical
18known for one product only

Key differences

HDD capacity
- Constellation ES 7200.1 1TB:1 TB
- Savvio 10K.4 450GB:450 GB
HDD speed
- Constellation ES 7200.1 1TB:7200 RPM
- Savvio 10K.4 450GB:10000 RPM
HDD size
- Constellation ES 7200.1 1TB:3.5"
- Savvio 10K.4 450GB:2.5"
Storage drive buffer size
- Constellation ES 7200.1 1TB:32 MB
- Savvio 10K.4 450GB:16 MB
Read seek time
- Constellation ES 7200.1 1TB:8.5 ms
- Savvio 10K.4 450GB:4.08 ms
Write seek time
- Constellation ES 7200.1 1TB:9.5 ms
- Savvio 10K.4 450GB:4.65 ms
Mean time between failures (MTBF)
- Constellation ES 7200.1 1TB:1200000 h
- Savvio 10K.4 450GB:2000000 h
Operating voltage
- Constellation ES 7200.1 1TB:5 / 12 V
- Savvio 10K.4 450GB:5 V

Side by side

Differences highlightedShow differences only

Comparison of Constellation ES 7200.1 1TB, Savvio 10K.4 450GB
35 specifications	A Seagate Constellation ES 7200.1 1TB View product	B Seagate Savvio 10K.4 450GB View product
Features7 differ
HDD capacityDiffers	1 TB	450 GB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
Storage drive buffer sizeDiffers	32 MB	16 MB
HDD number of headsKnown for one	Unknown — not stated by the source	6
Read seek timeDiffers	8.5 ms	4.08 ms
Write seek timeDiffers	9.5 ms	4.65 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	0.31 ms
Mean time between failures (MTBF)Differs	1200000 h	2000000 h
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
TypeKnown for one	HDD	Unknown — not stated by the source
Average latencyKnown for one	4.16 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
Start/stop cyclesKnown for one	300000	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	4.6 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	0.88 A
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 60 °C	5 - 55 °C
Operating vibrationKnown for one	Unknown — not stated by the source	0.5 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	3 G
Operating shockDiffers	70 G	40 G
Non-operating shockDiffers	300 G	400 G
Weight & dimensions4 differ
WidthDiffers	101.6 mm	70 mm
DepthDiffers	147 mm	100.2 mm
HeightDiffers	26.1 mm	14.8 mm
WeightDiffers	640 g	208 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	4 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	3 pc(s)
Fibre ChannelKnown for one	Unknown — not stated by the source	Yes
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	69.8 x 100.2 x 14.8 mm (2.75 x 3.94 x 0.583")
Weight (imperial)Known for one	Unknown — not stated by the source	0.227 kg (0.5 lbs)
HDD transfer rateKnown for one	140 Mbit/s	Unknown — not stated by the source
Power requirementsKnown for one	+12V, +5V	Unknown — not stated by the source

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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