Product comparison · 2 internal hard drives

Hypertec 72GB SAS SFF vs Seagate Constellation ST31000425SS internal hard drive

7specifications compared
5differ
2identical
16known for one product only

Key differences

HDD capacity
- 72GB SAS SFF:72 GB
- Constellation ST31000425SS internal hard drive:1 TB
HDD speed
- 72GB SAS SFF:15000 RPM
- Constellation ST31000425SS internal hard drive:7200 RPM
HDD size
- 72GB SAS SFF:2.5"
- Constellation ST31000425SS internal hard drive:3.5"
Interface
- 72GB SAS SFF:SAS
- Constellation ST31000425SS internal hard drive:Serial ATA II
Operating voltage
- 72GB SAS SFF:5 V
- Constellation ST31000425SS internal hard drive:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 72GB SAS SFF, ST31000425SS
23 specifications	A Hypertec 72GB SAS SFF View product	B Seagate Constellation ST31000425SS internal hard drive Model ST31000425SS View product
Features4 differ
HDD capacityDiffers	72 GB	1 TB
HDD speedDiffers	15000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
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
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	8 W
Operating voltageDiffers	5 V	5 / 12 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 60 °C
Operating shockKnown for one	Unknown — not stated by the source	70 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	26.1 mm
WeightKnown for one	Unknown — not stated by the source	640 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	150 MB/s
External power adapterKnown for one	Unknown — not stated by the source	No
Internal	Yes	Yes
Mac compatibilityKnown for one	Unknown — not stated by the source	No
USB powered	No	No
USB requiredKnown for one	Unknown — not stated by the source	No

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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