Product comparison · 2 internal hard drives

Hypertec 72GB SAS SFF vs Seagate Constellation ST3500415SS internal hard drive

Key differences

HDD capacity
- 72GB SAS SFF:72 GB
- Constellation ST3500415SS internal hard drive:500 GB
HDD speed
- 72GB SAS SFF:15000 RPM
- Constellation ST3500415SS internal hard drive:7200 RPM
HDD size
- 72GB SAS SFF:2.5"
- Constellation ST3500415SS internal hard drive:3.5"
Interface
- 72GB SAS SFF:SAS
- Constellation ST3500415SS internal hard drive:Serial ATA II
Operating voltage
- 72GB SAS SFF:5 V
- Constellation ST3500415SS internal hard drive:5 / 12 V

Differences highlightedShow differences only

Comparison of 72GB SAS SFF, ST3500415SS
21 specifications	A Hypertec 72GB SAS SFF View product	B Seagate Constellation ST3500415SS internal hard drive Model ST3500415SS View product
Features4 differ
HDD capacityDiffers	72 GB	500 GB
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
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1200000 h
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	610 g
Other featuresidentical
Drive device, transfer rateKnown for one	Unknown — not stated by the source	600 MB/s
Internal	Yes	Yes
USB poweredKnown for one	No	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.