Product comparison · 2 internal hard drives

HP 500GB 7.2K SFF SAS vs Seagate Terascale ISE 4TB

9specifications compared
8differ
1identical
19known for one product only

Key differences

HDD capacity
- 500GB 7.2K SFF SAS:500 GB
- Terascale ISE 4TB:4 TB
HDD speed
- 500GB 7.2K SFF SAS:7200 RPM
- Terascale ISE 4TB:5900 RPM
HDD size
- 500GB 7.2K SFF SAS:2.5"
- Terascale ISE 4TB:3.5"
Interface
- 500GB 7.2K SFF SAS:SAS
- Terascale ISE 4TB:Serial ATA III
Operating voltage
- 500GB 7.2K SFF SAS:5 V
- Terascale ISE 4TB:5 / 12 V
Operating temperature (T-T)
- 500GB 7.2K SFF SAS:0 - 60 °C
- Terascale ISE 4TB:5 - 60 °C
Storage temperature (T-T)
- 500GB 7.2K SFF SAS:-40 - 60 °C
- Terascale ISE 4TB:-40 - 70 °C
Storage relative humidity (H-H)
- 500GB 7.2K SFF SAS:5 - 90%
- Terascale ISE 4TB:5 - 95%

Side by side

Differences highlightedShow differences only

Comparison of 500GB 7.2K SFF SAS, Terascale ISE 4TB
28 specifications	A HP 500GB 7.2K SFF SAS View product	B Seagate Terascale ISE 4TB View product
Features4 differ
HDD capacityDiffers	500 GB	4 TB
HDD speedDiffers	7200 RPM	5900 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	64 MB
HDD number of headsKnown for one	Unknown — not stated by the source	8
Read seek timeKnown for one	Unknown — not stated by the source	12 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
SMART technologyKnown for one	Unknown — not stated by the source	Yes
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	800000 h
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	6.49 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.77 W
Power consumption (idle)Known for one	Unknown — not stated by the source	4.59 W
Operating voltageDiffers	5 V	5 / 12 V
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 60 °C
Storage temperature (T-T)Differs	-40 - 60 °C	-40 - 70 °C
Operating relative humidity (H-H)	5 - 90%	5 - 90%
Storage relative humidity (H-H)Differs	5 - 90%	5 - 95%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.8 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	606 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	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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