Product comparison · 2 internal hard drives

Origin Storage HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA vs Seagate Constellation ST91000641SS-30PK internal hard drive

15specifications compared
9differ
6identical
22known for one product only

Key differences

HDD capacity
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:320 GB
- Constellation ST91000641SS-30PK internal hard drive:1 TB
Interface
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:Serial ATA III
- Constellation ST91000641SS-30PK internal hard drive:SAS
Storage drive buffer size
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:32 MB
- Constellation ST91000641SS-30PK internal hard drive:64 MB
Read seek time
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:13 ms
- Constellation ST91000641SS-30PK internal hard drive:8.5 ms
Average latency
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:4.2 ms
- Constellation ST91000641SS-30PK internal hard drive:4.16 ms
Operating temperature (T-T)
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:5 - 55 °C
- Constellation ST91000641SS-30PK internal hard drive:5 - 60 °C
Width
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:70 mm
- Constellation ST91000641SS-30PK internal hard drive:70.1 mm
Height
- HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA:7 mm
- Constellation ST91000641SS-30PK internal hard drive:15 mm

Side by side

Differences highlightedShow differences only

Comparison of IBM-500S/7-NB19, ST91000641SS-30PK
37 specifications	A Origin Storage HDD 320GB 7200RPM 2.5 inch (6.35cm) SATA Model IBM-500S/7-NB19 View product	B Seagate Constellation ST91000641SS-30PK internal hard drive Model ST91000641SS-30PK View product
Features5 differ
HDD capacityDiffers	320 GB	1 TB
InterfaceDiffers	Serial ATA III	SAS
Component forKnown for one	Laptop	Unknown — not stated by the source
Hot-swapKnown for one	No	Unknown — not stated by the source
Storage drive buffer sizeDiffers	32 MB	64 MB
Read seek timeDiffers	13 ms	8.5 ms
Track to track seek timeKnown for one	1 ms	Unknown — not stated by the source
Average seek timeKnown for one	13 ms	Unknown — not stated by the source
Average latencyDiffers	4.2 ms	4.16 ms
RefurbishedKnown for one	No	Unknown — not stated by the source
Write seek timeKnown for one	Unknown — not stated by the source	9.5 ms
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1400000 h
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	6.4 W
Power consumption (idle)Known for one	Unknown — not stated by the source	3.85 W
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 55 °C	5 - 60 °C
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
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 shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	400 G
Packaging contentidentical
Storage drive adapter includedKnown for one	No	Unknown — not stated by the source
Storage drive caddy includedKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	70 mm	70.1 mm
HeightDiffers	7 mm	15 mm
WeightDiffers	180 g	200 g
DepthKnown for one	Unknown — not stated by the source	100.5 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	30 pc(s)

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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