Product comparison · 2 internal hard drives

Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy vs Seagate Constellation ST91000642SS-RF internal hard drive

6specifications compared
4differ
2identical
31known for one product only

Key differences

The Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy has 21 TB more HDD capacity than the Seagate Constellation ST91000642SS-RF internal hard drive (22 TB vs 1 TB). The Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy has 1" more HDD size than the Seagate Constellation ST91000642SS-RF internal hard drive (3.5" vs 2.5"). The Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy has 448 MB more storage drive buffer size than the Seagate Constellation ST91000642SS-RF internal hard drive (512 MB vs 64 MB). Interface: NL-SAS on the Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy, SAS on the Seagate Constellation ST91000642SS-RF internal hard drive.

HDD capacity
- HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy:22 TB
- Constellation ST91000642SS-RF internal hard drive:1 TB
HDD size
- HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy:3.5"
- Constellation ST91000642SS-RF internal hard drive:2.5"
Interface
- HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy:NL-SAS
- Constellation ST91000642SS-RF internal hard drive:SAS
Storage drive buffer size
- HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy:512 MB
- Constellation ST91000642SS-RF internal hard drive:64 MB

Side by side

Differences highlightedShow differences only

Comparison of DELL-22TBNLS/7-S20, ST91000642SS-RF
37 specifications	A Origin Storage HDD 22TB 3.5in NearLine SAS 7200RPM in Hot Swap Caddy Model DELL-22TBNLS/7-S20 View product	B Seagate Constellation ST91000642SS-RF internal hard drive Model ST91000642SS-RF View product
Features4 differ
HDD capacityDiffers	22 TB	1 TB
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	NL-SAS	SAS
Storage drive buffer sizeDiffers	512 MB	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	7.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1400000 h
Component forKnown for one	NAS	Unknown — not stated by the source
Hot-swapKnown for one	No	Unknown — not stated by the source
HDD interface transfer rateKnown for one	12 Gbit/s	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	6.35 W
Operating voltageKnown for one	Unknown — not stated by the source	5 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
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 altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
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
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	69.8 mm
DepthKnown for one	Unknown — not stated by the source	100 mm
HeightKnown for one	Unknown — not stated by the source	15 mm
WeightKnown for one	Unknown — not stated by the source	200 g
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	4.69 Gbit/s
InternalKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Warranty periodKnown for one	5 year(s)	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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