Product comparison · 2 internal hard drives

Seagate SAS 900GB vs Seagate Laptop SSHD ST500LM001-50PK internal hard drive

13specifications compared
11differ
2identical
30known for one product only

Key differences

HDD capacity
- SAS 900GB:900 GB
- Laptop SSHD ST500LM001-50PK internal hard drive:500 GB
HDD speed
- SAS 900GB:10000 RPM
- Laptop SSHD ST500LM001-50PK internal hard drive:5400 RPM
Interface
- SAS 900GB:SAS
- Laptop SSHD ST500LM001-50PK internal hard drive:Serial ATA III
Type
- SAS 900GB:HDD
- Laptop SSHD ST500LM001-50PK internal hard drive:Hybrid-HDD
Storage drive buffer size
- SAS 900GB:128 MB
- Laptop SSHD ST500LM001-50PK internal hard drive:64 MB
HDD interface transfer rate
- SAS 900GB:12 Gbit/s
- Laptop SSHD ST500LM001-50PK internal hard drive:6 Gbit/s
Width
- SAS 900GB:70.1 mm
- Laptop SSHD ST500LM001-50PK internal hard drive:69.8 mm
Depth
- SAS 900GB:100.5 mm
- Laptop SSHD ST500LM001-50PK internal hard drive:100.3 mm

Side by side

Differences highlightedShow differences only

Comparison of SAS 900GB, ST500LM001-50PK
43 specifications	A Seagate SAS 900GB View product	B Seagate Laptop SSHD ST500LM001-50PK internal hard drive Model ST500LM001-50PK View product
Features6 differ
HDD capacityDiffers	900 GB	500 GB
HDD speedDiffers	10000 RPM	5400 RPM
HDD size	2.5"	2.5"
InterfaceDiffers	SAS	Serial ATA III
TypeDiffers	HDD	Hybrid-HDD
Storage drive buffer sizeDiffers	128 MB	64 MB
Hybrid-HDD cache memoryKnown for one	Unknown — not stated by the source	8 GB
HDD interface transfer rateDiffers	12 Gbit/s	6 Gbit/s
HDD number of cylindersKnown for one	Unknown — not stated by the source	16383
HDD number of headsKnown for one	Unknown — not stated by the source	2
Read seek timeKnown for one	Unknown — not stated by the source	14 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
Average latencyKnown for one	Unknown — not stated by the source	5.6 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	4096
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Poweridentical
Power consumption (standby)Known for one	Unknown — not stated by the source	0.53 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.9 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.53 W
Power consumption (idle)Known for one	Unknown — not stated by the source	1.1 W
Power consumption (read)Known for one	Unknown — not stated by the source	2.9 W
Power consumption (write)Known for one	Unknown — not stated by the source	3.5 W
Operating voltage	5 V	5 V
Start-up currentKnown for one	Unknown — not stated by the source	1 A
Power consumption (typical)Known for one	7.12 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 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	2 G
Non-operating vibrationKnown for one	Unknown — not stated by the source	5 G
Operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304.8 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	350 G
Non-operating shockKnown for one	Unknown — not stated by the source	1000 G
Weight & dimensions4 differ
WidthDiffers	70.1 mm	69.8 mm
DepthDiffers	100.5 mm	100.3 mm
HeightDiffers	15 mm	7 mm
WeightDiffers	189 g	95 g
Packaging data1 differ
Quantity per packDiffers	1 pc(s)	50 pc(s)
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes

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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