Product comparison · 2 internal hard drives

Seagate Enterprise ST600MM0118-30PK internal hard drive vs Seagate Enterprise ST900MM0128-30PK internal hard drive

Key differences

HDD capacity
- Enterprise ST600MM0118-30PK internal hard drive:600 GB
- Enterprise ST900MM0128-30PK internal hard drive:900 GB
HDD number of heads
- Enterprise ST600MM0118-30PK internal hard drive:3
- Enterprise ST900MM0128-30PK internal hard drive:4
Bytes per sector
- Enterprise ST600MM0118-30PK internal hard drive:4096
- Enterprise ST900MM0128-30PK internal hard drive:512
Power consumption (typical)
- Enterprise ST600MM0118-30PK internal hard drive:7.15 W
- Enterprise ST900MM0128-30PK internal hard drive:7.12 W
Power consumption (idle)
- Enterprise ST600MM0118-30PK internal hard drive:3.91 W
- Enterprise ST900MM0128-30PK internal hard drive:3.88 W

Differences highlightedShow differences only

Comparison of ST600MM0118-30PK, ST900MM0128-30PK
27 specifications	A Seagate Enterprise ST600MM0118-30PK internal hard drive Model ST600MM0118-30PK View product	B Seagate Enterprise ST900MM0128-30PK internal hard drive Model ST900MM0128-30PK View product
Features3 differ
HDD capacityDiffers	600 GB	900 GB
HDD speed	10000 RPM	10000 RPM
HDD size	2.5"	2.5"
Interface	SAS	SAS
Type	Hybrid-HDD	Hybrid-HDD
Storage drive buffer size	128 MB	128 MB
Hybrid-HDD cache memory	32 GB	32 GB
HDD interface transfer rate	12 Gbit/s	12 Gbit/s
HDD number of cylinders	2	2
HDD number of headsDiffers	3	4
Average latency	2.9 ms	2.9 ms
Bytes per sectorDiffers	4096	512
Power2 differ
Power consumption (typical)Differs	7.15 W	7.12 W
Power consumption (idle)Differs	3.91 W	3.88 W
Operating voltage	5 V	5 V
Start-up current	0.44 A	0.44 A
Operational conditionsidentical
Operating temperature (T-T)	5 - 55 °C	5 - 55 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibration	0.5 G	0.5 G
Non-operating vibration	3 G	3 G
Operating shock	40 G	40 G
Non-operating shock	400 G	400 G
Weight & dimensionsidentical
Width	70.1 mm	70.1 mm
Depth	100.5 mm	100.5 mm
Height	15 mm	15 mm
Weight	189 g	189 g
Packaging dataidentical
Quantity per pack	30 pc(s)	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.