Dell 400-ACEQ internal hard drive vs Seagate Savvio ST900MM0006-40PK internal hard drive

Comparison of 400-ACEQ, ST900MM0006-40PK

20 specifications	A Dell 400-ACEQ internal hard drive Model 400-ACEQ View product	B Seagate Savvio ST900MM0006-40PK internal hard drive Model ST900MM0006-40PK View product
Features1 differ
HDD capacityDiffers	1.2 TB	900 GB
HDD speed	10000 RPM	10000 RPM
HDD size	2.5"	2.5"
Interface	SAS	SAS
Type	HDD	HDD
HDD number of headsKnown for one	—Unknown — not stated by the source	6
Average latencyKnown for one	—Unknown — not stated by the source	2.9 ms
SMART technologyKnown for one	—Unknown — not stated by the source	Yes
Bytes per sectorKnown for one	—Unknown — not stated by the source	512
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	2000000 h
Component forKnown for one	Server/workstation	—Unknown — not stated by the source
Hot-swapKnown for one	Yes	—Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/s	—Unknown — not stated by the source
Poweridentical
Operating voltage	5 V	5 V
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	100.5 mm
DepthKnown for one	—Unknown — not stated by the source	69.8 mm
HeightKnown for one	—Unknown — not stated by the source	15 mm
WeightKnown for one	—Unknown — not stated by the source	212 g
Packaging dataidentical
Quantity per packKnown for one	—Unknown — not stated by the source	40 pc(s)
Other featuresidentical
Data transfer rateKnown for one	—Unknown — not stated by the source	6 Gbit/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.