Product comparison · 2 internal hard drives

Seagate ST3160318AS - Barracuda vs Seagate ST3250312CS - Pipeline HD

Key differences

HDD capacity
- ST3160318AS - Barracuda:160 GB
- ST3250312CS - Pipeline HD:250 GB
HDD speed
- ST3160318AS - Barracuda:7200 RPM
- ST3250312CS - Pipeline HD:5400 RPM
Read seek time
- ST3160318AS - Barracuda:8.5 ms
- ST3250312CS - Pipeline HD:14 ms
Write seek time
- ST3160318AS - Barracuda:9.5 ms
- ST3250312CS - Pipeline HD:15 ms
Operating temperature (T-T)
- ST3160318AS - Barracuda:0 - 60 °C
- ST3250312CS - Pipeline HD:0 - 75 °C
Width
- ST3160318AS - Barracuda:101.6 mm
- ST3250312CS - Pipeline HD:101.8 mm
Weight
- ST3160318AS - Barracuda:540 g
- ST3250312CS - Pipeline HD:380 g

Differences highlightedShow differences only

Comparison of ST3160318AS - Barracuda, ST3250312CS - Pipeline HD
24 specifications	A Seagate ST3160318AS - Barracuda View product	B Seagate ST3250312CS - Pipeline HD View product
Features4 differ
HDD capacityDiffers	160 GB	250 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Storage drive buffer size	8 MB	8 MB
Read seek timeDiffers	8.5 ms	14 ms
Write seek timeDiffers	9.5 ms	15 ms
Average latencyKnown for one	4.17 ms	Unknown — not stated by the source
Bytes per sector	512	512
Start/stop cycles	50000	50000
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 60 °C	0 - 75 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shockKnown for one	70 G	Unknown — not stated by the source
Non-operating shockKnown for one	350 G	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	101.6 mm	101.8 mm
Depth	147 mm	147 mm
Height	20 mm	20 mm
WeightDiffers	540 g	380 g
Other features1 differ
Special featuresDiffers	NCQ, Adaptive Fly Height, Clean Sweep, Enhanced G-Force Protection, Seagate SoftSonic, PMR	Native Command Queuing (NCQ), Seagate Think Green, Seagate SoftSonic
Drive device, transfer rateKnown for one	300 MB/s	Unknown — not stated by the source
Internal	Yes	Yes
Maximum data transfer rateKnown for one	Unknown — not stated by the source	300 Mbit/s
Compatible productsKnown for one	Unknown — not stated by the source	RoHS

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.