Product comparison · 2 internal hard drives

Seagate Barracuda ST3000DMA08 internal hard drive vs Seagate Barracuda ST4000DMA04 internal hard drive

Key differences

HDD capacity
- Barracuda ST3000DMA08 internal hard drive:3 TB
- Barracuda ST4000DMA04 internal hard drive:4 TB
Storage drive buffer size
- Barracuda ST3000DMA08 internal hard drive:64 MB
- Barracuda ST4000DMA04 internal hard drive:256 MB
HDD sustained transfer rate
- Barracuda ST3000DMA08 internal hard drive:210 MiB/s
- Barracuda ST4000DMA04 internal hard drive:190 MiB/s
HDD number of heads
- Barracuda ST3000DMA08 internal hard drive:6
- Barracuda ST4000DMA04 internal hard drive:4
Power consumption (typical)
- Barracuda ST3000DMA08 internal hard drive:8 W
- Barracuda ST4000DMA04 internal hard drive:5 W
Power consumption (standby)
- Barracuda ST3000DMA08 internal hard drive:0.75 W
- Barracuda ST4000DMA04 internal hard drive:0.25 W
Power consumption (idle)
- Barracuda ST3000DMA08 internal hard drive:5.4 W
- Barracuda ST4000DMA04 internal hard drive:2.5 W
Start-up current
- Barracuda ST3000DMA08 internal hard drive:2.5 A
- Barracuda ST4000DMA04 internal hard drive:2 A

Differences highlightedShow differences only

Comparison of ST3000DMA08, ST4000DMA04
24 specifications	A Seagate Barracuda ST3000DMA08 internal hard drive Model ST3000DMA08 View product	B Seagate Barracuda ST4000DMA04 internal hard drive Model ST4000DMA04 View product
Features4 differ
HDD capacityDiffers	3 TB	4 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Type	HDD	HDD
Component for	PC	PC
Storage drive buffer sizeDiffers	64 MB	256 MB
HDD interface transfer rate	6 Gbit/s	6 Gbit/s
HDD sustained transfer rateDiffers	210 MiB/s	190 MiB/s
HDD number of headsDiffers	6	4
Bytes per sector	4096	4096
Power4 differ
Power consumption (typical)Differs	8 W	5 W
Power consumption (standby)Differs	0.75 W	0.25 W
Power consumption (idle)Differs	5.4 W	2.5 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentDiffers	2.5 A	2 A
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Weight & dimensions2 differ
Width	101.6 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	26.1 mm	20.2 mm
WeightDiffers	630 g	490 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84717050
Other featuresidentical
Compliance certificates	RoHS	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.