Product comparison · 2 internal hard drives

Samsung Spinpoint M6 HM400LI vs Seagate Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk

Key differences

HDD capacity
- Spinpoint M6 HM400LI:400 GB
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:320 GB
HDD speed
- Spinpoint M6 HM400LI:5400 RPM
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:7200 RPM
HDD size
- Spinpoint M6 HM400LI:2.5"
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:3.5"
Storage drive buffer size
- Spinpoint M6 HM400LI:8 MB
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:16 MB
Average latency
- Spinpoint M6 HM400LI:12 ms
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:4.16 ms
Mean time between failures (MTBF)
- Spinpoint M6 HM400LI:330000 h
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:750000 h
Operating voltage
- Spinpoint M6 HM400LI:5 V
- Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk:5 / 12 V

Differences highlightedShow differences only

Comparison of Spinpoint M6 HM400LI, Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk
23 specifications	A Samsung Spinpoint M6 HM400LI View product	B Seagate Barracuda 7200.11 SATA 3Gb/s 320-GB Hard Drive 25pk View product
Features6 differ
HDD capacityDiffers	400 GB	320 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
Storage drive buffer sizeDiffers	8 MB	16 MB
Average latencyDiffers	12 ms	4.16 ms
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Differs	330000 h	750000 h
HDD number of headsKnown for one	4	Unknown — not stated by the source
Power1 differ
Power consumption (standby)Known for one	Unknown — not stated by the source	8 W
Operating voltageDiffers	5 V	5 / 12 V
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 shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	101.6 mm
DepthKnown for one	Unknown — not stated by the source	147 mm
HeightKnown for one	Unknown — not stated by the source	20 mm
WeightKnown for one	Unknown — not stated by the source	380 g
Other featuresidentical
Sustained data rateKnown for one	Unknown — not stated by the source	115 MB/s
HDD transfer rateKnown for one	495 Mbit/s	Unknown — not stated by the source

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.