Product comparison · 2 internal hard drives

Buffalo OP-HD2.0T internal hard drive vs Seagate Barracuda 7200.11 SATA 320GB

10specifications compared
5differ
5identical
4known for one product only

Key differences

The Buffalo OP-HD2.0T internal hard drive has 2.4 mm more width than the Seagate Barracuda 7200.11 SATA 320GB (104 mm vs 101.6 mm). The Seagate Barracuda 7200.11 SATA 320GB has 117 mm more depth than the Buffalo OP-HD2.0T internal hard drive (147 mm vs 30 mm). The Buffalo OP-HD2.0T internal hard drive has 149.8 mm more height than the Seagate Barracuda 7200.11 SATA 320GB (170 mm vs 20.2 mm). HDD capacity: 2 TB on the Buffalo OP-HD2.0T internal hard drive, 320 GB on the Seagate Barracuda 7200.11 SATA 320GB.

HDD capacity
- OP-HD2.0T internal hard drive:2 TB
- Barracuda 7200.11 SATA 320GB:320 GB
Width
- OP-HD2.0T internal hard drive:104 mm
- Barracuda 7200.11 SATA 320GB:101.6 mm
Depth
- OP-HD2.0T internal hard drive:30 mm
- Barracuda 7200.11 SATA 320GB:147 mm
Height
- OP-HD2.0T internal hard drive:170 mm
- Barracuda 7200.11 SATA 320GB:20.2 mm
Weight
- OP-HD2.0T internal hard drive:899 g
- Barracuda 7200.11 SATA 320GB:405 g

Side by side

Differences highlightedShow differences only

Comparison of OP-HD2.0T, Barracuda 7200.11 SATA 320GB
14 specifications	A Buffalo OP-HD2.0T internal hard drive Model OP-HD2.0T View product	B Seagate Barracuda 7200.11 SATA 320GB View product
Features1 differ
HDD capacityDiffers	2 TB	320 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
Read seek timeKnown for one	Unknown — not stated by the source	11 ms
Write seek timeKnown for one	Unknown — not stated by the source	12 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensions4 differ
WidthDiffers	104 mm	101.6 mm
DepthDiffers	30 mm	147 mm
HeightDiffers	170 mm	20.2 mm
WeightDiffers	899 g	405 g
Other featuresidentical
Internal	Yes	Yes

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.

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