Product comparison · 2 internal hard drives

Buffalo OP-HD2.0BN internal hard drive vs Dell DWN39-RFB internal hard drive

Key differences

HDD capacity
- OP-HD2.0BN internal hard drive:2 TB
- DWN39-RFB internal hard drive:250 GB
Interface
- OP-HD2.0BN internal hard drive:Serial ATA
- DWN39-RFB internal hard drive:Serial ATA II

Differences highlightedShow differences only

Comparison of OP-HD2.0BN, DWN39-RFB
18 specifications	A Buffalo OP-HD2.0BN internal hard drive Model OP-HD2.0BN View product	B Dell DWN39-RFB internal hard drive Model DWN39-RFB View product
Features2 differ
HDD capacityDiffers	2 TB	250 GB
InterfaceDiffers	Serial ATA	Serial ATA II
Component forKnown for one	NAS	Unknown — not stated by the source
RAID levelsKnown for one	1	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD interface transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	105 mm	Unknown — not stated by the source
DepthKnown for one	170 mm	Unknown — not stated by the source
HeightKnown for one	30 mm	Unknown — not stated by the source
WeightKnown for one	700 g	Unknown — not stated by the source
Other featuresidentical
Compatible productsKnown for one	LS520DNB series LS220DNB series	Unknown — not stated by the source
Poweridentical
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V

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.