Product comparison · 2 internal hard drives

Dell X829K-RFB internal hard drive vs Seagate 400GB 3.5

6specifications compared
5differ
1identical
25known for one product only

Key differences

The Seagate 400GB 3.5 has 254 GB more HDD capacity than the Dell X829K-RFB internal hard drive (400 GB vs 146 GB). The Dell X829K-RFB internal hard drive has 2,800 RPM more HDD speed than the Seagate 400GB 3.5 (10000 RPM vs 7200 RPM). The Seagate 400GB 3.5 has 1" more HDD size than the Dell X829K-RFB internal hard drive (3.5" vs 2.5"). Interface: SAS on the Dell X829K-RFB internal hard drive, Serial ATA II on the Seagate 400GB 3.5. Operating voltage: 5 V on the Dell X829K-RFB internal hard drive, 5 / 12 V on the Seagate 400GB 3.5.

HDD capacity
- X829K-RFB internal hard drive:146 GB
- 400GB 3.5:400 GB
HDD speed
- X829K-RFB internal hard drive:10000 RPM
- 400GB 3.5:7200 RPM
HDD size
- X829K-RFB internal hard drive:2.5"
- 400GB 3.5:3.5"
Interface
- X829K-RFB internal hard drive:SAS
- 400GB 3.5:Serial ATA II
Operating voltage
- X829K-RFB internal hard drive:5 V
- 400GB 3.5:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of X829K-RFB, 400GB 3.5
31 specifications	A Dell X829K-RFB internal hard drive Model X829K-RFB View product	B Seagate 400GB 3.5 View product
Features4 differ
HDD capacityDiffers	146 GB	400 GB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA II
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	16 MB
HDD number of cylindersKnown for one	Unknown — not stated by the source	16383
HDD number of headsKnown for one	Unknown — not stated by the source	5
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	10 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Component forKnown for one	Server/workstation	Unknown — not stated by the source
RefurbishedKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
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 relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	68 G
Non-operating shockKnown for one	Unknown — not stated by the source	300 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	26.1 mm
WeightKnown for one	Unknown — not stated by the source	635 g
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	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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