Product comparison · 2 internal hard drives

Seagate SkyHawk ST4000VX005 internal hard drive vs Seagate Savvio ST9450404SS-RF internal hard drive

10specifications compared
9differ
1identical
22known for one product only

Key differences

The Seagate SkyHawk ST4000VX005 internal hard drive has 1" more HDD size than the Seagate Savvio ST9450404SS-RF internal hard drive (3.5" vs 2.5"). The Seagate SkyHawk ST4000VX005 internal hard drive has 240 MB more storage drive buffer size than the Seagate Savvio ST9450404SS-RF internal hard drive (256 MB vs 16 MB). The Seagate SkyHawk ST4000VX005 internal hard drive has 31.8 mm more width than the Seagate Savvio ST9450404SS-RF internal hard drive (101.8 mm vs 70 mm). HDD capacity: 4 TB on the Seagate SkyHawk ST4000VX005 internal hard drive, 450 GB on the Seagate Savvio ST9450404SS-RF internal hard drive. Interface: Serial ATA III on the Seagate SkyHawk ST4000VX005 internal hard drive, SAS on the Seagate Savvio ST9450404SS-RF internal hard drive.

HDD capacity
- SkyHawk ST4000VX005 internal hard drive:4 TB
- Savvio ST9450404SS-RF internal hard drive:450 GB
HDD size
- SkyHawk ST4000VX005 internal hard drive:3.5"
- Savvio ST9450404SS-RF internal hard drive:2.5"
Interface
- SkyHawk ST4000VX005 internal hard drive:Serial ATA III
- Savvio ST9450404SS-RF internal hard drive:SAS
Storage drive buffer size
- SkyHawk ST4000VX005 internal hard drive:256 MB
- Savvio ST9450404SS-RF internal hard drive:16 MB
Operating temperature (T-T)
- SkyHawk ST4000VX005 internal hard drive:0 - 70 °C
- Savvio ST9450404SS-RF internal hard drive:5 - 55 °C
Width
- SkyHawk ST4000VX005 internal hard drive:101.8 mm
- Savvio ST9450404SS-RF internal hard drive:70 mm
Depth
- SkyHawk ST4000VX005 internal hard drive:20.2 mm
- Savvio ST9450404SS-RF internal hard drive:100.2 mm
Height
- SkyHawk ST4000VX005 internal hard drive:147 mm
- Savvio ST9450404SS-RF internal hard drive:14.8 mm

Side by side

Differences highlightedShow differences only

Comparison of ST4000VX005, ST9450404SS-RF
32 specifications	A Seagate SkyHawk ST4000VX005 internal hard drive Model ST4000VX005 View product	B Seagate Savvio ST9450404SS-RF internal hard drive Model ST9450404SS-RF View product
Features4 differ
HDD capacityDiffers	4 TB	450 GB
HDD speedKnown for one	Unknown — not stated by the source	10000 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA III	SAS
Type	HDD	HDD
Storage drive buffer sizeDiffers	256 MB	16 MB
HDD number of headsKnown for one	Unknown — not stated by the source	3
Read seek timeKnown for one	Unknown — not stated by the source	4.08 ms
Write seek timeKnown for one	Unknown — not stated by the source	4.65 ms
Average latencyKnown for one	Unknown — not stated by the source	3 ms
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Component forKnown for one	Digital video recorder (DVR)	Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
Uncorrectable Bit Error Rate (UBER)Known for one	< 1 per 10^14 bits read	Unknown — not stated by the source
24/7 operationKnown for one	Yes	Unknown — not stated by the source
Start/stop cyclesKnown for one	600000	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	1000000 h	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 70 °C	5 - 55 °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	40 G
Weight & dimensions4 differ
WidthDiffers	101.8 mm	70 mm
DepthDiffers	20.2 mm	100.2 mm
HeightDiffers	147 mm	14.8 mm
WeightDiffers	490 g	208 g
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	70 x 100.2 x 14.8 mm
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	3 pc(s)
InternalKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (typical)Known for one	3.7 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Power consumption (idle)Known for one	2.5 W	Unknown — not stated by the source
Start-up currentKnown for one	1.8 A	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.

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