Product comparison · 2 internal hard drives

Seagate SkyHawk ST4000VX005 internal hard drive vs Seagate Enterprise ST8000NM0135-RF internal hard drive

16specifications compared
11differ
5identical
12known for one product only

Key differences

The Seagate Enterprise ST8000NM0135-RF internal hard drive has 4 TB more HDD capacity than the Seagate SkyHawk ST4000VX005 internal hard drive (8 TB vs 4 TB). The Seagate Enterprise ST8000NM0135-RF internal hard drive has 6 Gbit/s more HDD interface transfer rate than the Seagate SkyHawk ST4000VX005 internal hard drive (12 Gbit/s vs 6 Gbit/s). The Seagate Enterprise ST8000NM0135-RF internal hard drive has 1,000,000 h more mean time between failures (MTBF) than the Seagate SkyHawk ST4000VX005 internal hard drive (2000000 h vs 1000000 h). Interface: Serial ATA III on the Seagate SkyHawk ST4000VX005 internal hard drive, SAS on the Seagate Enterprise ST8000NM0135-RF internal hard drive. Component for: Digital video recorder (DVR) on the Seagate SkyHawk ST4000VX005 internal hard drive, Disk array on the Seagate Enterprise ST8000NM0135-RF internal hard drive.

HDD capacity
- SkyHawk ST4000VX005 internal hard drive:4 TB
- Enterprise ST8000NM0135-RF internal hard drive:8 TB
Interface
- SkyHawk ST4000VX005 internal hard drive:Serial ATA III
- Enterprise ST8000NM0135-RF internal hard drive:SAS
Component for
- SkyHawk ST4000VX005 internal hard drive:Digital video recorder (DVR)
- Enterprise ST8000NM0135-RF internal hard drive:Disk array
HDD interface transfer rate
- SkyHawk ST4000VX005 internal hard drive:6 Gbit/s
- Enterprise ST8000NM0135-RF internal hard drive:12 Gbit/s
Mean time between failures (MTBF)
- SkyHawk ST4000VX005 internal hard drive:1000000 h
- Enterprise ST8000NM0135-RF internal hard drive:2000000 h
Power consumption (typical)
- SkyHawk ST4000VX005 internal hard drive:3.7 W
- Enterprise ST8000NM0135-RF internal hard drive:12 W
Power consumption (idle)
- SkyHawk ST4000VX005 internal hard drive:2.5 W
- Enterprise ST8000NM0135-RF internal hard drive:8.5 W
Operating temperature (T-T)
- SkyHawk ST4000VX005 internal hard drive:0 - 70 °C
- Enterprise ST8000NM0135-RF internal hard drive:5 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of ST4000VX005, ST8000NM0135-RF
28 specifications	A Seagate SkyHawk ST4000VX005 internal hard drive Model ST4000VX005 View product	B Seagate Enterprise ST8000NM0135-RF internal hard drive Model ST8000NM0135-RF View product
Features5 differ
HDD capacityDiffers	4 TB	8 TB
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA III	SAS
Type	HDD	HDD
Component forDiffers	Digital video recorder (DVR)	Disk array
Storage drive buffer size	256 MB	256 MB
HDD interface transfer rateDiffers	6 Gbit/s	12 Gbit/s
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
Rotational Vibration (RV) sensorsKnown for one	Unknown — not stated by the source	Yes
24/7 operation	Yes	Yes
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Mean time between failures (MTBF)Differs	1000000 h	2000000 h
Uncorrectable Bit Error Rate (UBER)Known for one	< 1 per 10^14 bits read	Unknown — not stated by the source
Start/stop cyclesKnown for one	600000	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	3.7 W	12 W
Power consumption (idle)Differs	2.5 W	8.5 W
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
Power consumption (standby)Known for one	0.25 W	Unknown — not stated by the source
Start-up currentKnown for one	1.8 A	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 70 °C	5 - 60 °C
Operating shockKnown for one	Unknown — not stated by the source	70 G
Non-operating shockKnown for one	Unknown — not stated by the source	250 G
Weight & dimensions3 differ
Width	101.8 mm	101.8 mm
DepthDiffers	20.2 mm	147 mm
HeightDiffers	147 mm	26.1 mm
WeightDiffers	490 g	780 g
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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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