Product comparison · 2 internal hard drives

Seagate ST4000NM0025-RF internal hard drive vs Seagate IronWolf ST4000VN006_B1 internal hard drive

18specifications compared
12differ
6identical
19known for one product only

Key differences

The Seagate ST4000NM0025-RF internal hard drive has 1,800 RPM more HDD speed than the Seagate IronWolf ST4000VN006_B1 internal hard drive (7200 RPM vs 5400 RPM). The Seagate IronWolf ST4000VN006_B1 internal hard drive has 128 MB more storage drive buffer size than the Seagate ST4000NM0025-RF internal hard drive (256 MB vs 128 MB). The Seagate ST4000NM0025-RF internal hard drive has 13 MiB/s more HDD sustained transfer rate than the Seagate IronWolf ST4000VN006_B1 internal hard drive (215 MiB/s vs 202 MiB/s). Interface: SAS on the Seagate ST4000NM0025-RF internal hard drive, Serial ATA III on the Seagate IronWolf ST4000VN006_B1 internal hard drive. Operating temperature (T-T): 5 - 60 °C on the Seagate ST4000NM0025-RF internal hard drive, 0 - 65 °C on the Seagate IronWolf ST4000VN006_B1 internal hard drive.

HDD speed
- ST4000NM0025-RF internal hard drive:7200 RPM
- IronWolf ST4000VN006_B1 internal hard drive:5400 RPM
Interface
- ST4000NM0025-RF internal hard drive:SAS
- IronWolf ST4000VN006_B1 internal hard drive:Serial ATA III
Storage drive buffer size
- ST4000NM0025-RF internal hard drive:128 MB
- IronWolf ST4000VN006_B1 internal hard drive:256 MB
HDD sustained transfer rate
- ST4000NM0025-RF internal hard drive:215 MiB/s
- IronWolf ST4000VN006_B1 internal hard drive:202 MiB/s
Power consumption (typical)
- ST4000NM0025-RF internal hard drive:10.5 W
- IronWolf ST4000VN006_B1 internal hard drive:4.8 W
Power consumption (idle)
- ST4000NM0025-RF internal hard drive:6.7 W
- IronWolf ST4000VN006_B1 internal hard drive:3.96 W
Operating temperature (T-T)
- ST4000NM0025-RF internal hard drive:5 - 60 °C
- IronWolf ST4000VN006_B1 internal hard drive:0 - 65 °C
Non-operating vibration
- ST4000NM0025-RF internal hard drive:5 G
- IronWolf ST4000VN006_B1 internal hard drive:3 G

Side by side

Differences highlightedShow differences only

Comparison of ST4000NM0025-RF, ST4000VN006_B1
37 specifications	A Seagate ST4000NM0025-RF internal hard drive Model ST4000NM0025-RF View product	B Seagate IronWolf ST4000VN006_B1 internal hard drive Model ST4000VN006_B1 View product
Features4 differ
HDD capacity	4 TB	4 TB
HDD speedDiffers	7200 RPM	5400 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
Type	HDD	HDD
Component forKnown for one	Unknown — not stated by the source	NAS
Storage drive buffer sizeDiffers	128 MB	256 MB
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
HDD sustained transfer rateDiffers	215 MiB/s	202 MiB/s
Rotational Vibration (RV) sensorsKnown for one	Unknown — not stated by the source	Yes
24/7 operationKnown for one	Unknown — not stated by the source	Yes
Start/stop cyclesKnown for one	Unknown — not stated by the source	600000
Workload rate limitKnown for one	Unknown — not stated by the source	180 TB/year
Mean time to failure (MTTF)Known for one	Unknown — not stated by the source	1000000 h
Average latencyKnown for one	4.16 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
RefurbishedKnown for one	Yes	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2000000 h	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	10.5 W	4.8 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (idle)Differs	6.7 W	3.96 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	1.8 A
Operational conditions4 differ
Operating temperature (T-T)Differs	5 - 60 °C	0 - 65 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating vibrationKnown for one	Unknown — not stated by the source	0.25 G
Non-operating vibrationDiffers	5 G	3 G
Operating altitudeKnown for one	Unknown — not stated by the source	-304 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-304 - 12192 m
Operating shockDiffers	70 G	80 G
Non-operating shockDiffers	250 G	300 G
Weight & dimensions2 differ
Width	101.8 mm	101.8 mm
Depth	147 mm	147 mm
HeightDiffers	26.1 mm	20.2 mm
WeightDiffers	655 g	490 g
Packaging dataidentical
Quantity per packKnown for one	20 pc(s)	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717050	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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