Product comparison · 2 internal hard drives

Seagate S-series ST4000NC000-RF internal hard drive vs Seagate Enterprise ST8000NM0135-RF internal hard drive

15specifications compared
8differ
7identical
20known for one product only

Key differences

The Seagate Enterprise ST8000NM0135-RF internal hard drive has 4 TB more HDD capacity than the Seagate S-series ST4000NC000-RF internal hard drive (8 TB vs 4 TB). The Seagate Enterprise ST8000NM0135-RF internal hard drive has 1,300 RPM more HDD speed than the Seagate S-series ST4000NC000-RF internal hard drive (7200 RPM vs 5900 RPM). The Seagate Enterprise ST8000NM0135-RF internal hard drive has 192 MB more storage drive buffer size than the Seagate S-series ST4000NC000-RF internal hard drive (256 MB vs 64 MB). Interface: Serial ATA III on the Seagate S-series ST4000NC000-RF internal hard drive, SAS on the Seagate Enterprise ST8000NM0135-RF internal hard drive.

HDD capacity
- S-series ST4000NC000-RF internal hard drive:4 TB
- Enterprise ST8000NM0135-RF internal hard drive:8 TB
HDD speed
- S-series ST4000NC000-RF internal hard drive:5900 RPM
- Enterprise ST8000NM0135-RF internal hard drive:7200 RPM
Interface
- S-series ST4000NC000-RF internal hard drive:Serial ATA III
- Enterprise ST8000NM0135-RF internal hard drive:SAS
Storage drive buffer size
- S-series ST4000NC000-RF internal hard drive:64 MB
- Enterprise ST8000NM0135-RF internal hard drive:256 MB
Mean time between failures (MTBF)
- S-series ST4000NC000-RF internal hard drive:800000 h
- Enterprise ST8000NM0135-RF internal hard drive:2000000 h
Power consumption (typical)
- S-series ST4000NC000-RF internal hard drive:6.49 W
- Enterprise ST8000NM0135-RF internal hard drive:12 W
Power consumption (idle)
- S-series ST4000NC000-RF internal hard drive:4.59 W
- Enterprise ST8000NM0135-RF internal hard drive:8.5 W
Weight
- S-series ST4000NC000-RF internal hard drive:606 g
- Enterprise ST8000NM0135-RF internal hard drive:780 g

Side by side

Differences highlightedShow differences only

Comparison of ST4000NC000-RF, ST8000NM0135-RF
35 specifications	A Seagate S-series ST4000NC000-RF internal hard drive Model ST4000NC000-RF View product	B Seagate Enterprise ST8000NM0135-RF internal hard drive Model ST8000NM0135-RF View product
Features5 differ
HDD capacityDiffers	4 TB	8 TB
HDD speedDiffers	5900 RPM	7200 RPM
InterfaceDiffers	Serial ATA III	SAS
Storage drive buffer sizeDiffers	64 MB	256 MB
HDD number of headsKnown for one	8	Unknown — not stated by the source
Read seek timeKnown for one	12 ms	Unknown — not stated by the source
Write seek timeKnown for one	12 ms	Unknown — not stated by the source
Average seek timeKnown for one	12 ms	Unknown — not stated by the source
SMART technologyKnown for one	Yes	Unknown — not stated by the source
Bytes per sectorKnown for one	4096	Unknown — not stated by the source
Mean time between failures (MTBF)Differs	800000 h	2000000 h
Component forKnown for one	Unknown — not stated by the source	Disk array
HDD interface transfer rateKnown for one	Unknown — not stated by the source	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 operationKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Power consumption (typical)Differs	6.49 W	12 W
Power consumption (standby)Known for one	0.77 W	Unknown — not stated by the source
Power consumption (idle)Differs	4.59 W	8.5 W
Operational conditionsidentical
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
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 & dimensions1 differ
WeightDiffers	606 g	780 g
DepthKnown for one	Unknown — not stated by the source	147 mm
Other featuresidentical
Data transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
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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