Product comparison · 2 internal hard drives

Seagate Exos M vs Seagate ST1800MM0008-RF internal hard drive

18specifications compared
16differ
2identical
13known for one product only

Key differences

The Seagate Exos M has 26.2 TB more HDD capacity than the Seagate ST1800MM0008-RF internal hard drive (28 TB vs 1.8 TB). The Seagate ST1800MM0008-RF internal hard drive has 2,800 RPM more HDD speed than the Seagate Exos M (10000 RPM vs 7200 RPM). The Seagate Exos M has 1" more HDD size than the Seagate ST1800MM0008-RF internal hard drive (3.5" vs 2.5"). Interface: Serial ATA on the Seagate Exos M, SAS on the Seagate ST1800MM0008-RF internal hard drive. Operating voltage: 5 / 12 V on the Seagate Exos M, 5 V on the Seagate ST1800MM0008-RF internal hard drive.

HDD capacity
- Exos M:28 TB
- ST1800MM0008-RF internal hard drive:1.8 TB
HDD speed
- Exos M:7200 RPM
- ST1800MM0008-RF internal hard drive:10000 RPM
HDD size
- Exos M:3.5"
- ST1800MM0008-RF internal hard drive:2.5"
Interface
- Exos M:Serial ATA
- ST1800MM0008-RF internal hard drive:SAS
Storage drive buffer size
- Exos M:512 MB
- ST1800MM0008-RF internal hard drive:128 MB
Average latency
- Exos M:4.16 ms
- ST1800MM0008-RF internal hard drive:2.9 ms
Power consumption (idle)
- Exos M:6.9 W
- ST1800MM0008-RF internal hard drive:4.55 W
Operating voltage
- Exos M:5 / 12 V
- ST1800MM0008-RF internal hard drive:5 V

Side by side

Differences highlightedShow differences only

Comparison of Exos M, ST1800MM0008-RF
31 specifications	A Seagate Exos M View product	B Seagate ST1800MM0008-RF internal hard drive Model ST1800MM0008-RF View product
Features6 differ
HDD capacityDiffers	28 TB	1.8 TB
HDD speedDiffers	7200 RPM	10000 RPM
HDD sizeDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA	SAS
Type	HDD	HDD
Component forKnown for one	Server/workstation	Unknown — not stated by the source
Hot-swapKnown for one	Yes	Unknown — not stated by the source
Storage drive buffer sizeDiffers	512 MB	128 MB
HDD interface transfer rate	12 Gbit/s	12 Gbit/s
HDD sustained transfer rateKnown for one	257 MiB/s	Unknown — not stated by the source
HDD average transfer rateKnown for one	270 MB/s	Unknown — not stated by the source
Average latencyDiffers	4.16 ms	2.9 ms
Uncorrectable Bit Error Rate (UBER)Known for one	< 1 per 10^15 bits read	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	2500000 h	Unknown — not stated by the source
HDD number of headsKnown for one	Unknown — not stated by the source	8
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Power consumption (idle)Differs	6.9 W	4.55 W
Operating voltageDiffers	5 / 12 V	5 V
Power consumption (typical)Known for one	Unknown — not stated by the source	7.8 W
Operational conditions4 differ
Operating temperature (T-T)Differs	10 - 60 °C	5 - 55 °C
Non-operating vibrationDiffers	2.27 G	3 G
Operating shockDiffers	30 G	40 G
Non-operating shockDiffers	200 G	400 G
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	0.5 G
Weight & dimensions4 differ
WidthDiffers	101.8 mm	70.1 mm
DepthDiffers	147 mm	100.5 mm
HeightDiffers	26.1 mm	15 mm
WeightDiffers	695 g	199 g
Other featuresidentical
Warranty periodKnown for one	5 year(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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