Product comparison · 2 internal hard drives

Seagate ST1800MM0128, 40PK vs Seagate IronWolf ST8000VN0022-20PK internal hard drive

19specifications compared
18differ
1identical
12known for one product only

Key differences

HDD capacity
- ST1800MM0128, 40PK:1.8 TB
- IronWolf ST8000VN0022-20PK internal hard drive:8 TB
HDD speed
- ST1800MM0128, 40PK:10000 RPM
- IronWolf ST8000VN0022-20PK internal hard drive:7200 RPM
HDD size
- ST1800MM0128, 40PK:2.5"
- IronWolf ST8000VN0022-20PK internal hard drive:3.5"
Interface
- ST1800MM0128, 40PK:SAS
- IronWolf ST8000VN0022-20PK internal hard drive:Serial ATA III
Type
- ST1800MM0128, 40PK:Hybrid-HDD
- IronWolf ST8000VN0022-20PK internal hard drive:HDD
Component for
- ST1800MM0128, 40PK:Server/workstation
- IronWolf ST8000VN0022-20PK internal hard drive:NAS
Storage drive buffer size
- ST1800MM0128, 40PK:128 MB
- IronWolf ST8000VN0022-20PK internal hard drive:256 MB
Power consumption (typical)
- ST1800MM0128, 40PK:7.8 W
- IronWolf ST8000VN0022-20PK internal hard drive:9 W

Side by side

Differences highlightedShow differences only

Comparison of ST1800MM0128, 40PK, ST8000VN0022-20PK
31 specifications	A Seagate ST1800MM0128, 40PK View product	B Seagate IronWolf ST8000VN0022-20PK internal hard drive Model ST8000VN0022-20PK View product
Features7 differ
HDD capacityDiffers	1.8 TB	8 TB
HDD speedDiffers	10000 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
InterfaceDiffers	SAS	Serial ATA III
TypeDiffers	Hybrid-HDD	HDD
Component forDiffers	Server/workstation	NAS
Storage drive buffer sizeDiffers	128 MB	256 MB
Hybrid-HDD cache memoryKnown for one	32 GB	Unknown — not stated by the source
HDD number of headsKnown for one	8	Unknown — not stated by the source
Average latencyKnown for one	2.9 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	512	Unknown — not stated by the source
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
HDD sustained transfer rateKnown for one	Unknown — not stated by the source	210 MiB/s
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1000000 h
Power3 differ
Power consumption (typical)Differs	7.8 W	9 W
Power consumption (idle)Differs	4.55 W	7.2 W
Operating voltageDiffers	5 V	5 / 12 V
Power consumption (standby)Known for one	Unknown — not stated by the source	0.6 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.6 W
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 55 °C	5 - 70 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating vibrationKnown for one	0.5 G	Unknown — not stated by the source
Non-operating vibrationKnown for one	3 G	Unknown — not stated by the source
Operating shockDiffers	40 G	80 G
Non-operating shockDiffers	400 G	300 G
Weight & dimensions4 differ
WidthDiffers	70.1 mm	101.6 mm
DepthDiffers	100.5 mm	147 mm
HeightDiffers	15 mm	26.1 mm
WeightDiffers	199 g	780 g
Packaging data1 differ
Quantity per packDiffers	40 pc(s)	20 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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