Product comparison · 2 internal solid state drives

Seagate ST1100FR0000 internal solid state drive vs Seagate ST400FP0021 internal solid state drive

12specifications compared
10differ
2identical
15known for one product only

Key differences

SSD capacity
- ST1100FR0000 internal solid state drive:1.11 TB
- ST400FP0021 internal solid state drive:400 GB
Interface
- ST1100FR0000 internal solid state drive:PCI Express
- ST400FP0021 internal solid state drive:Serial ATA III
Read speed
- ST1100FR0000 internal solid state drive:1600 MB/s
- ST400FP0021 internal solid state drive:520 MB/s
Write speed
- ST1100FR0000 internal solid state drive:580 MB/s
- ST400FP0021 internal solid state drive:450 MB/s
Random read (4KB)
- ST1100FR0000 internal solid state drive:175000 IOPS
- ST400FP0021 internal solid state drive:85000 IOPS
Random write (4KB)
- ST1100FR0000 internal solid state drive:23000 IOPS
- ST400FP0021 internal solid state drive:30000 IOPS
Power consumption (idle)
- ST1100FR0000 internal solid state drive:8 W
- ST400FP0021 internal solid state drive:1.25 W
Weight
- ST1100FR0000 internal solid state drive:141.75 g
- ST400FP0021 internal solid state drive:100 g

Side by side

Differences highlightedShow differences only

Comparison of ST1100FR0000, ST400FP0021
27 specifications	A Seagate ST1100FR0000 internal solid state drive Model ST1100FR0000 View product	B Seagate ST400FP0021 internal solid state drive Model ST400FP0021 View product
Features6 differ
SSD capacityDiffers	1.11 TB	400 GB
SSD form factorKnown for one	Unknown — not stated by the source	2.5"
InterfaceDiffers	PCI Express	Serial ATA III
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Read speedDiffers	1600 MB/s	520 MB/s
Write speedDiffers	580 MB/s	450 MB/s
Random read (4KB)Differs	175000 IOPS	85000 IOPS
Random write (4KB)Differs	23000 IOPS	30000 IOPS
S.M.A.R.T. supportKnown for one	Unknown — not stated by the source	Yes
Read latencyKnown for one	76 µs	Unknown — not stated by the source
Write latencyKnown for one	16 µs	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (standby)Known for one	Unknown — not stated by the source	2.8 W
Power consumption (idle)Differs	8 W	1.25 W
Power consumptionKnown for one	Unknown — not stated by the source	500 mA
Power consumption (read)Known for one	15 W	Unknown — not stated by the source
Power consumption (write)Known for one	15 W	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	70.1 mm
DepthKnown for one	Unknown — not stated by the source	100.5 mm
HeightKnown for one	Unknown — not stated by the source	7 mm
WeightDiffers	141.75 g	100 g
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 45 °C	0 - 70 °C
Storage temperature (T-T)Differs	-40 - 70 °C	-40 - 75 °C
Operating relative humidity (H-H)Known for one	5 - 95%	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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