Product comparison · 2 internal solid state drives

HP 739890-B21#0D1 vs HP 741142-B21#0D1

Key differences

Differences highlightedShow differences only

Comparison of 739890-B21#0D1, 741142-B21#0D1
16 specifications	A HP 739890-B21#0D1 Model 739890-B21#0D1 View product	B HP 741142-B21#0D1 Model 741142-B21#0D1 View product
Features8 differ
SSD capacityDiffers	300 GB	400 GB
SSD form factorDiffers	3.5"	2.5"
InterfaceDiffers	Serial ATA III	SAS
Data transfer rateDiffers	6 Gbit/s	12 Gbit/s
Read speedDiffers	475 MB/s	1000 MB/s
Write speedDiffers	250 MB/s	625 MB/s
Random read (4KB)Differs	64000 IOPS	86000 IOPS
Random write (4KB)Differs	8000 IOPS	58000 IOPS
Bytes per sectorKnown for one	Unknown — not stated by the source	512
Poweridentical
Power consumption (read)Known for one	Unknown — not stated by the source	9 W
Power consumption (write)Known for one	Unknown — not stated by the source	9 W
Weight & dimensionsidentical
HeightKnown for one	Unknown — not stated by the source	15 mm
WeightKnown for one	1.36 kg	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 55 °C	-40 - 55 °C
Other featuresidentical
Internal	Yes	Yes

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.