Product comparison · 2 internal solid state drives

HP 875470-B21 internal solid state drive vs Lenovo 7N47A00115 internal solid state drive

10specifications compared
7differ
3identical
9known for one product only

Key differences

The HP 875470-B21 internal solid state drive has 240 GB more SSD capacity than the Lenovo 7N47A00115 internal solid state drive (480 GB vs 240 GB). The Lenovo 7N47A00115 internal solid state drive has 1" more SSD form factor than the HP 875470-B21 internal solid state drive (3.5" vs 2.5"). The Lenovo 7N47A00115 internal solid state drive has 24,000 IOPS more random read (4KB) than the HP 875470-B21 internal solid state drive (86000 IOPS vs 62000 IOPS). Product colour: Aluminium, Black on the HP 875470-B21 internal solid state drive, Black on the Lenovo 7N47A00115 internal solid state drive.

SSD capacity
- 875470-B21 internal solid state drive:480 GB
- 7N47A00115 internal solid state drive:240 GB
SSD form factor
- 875470-B21 internal solid state drive:2.5"
- 7N47A00115 internal solid state drive:3.5"
Random read (4KB)
- 875470-B21 internal solid state drive:62000 IOPS
- 7N47A00115 internal solid state drive:86000 IOPS
Random write (4KB)
- 875470-B21 internal solid state drive:52500 IOPS
- 7N47A00115 internal solid state drive:9000 IOPS
Read latency
- 875470-B21 internal solid state drive:125 µs
- 7N47A00115 internal solid state drive:130 µs
Write latency
- 875470-B21 internal solid state drive:40 µs
- 7N47A00115 internal solid state drive:30 µs
Product colour
- 875470-B21 internal solid state drive:Aluminium, Black
- 7N47A00115 internal solid state drive:Black

Side by side

Differences highlightedShow differences only

Comparison of 875470-B21, 7N47A00115
19 specifications	A HP 875470-B21 internal solid state drive Model 875470-B21 View product	B Lenovo 7N47A00115 internal solid state drive Model 7N47A00115 View product
Features6 differ
SSD capacityDiffers	480 GB	240 GB
SSD form factorDiffers	2.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Component for	Server/workstation	Server/workstation
Data transfer rate	6 Gbit/s	6 Gbit/s
Read speedKnown for one	Unknown — not stated by the source	330 MB/s
Write speedKnown for one	Unknown — not stated by the source	300 MB/s
Random read (4KB)Differs	62000 IOPS	86000 IOPS
Random write (4KB)Differs	52500 IOPS	9000 IOPS
Read latencyDiffers	125 µs	130 µs
Write latencyDiffers	40 µs	30 µs
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	2000000 h
Poweridentical
Power consumption (read)Known for one	Unknown — not stated by the source	3 W
Power consumption (write)Known for one	Unknown — not stated by the source	3 W
Operational conditionsidentical
Operating vibrationKnown for one	Unknown — not stated by the source	2.17 G
Operating shockKnown for one	Unknown — not stated by the source	1500 G
Other features1 differ
Product colourDiffers	Aluminium, Black	Black
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84717070	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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