SSDBoss Review Our evaluation of PX-128M2P vs 520

read performance

How quickly data is read from the drive

4K Random Read

write performance

How quickly data is written to the drive

4K Random Write

real world benchmarks

How well the drive performs common tasks

AS SSD ISO Copy

Benchmarks

How well the drive performs on common benchmarks

Passmark Disk Rating, AS SSD Score and Tom's Hardware Storage Bench

SSDBoss Score

read performance, write performance, real world benchmarks and Benchmarks

Winner
Intel 520 

SSDBoss recommends the Intel 520  based on its write performance, real world benchmarks and benchmarks.

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Differences What are the advantages of each

Front view of Plextor PX-128M2P

Reasons to consider the
Plextor PX-128M2P

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Faster 4k random read 231.09 MB/s vs 88.59 MB/s More than 2.5x faster 4k random read
Significantly larger cache 256 MB vs 0 MB Compared to all SSDs, 256 MB cache is just OK
Higher MTBF 1,500,000 hours vs 1,200,000 hours 25% higher MTBF
Slightly higher AS SSD score 871 pts vs 742 pts More than 15% higher AS SSD score
Front view of Intel 520

Reasons to consider the
Intel 520

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Significantly faster 4k random write 81.39 MB/s vs 16.7 MB/s More than 4.8x faster 4k random write
Slightly faster tom's storage bench application 629 pts vs 576 pts Around 10% faster tom's storage bench application

Benchmarks Real world tests of PX-128M2P vs Intel 520

4K Random Read

PX-128M2P
231.09 MB/s
Intel 520
88.59 MB/s

4K Random Write

PX-128M2P
16.7 MB/s
Intel 520
81.39 MB/s

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