SSDBoss Review Our evaluation of 840 EVO vs PX-M5P

read performance

How quickly data is read from the drive

840 EVO
6.6
PX-M5P
6.3
4K Random Read, 4K Random Read Access Time and 512K Sequential Read

write performance

How quickly data is written to the drive

840 EVO
6.9
PX-M5P
6.6
4K Random Write, 4K Random Write Access Time and 512K Sequential Write

real world benchmarks

How well the drive performs common tasks

840 EVO
7.9
PX-M5P
8.0
Windows 7 Boot-up Time, Photoshop Lens Filter and AS SSD ISO Copy

Benchmarks

How well the drive performs on common benchmarks

840 EVO
6.7
PX-M5P
6.6
PCMark Vantage and AS SSD Score

No winner declared

Too close to call

Differences What are the advantages of each

Sibling view of Samsung 840 EVO

Reasons to consider the
Samsung 840 EVO

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Significantly higher capacity 1,000 GB vs 512 GB More than 95% higher capacity
Faster 4k random read 318.8 MB/s vs 240.51 MB/s Around 35% faster 4k random read
Larger cache 1,000 MB vs 768 MB More than 30% larger cache
Faster 512K sequential write 510.27 MB/s vs 423.12 MB/s More than 20% faster 512K sequential write
Lower avg. power consumption 2.29 Watts vs 2.71 Watts More than 15% lower avg. power consumption
Higher PCMark vantage score 25,582 pts vs 23,353 pts Around 10% higher PCMark vantage score
Lighter 53 g vs 70 g Around 25% lighter
Faster AS SSD ISO copy 441.16 MB/s vs 287.61 MB/s Around 55% faster AS SSD ISO copy
Lower 4k random read access time 0.78 ms vs 1.04 ms 25% lower 4k random read access time
Front view of Plextor PX-M5P

Reasons to consider the
Plextor PX-M5P

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Faster windows 7 boot-up time 7.4 s vs 9.3 s More than 20% faster windows 7 boot-up time
Significantly higher MTBF 2,400,000 hours vs 1,500,000 hours 60% higher MTBF

Benchmarks Real world tests of 840 EVO vs PX-M5P

4K Random Read

840 EVO
318.8 MB/s
PX-M5P
240.51 MB/s

4K Random Write

840 EVO
106.65 MB/s
PX-M5P
100.38 MB/s

Windows 7 Boot-up Time

840 EVO
9.3 s
PX-M5P
7.4 s

Avg. Power Consumption

840 EVO
2.29 Watts
PX-M5P
2.71 Watts

4K Random Read Access Time

840 EVO
2.34 ms
PX-M5P
2.49 ms

4K Random Write Access Time

840 EVO
0.78 ms
PX-M5P
1.04 ms

Reviews Word on the street

840 EVO  vs PX-M5P 

9.0
9.0
The RAPID mode is designed specifically to help boost random performance and uses spare CPU power and system memory capacity (up to 1GB) to act as another layer of cache.
840 EVO

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