SSDBoss Review Our evaluation of Ultra Plus SSD vs 840 EVO

read performance

How quickly data is read from the drive

4K Random Read, 4K Random Read Access Time and 512K Sequential Read

write performance

How quickly data is written to the drive

4K Random Write, 4K Random Write Access Time and 512K Sequential Write

real world benchmarks

How well the drive performs common tasks

Windows 7 Boot-up Time, Photoshop Lens Filter and AS SSD ISO Copy

Benchmarks

How well the drive performs on common benchmarks

PCMark Vantage and AS SSD Score

No winner declared

Too close to call

Differences What are the advantages of each

Front view of SanDisk Ultra Plus SSD

Reasons to consider the
SanDisk Ultra Plus SSD

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Lower avg. power consumption 1.74 Watts vs 2.29 Watts Around 25% lower avg. power consumption
Higher MTBF 2,000,000 hours vs 1,500,000 hours Around 35% higher MTBF
Lighter 36 g vs 53 g More than 30% lighter
Sibling view of Samsung 840 EVO

Reasons to consider the
Samsung 840 EVO

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Much higher capacity 1,000 GB vs 256 GB Around 4x higher capacity
Much larger cache 1,000 MB vs 128 MB More than 7.8x larger cache
Significantly faster 4k random read 318.8 MB/s vs 140.33 MB/s More than 2.2x faster 4k random read
Much faster windows 7 boot-up time 9.3 s vs 14.1 s Around 35% faster windows 7 boot-up time
Faster 4k random write 106.65 MB/s vs 64.4 MB/s More than 65% faster 4k random write
Higher PCMark vantage score 25,582 pts vs 20,508 pts Around 25% higher PCMark vantage score
Faster 512K sequential write 510.27 MB/s vs 441.34 MB/s More than 15% faster 512K sequential write
Significantly faster photoshop lens filter 56.6 s vs 63.5 s More than 10% faster photoshop lens filter
Faster 512K sequential read 527.52 MB/s vs 423 MB/s Around 25% faster 512K sequential read
Higher AS SSD score 1,198 pts vs 888 pts Around 35% higher AS SSD score
Significantly lower 4k random read access time 0.78 ms vs 1.78 ms 2.3x lower 4k random read access time
Lower 4k random write access time 2.34 ms vs 3.88 ms Around 40% lower 4k random write access time
Faster AS SSD ISO copy 441.16 MB/s vs 344.86 MB/s Around 30% faster AS SSD ISO copy

Benchmarks Real world tests of Ultra Plus SSD vs 840 EVO

4K Random Read

Ultra Plus SSD
140.33 MB/s
840 EVO
318.8 MB/s

4K Random Write

Ultra Plus SSD
64.4 MB/s
840 EVO
106.65 MB/s

Windows 7 Boot-up Time

840 EVO
9.3 s

Avg. Power Consumption

Ultra Plus SSD
1.74 Watts
840 EVO
2.29 Watts

4K Random Read Access Time

Ultra Plus SSD
3.88 ms
840 EVO
2.34 ms

4K Random Write Access Time

Ultra Plus SSD
1.78 ms
840 EVO
0.78 ms

Reviews Word on the street

Ultra Plus SSD  vs 840 EVO 

9.0
9.0
That's slow in comparison with some of the OCZ and Corsair drives we've seen recently, but quicker than the non-Pro version of Samsung's 840 series drive.
Ultra Plus SSD

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