SSDBoss Review Our evaluation of Extreme SSD vs SSDNow V300

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

Passmark Disk Rating, PCMark Vantage and AS SSD Score

SSDBoss Score

read performance, write performance, real world benchmarks and Benchmarks

Winner
SanDisk Extreme SSD 

SSDBoss recommends the SanDisk Extreme SSD  based on its read performance, write performance and real world benchmarks.

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Differences What are the advantages of each

Front view of SanDisk Extreme SSD

Reasons to consider the
SanDisk Extreme SSD

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Significantly faster 4k random write 119.02 MB/s vs 33.3 MB/s More than 3.5x faster 4k random write
Higher capacity 240 GB vs 60 GB 4x higher capacity
Much lower 4k random read access time 2.02 ms vs 6.46 ms 3.2x lower 4k random read access time
Faster 512K sequential read 532.06 MB/s vs 235.27 MB/s More than 2.2x faster 512K sequential read
Much lower 4k random write access time 2.1 ms vs 7.51 ms 3.6x lower 4k random write access time
Much higher MTBF 2,000,000 hours vs 1,000,000 hours 2x higher MTBF
Higher AS SSD score 761 pts vs 306 pts Around 2.5x higher AS SSD score
Significantly faster AS SSD ISO copy 418.97 MB/s vs 113.54 MB/s Around 3.8x faster AS SSD ISO copy
Front view of Kingston SSDNow V300

Reasons to consider the
Kingston SSDNow V300

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Faster windows 7 boot-up time 8.3 s vs 9.6 s Around 15% faster windows 7 boot-up time
Significantly lower avg. power consumption 1.81 Watts vs 2.68 Watts More than 30% lower avg. power consumption
Significantly faster random read 85,000 IOPS vs 39,000 IOPS Around 2.2x faster random read
Higher passmark rating 4,531 pts vs 3,572 pts More than 25% higher passmark rating
Thinner thickness 7 mm vs 10 mm Around 30% thinner thickness

Benchmarks Real world tests of Extreme SSD vs SSDNow V300

4K Random Read

Extreme SSD
123.46 MB/s
SSDNow V300
38.7 MB/s

4K Random Write

Extreme SSD
119.02 MB/s
SSDNow V300
33.3 MB/s

Windows 7 Boot-up Time

Extreme SSD
9.6 s
SSDNow V300
8.3 s

Avg. Power Consumption

Extreme SSD
2.68 Watts
SSDNow V300
1.81 Watts

4K Random Read Access Time

Extreme SSD
2.1 ms
SSDNow V300
7.51 ms

4K Random Write Access Time

Extreme SSD
2.02 ms
SSDNow V300
6.46 ms

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