SSDBoss Review Our evaluation of Q vs 840 Pro

read performance

How quickly data is read from the drive

Toshiba Q
6.6
840 Pro
6.6
4K Random Read, 4K Random Read Access Time and 512K Sequential Read

write performance

How quickly data is written to the drive

Toshiba Q
7.0
840 Pro
7.0
4K Random Write, 4K Random Write Access Time and 512K Sequential Write

real world benchmarks

How well the drive performs common tasks

Toshiba Q
8.1
840 Pro
8.1
Windows 7 Boot-up Time, Photoshop Lens Filter and AS SSD ISO Copy

Benchmarks

How well the drive performs on common benchmarks

Toshiba Q
6.6
840 Pro
6.7
PCMark Vantage and AS SSD Score

No winner declared

Too close to call

Differences What are the advantages of each

Front view of Toshiba Q

Reasons to consider the
Toshiba Q

Report a correction
Slightly more capacity per dollar 2.05 GB/$ vs 1.83 GB/$ More than 10% more capacity per dollar
Front view of Samsung 840 Pro

Reasons to consider the
Samsung 840 Pro

Report a correction
Lower avg. power consumption 2 Watts vs 2.46 Watts Around 20% lower avg. power consumption
Higher AS SSD score 1,143 pts vs 969 pts Around 20% higher AS SSD score
Thinner thickness 7 mm vs 9 mm More than 25% thinner thickness

Benchmarks Real world tests of Toshiba Q vs 840 Pro

4K Random Read

Toshiba Q
317.85 MB/s
840 Pro
311.34 MB/s

4K Random Write

Toshiba Q
129.34 MB/s
840 Pro
130.58 MB/s

Windows 7 Boot-up Time

Toshiba Q
7.8 s
840 Pro
7.8 s

Avg. Power Consumption

Toshiba Q
2.46 Watts
840 Pro
2 Watts

4K Random Read Access Time

Toshiba Q
1.93 ms
840 Pro
1.91 ms

4K Random Write Access Time

Toshiba Q
0.79 ms
840 Pro
0.8 ms

Reviews Word on the street

Toshiba vs 840 Pro 

8.0
8.0
Normally we'd give an SSD the nod for that alone, but the tight grouping of all the drives in those benchmarks makes it clear that SSD performance has now gotten the better of those parts of our test suite.
Toshiba Q

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