Average Bench: 89.1% (95th of 862)

Based on 34 user benchmarks.  Model: PLEXTOR PX-512M6S

Very good average bench

The Plextor M6S 512GB averaged just 10.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Plextor M6S 512GB near the top of the comparison list.


Avg. 4K Random Read Speed 28.3MB/s
Avg. 4K Random Mixed IO Speed 28.6MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Plextor M6S 512GB is 35.1%. This is a relatively wide range which indicates that the Plextor M6S 512GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Read Speed 242MB/s
Avg. 4K-64Thread Write Speed 214MB/s

Average Bench

(Based on 34 samples)
Min Avg Max
344 Read 480 502
314 Write 419 448
337 Mixed 445 461
99.9% 448 MB/s
Min Avg Max
20.5 4K Read 28.3 38
33.1 4K Write 61.5 99.4
10.4 4K Mixed 28.6 39.1
112% 39.5 MB/s
Min Avg Max
21.7 DQ Read 242 379
34.7 DQ Write 214 318
10.3 DQ Mixed 69.4 94.1
95.5% 175 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
278GB free
Firmware: 1.07 Max speed: SATA 3.0 600 MB/s
Read 493
Write 439
Mixed 456
103% 462 MB/s
4K Read 25.7
4K Write 49.3
4K Mixed 31.9
106% 35.6 MB/s
DQ Read 340
DQ Write 242
DQ Mixed 88.6
121% 223 MB/s
61GB free
Firmware: 1.03 Max speed: SATA 3.0 600 MB/s
Read 473
Write 415
Mixed 440
99% 443 MB/s
4K Read 33.8
4K Write 62.4
4K Mixed 34
128% 43.4 MB/s
DQ Read 242
DQ Write 161
DQ Mixed 69.4
87% 157 MB/s
280GB free
Firmware: 1.08 Max speed: SATA 3.0 600 MB/s
Read 451
Write 396
Mixed 426
95% 424 MB/s
4K Read 19.8
4K Write 33.8
4K Mixed 9.65
60% 21.1 MB/s
DQ Read 18.8
DQ Write 34.3
DQ Mixed 9.16
12% 20.8 MB/s
34 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 4,442,253 SSDs tested.


AmazonUS $189.896 months ago.
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Typical M6S 512GB Builds (Compare 333 builds) See popular component choices, score breakdowns and rankings.
Gaming 93%
Nuclear submarine
Desktop 78%
Workstation 74%

Motherboard: Asrock X99X Killer - $247

EDIT WITH CUSTOM PC BUILDER Value: 79% - Very good Total price: $1,388

Popular M6S 512GB compatible motherboards:

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Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]


Controller: Marvell 88SS9188-BOM2. NAND Memory: Toshiba 19nm Toggle Mode MLC.

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