Average Bench: 89.3% (84th of 850)

Based on 23 user benchmarks.  Model: PLEXTOR PX-512M6S

Very good average bench

The Plextor M6S 512GB averaged just 10.7% 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 27.9MB/s
Avg. 4K Random Mixed IO Speed 28.4MB/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 235MB/s
Avg. Sequential Write Speed 420MB/s

Average Bench

(Based on 23 samples)
Min Avg Max
344 Read 476 499
314 Write 420 439
337 Mixed 444 461
99.6% 447 MB/s
Min Avg Max
20.9 4K Read 27.9 38
37.6 4K Write 64 99.4
11.2 4K Mixed 28.4 39.1
112% 40.1 MB/s
Min Avg Max
23.4 DQ Read 235 379
44.5 DQ Write 230 318
10.4 DQ Mixed 70.2 94.1
97.4% 179 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
420GB free
Firmware: 1.07 Max speed: SATA 3.0 600 MB/s
Read 499
Write 440
Mixed 450
103% 463 MB/s
4K Read 27.6
4K Write 61.9
4K Mixed 34.6
119% 41.4 MB/s
DQ Read 363
DQ Write 302
DQ Mixed 93.2
135% 253 MB/s
420GB free
Firmware: 1.07 Max speed: SATA 3.0 600 MB/s
Read 493
Write 438
Mixed 447
102% 459 MB/s
4K Read 25.6
4K Write 63
4K Mixed 34.4
116% 41 MB/s
DQ Read 367
DQ Write 305
DQ Mixed 90.3
135% 254 MB/s
420GB free
Firmware: 1.07 Max speed: SATA 3.0 600 MB/s
Read 493
Write 367
Mixed 447
97% 436 MB/s
4K Read 26.6
4K Write 63.3
4K Mixed 34.6
118% 41.5 MB/s
DQ Read 358
DQ Write 307
DQ Mixed 94.1
136% 253 MB/s
307GB free
Firmware: 1.08 Max speed: SATA 3.0 600 MB/s
Read 487
Write 432
Mixed 453
102% 457 MB/s
4K Read 26.1
4K Write 51.3
4K Mixed 24.5
98% 34 MB/s
DQ Read 266
DQ Write 268
DQ Mixed 76.8
110% 203 MB/s
23 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,840,484 SSDs tested.


AmazonUS $189.8912 days ago.
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Typical M6S 512GB Builds (Compare 325 builds) See popular component choices, score breakdowns and rankings.
Gaming 94%
Nuclear submarine
Desktop 77%
Workstation 72%

Motherboard: Asrock X99X Killer - $257

EDIT WITH CUSTOM PC BUILDER Value: 76% - Very good Total price: $1,544

Popular M6S 512GB compatible motherboards:

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Solid State Drive Rankings (Price vs Performance) May 2017 SSD Rankings.

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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See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

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