Average Bench: 85.8% (180th of 927)

Based on 167 user benchmarks.  Model: PLEXTOR PX-256M6V

Very good average bench

The Plextor M6V 256GB averaged just 14.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Plextor M6V 256GB near the top of the comparison list.


Avg. 4K Random Read Speed 27.7MB/s
Avg. 4K Random Write Speed 75.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Plextor M6V 256GB is 39.1%. This is a relatively wide range which indicates that the Plextor M6V 256GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Read Speed 174MB/s
Avg. 4K-64Thread Mixed IO Speed 53.7MB/s

Average Bench

(Based on 167 samples)
Min Avg Max
380 Read 498 524
314 Write 337 349
295 Mixed 385 418
90.2% 407 MB/s
Min Avg Max
17.8 4K Read 27.7 35.2
30.3 4K Write 75.9 109
16.9 4K Mixed 30.5 43.1
121% 44.7 MB/s
Min Avg Max
23.8 DQ Read 174 316
59.7 DQ Write 200 304
15.5 DQ Mixed 53.7 80.2
77.4% 143 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
33GB free
Firmware: 1.04 Max speed: SATA 3.0 600 MB/s
Read 522
Write 344
Mixed 417
95% 428 MB/s
4K Read 35.4
4K Write 112
4K Mixed 39.2
163% 62.1 MB/s
DQ Read 36.2
DQ Write 301
DQ Mixed 26.3
62% 121 MB/s
171GB free
Firmware: 1.04 Max speed: SATA 3.0 600 MB/s
Read 522
Write 352
Mixed 419
96% 431 MB/s
4K Read 31
4K Write 84.6
4K Mixed 22.8
121% 46.2 MB/s
DQ Read 31.6
DQ Write 84.2
DQ Mixed 22.2
27% 46 MB/s
171GB free
Firmware: 1.04 Max speed: SATA 3.0 600 MB/s
Read 520
Write 353
Mixed 420
96% 431 MB/s
4K Read 31
4K Write 83.1
4K Mixed 22.6
120% 45.6 MB/s
DQ Read 31.5
DQ Write 85.8
DQ Mixed 22.4
28% 46.5 MB/s
167 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,815,337 SSDs tested.

Typical M6V 256GB Builds (Compare 20,337 builds) See popular component choices, score breakdowns and rankings.
Gaming 93%
Nuclear submarine
Desktop 83%
Aircraft carrier
Workstation 64%

Motherboard: Asus Z170 PRO GAMING - $157

EDIT WITH CUSTOM PC BUILDER Value: 82% - Excellent Total price: $1,253

Popular M6V 256GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) May 2018 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]


Group Test Results

  • Best user rated - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.


Controller: SMI 2246. NAND Memory: Toshiba A15nm MLC.

The V series use SMI’s newest generation 2246 controllers...

Added 2 years ago.

927 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

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

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i7-8700K $320Nvidia GTX 1070 $447Samsung 850 Evo 250GB $95
AMD Ryzen 5 1600 $170Nvidia GTX 1060-6GB $300Samsung 850 Evo 500GB $136
Intel Core i7-7700K $285AMD RX 480 $300Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $180SanDisk Extreme 64GB $41
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $961SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Extreme 16GB $20
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