Average Bench: 46.9% (889th of 1058)

Based on 187 user benchmarks.  Models: PLEXTOR PX-128M2S, PLEXTOR PX-128M2S

Below average average bench

The Plextor PX-128M2S 128GB averaged 53.0% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. Sequential Read Speed 347MB/s
Avg. 4K Random Read Speed 15.4MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Plextor PX-128M2S 128GB is just 17.5%. This is a relatively narrow range which indicates that the Plextor PX-128M2S 128GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Write Speed 54.9MB/s
Avg. 4K-64Thread Read Speed 72.3MB/s

Average Bench

(Based on 187 samples)
Min Avg Max
295 Read 347 394
88.9 Write 174 201
120 Mixed 212 258
109 SusWrite 169 196
50.1% 225 MB/s
Min Avg Max
10.7 4K Read 15.4 18.4
19 4K Write 40.8 54.7
7.66 4K Mixed 16.2 22.6
65.7% 24.1 MB/s
Min Avg Max
14.9 DQ Read 72.3 88.3
39.5 DQ Write 54.9 60.6
9.02 DQ Mixed 41 61.6
36.8% 56.1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
89GB free (System drive)
Firmware: 1.09
SusWrite @10s intervals: 128 199 200 200 200 185 MB/s
Read 337
Write 202
Mixed 212
SusWrite 185
52% 234 MB/s
4K Read 14.4
4K Write 36.1
4K Mixed 18
64% 22.8 MB/s
DQ Read 82.6
DQ Write 60
DQ Mixed 60.5
48% 67.7 MB/s
114GB free
Firmware: 1.03
SusWrite @10s intervals: 190 194 194 194 194 182 MB/s
Read 298
Write 189
Mixed 206
SusWrite 191
49% 221 MB/s
4K Read 14
4K Write 32.3
4K Mixed 17.2
60% 21.2 MB/s
DQ Read 84.5
DQ Write 58.3
DQ Mixed 61.5
49% 68.1 MB/s
187 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,325,179 SSDs tested.

Typical PX-128M2S 128GB Builds (Compare 112 builds) See popular component choices, score breakdowns and rankings.
Gaming 66%
Battle cruiser
Desktop 83%
Aircraft carrier
Workstation 55%

Motherboard: Asrock Z87 Professional - $250

EDIT WITH CUSTOM PC BUILDER Value: 60% - Good Total price: $950

Popular PX-128M2S 128GB 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.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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 current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Solid State Drive Rankings (Price vs Performance) September 2021 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 - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


1058 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $390Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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