Average Bench: 73.6% (554th of 1030)

Based on 1,953 user benchmarks.  Model: PLEXTOR PX-128S3C

Good average bench

The Plextor PX-128S3C 128GB averaged 26.3% 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. 4K-64Thread Mixed IO Speed 173MB/s
Avg. 4K Random Mixed IO Speed 34.8MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Plextor PX-128S3C 128GB is 44.4%. This is a relatively wide range which indicates that the Plextor PX-128S3C 128GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 99.7MB/s
Avg. Sequential Mixed IO Speed 308MB/s

Average Bench

(Based on 1,953 samples)
Min Avg Max
361 Read 461 516
90.3 Write 317 465
130 Mixed 308 421
66.8 SusWrite 99.7 115
65.9% 297 MB/s
Min Avg Max
14.4 4K Read 24.8 31.7
30.5 4K Write 78.3 120
18.2 4K Mixed 34.8 48.3
124% 45.9 MB/s
Min Avg Max
138 DQ Read 256 296
65.5 DQ Write 232 361
61.7 DQ Mixed 173 247
149% 220 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
70GB free (System drive)
Firmware: 1.03
SusWrite @10s intervals: 179 95 96 96 97 97 MB/s
Read 518
Write 430
Mixed 380
SusWrite 110
80% 359 MB/s
4K Read 32.3
4K Write 116
4K Mixed 46.9
171% 65.2 MB/s
DQ Read 294
DQ Write 346
DQ Mixed 224
196% 288 MB/s
47GB free (System drive)
Firmware: 1.04
SusWrite @10s intervals: 142 110 96 98 98 98 MB/s
Read 446
Write 406
Mixed 380
SusWrite 107
75% 335 MB/s
4K Read 27.4
4K Write 91
4K Mixed 40.5
142% 53 MB/s
DQ Read 272
DQ Write 239
DQ Mixed 219
174% 243 MB/s
1,953 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 29,807,460 SSDs tested.

Typical PX-128S3C 128GB Builds (Compare 4,858 builds) See popular component choices, score breakdowns and rankings.
Gaming 58%
Desktop 94%
Nuclear submarine
Workstation 53%

Motherboard: Asus PRIME Z370-P - $100

EDIT WITH CUSTOM PC BUILDER Value: 77% - Very good Total price: $739

Popular PX-128S3C 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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) August 2020 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.


Added n/a ago.


2 years ago.

Its chips are top of the line, Offers a nice speed compared to similars, & Its well-priced... thats why its gettin rare

1030 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 i5-9600K $192Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $43
Intel Core i5-9400F $151Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $325Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $47
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3200 C16 2x8GB $60SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $69SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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