Average Bench: 58.8% (748th of 1012)

Based on 23 user benchmarks.  Model: Crucial_ CT525MX300SS

Average average bench

The Crucial_ CT525MX300SS 525GB averaged 41.1% 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 95.9MB/s
Avg. 4K Random Mixed IO Speed 21.8MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Crucial_ CT525MX300SS 525GB is 21.5%. This is a relatively narrow range which indicates that the Crucial_ CT525MX300SS 525GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Read Speed 121MB/s
Avg. 4K-64Thread Write Speed 122MB/s

Average Bench

(Based on 23 samples)
Min Avg Max
228 Read 314 420
244 Write 337 471
189 Mixed 300 367
194 SusWrite 293 325
70.2% 311 MB/s
Min Avg Max
12.2 4K Read 18.3 23.2
14.4 4K Write 36.8 56.6
7.91 4K Mixed 21.8 31.9
75.1% 25.6 MB/s
Min Avg Max
17.9 DQ Read 121 160
35.8 DQ Write 122 184
7.98 DQ Mixed 95.9 152
79.2% 113 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
364GB free
Firmware: M0C
SusWrite @10s intervals: 371 371 327 249 249 249 MB/s
Read 287
Write 370
Mixed 321
SusWrite 303
72% 320 MB/s
4K Read 21.8
4K Write 52.4
4K Mixed 30.4
100% 34.9 MB/s
DQ Read 158
DQ Write 150
DQ Mixed 37.3
60% 115 MB/s
372GB free
Firmware: M0C
SusWrite @10s intervals: 292 310 310 277 254 255 MB/s
Read 269
Write 316
Mixed 281
SusWrite 283
65% 287 MB/s
4K Read 16.1
4K Write 31.8
4K Mixed 20.9
68% 22.9 MB/s
DQ Read 17.9
DQ Write 35.8
DQ Mixed 23.9
19% 25.9 MB/s
23 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,944,724 SSDs tested.

Typical CT525MX300SS 525GB Builds (Compare 410 builds) See popular component choices, score breakdowns and rankings.
Gaming 28%
Desktop 39%
Jet ski
Workstation 25%

Motherboard: Asrock N68-GS4/USB3 FX

EDIT WITH CUSTOM PC BUILDER Value: 45% - Average Total price: $288

Popular CT525MX300SS 525GB 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) December 2019 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.


1012 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 i5-9400F $145Nvidia GTX 1660S (Super) $244Crucial MX500 250GB $44
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 850 Pro 512GB $230
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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