Average Bench: 89.1% (330th of 1058)

Based on 17,204 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Very good average bench

The Crucial MX300 750GB averaged just 10.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Crucial MX300 750GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 276MB/s
Avg. 4K Random Write Speed 86.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 38.4%. This is a relatively wide range which indicates that the Crucial MX300 750GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 342MB/s
Avg. Sequential Mixed IO Speed 345MB/s

Average Bench

(Based on 17,204 samples)
Min Avg Max
324 Read 401 437
272 Write 417 480
194 Mixed 345 389
227 SusWrite 342 452
84.7% 376 MB/s
Min Avg Max
17 4K Read 24.4 28
43.3 4K Write 86.3 114
21.6 4K Mixed 35.3 42.6
128% 48.7 MB/s
Min Avg Max
177 DQ Read 307 363
89.2 DQ Write 267 328
101 DQ Mixed 276 352
210% 283 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
698GB free
Firmware: M0CR040
SusWrite @10s intervals: 459 453 470 472 468 465 MB/s
Read 409
Write 474
Mixed 379
SusWrite 465
98% 432 MB/s
4K Read 25.8
4K Write 91.4
4K Mixed 37.8
136% 51.7 MB/s
DQ Read 357
DQ Write 320
DQ Mixed 339
254% 338 MB/s
256GB free
Firmware: M0CR070
SusWrite @10s intervals: 437 437 437 425 326 325 MB/s
Read 439
Write 321
Mixed 377
SusWrite 398
86% 384 MB/s
4K Read 24.2
4K Write 63.6
4K Mixed 33.5
113% 40.4 MB/s
DQ Read 218
DQ Write 183
DQ Mixed 200
150% 200 MB/s
17,204 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 41,720,122 SSDs tested.


MSRP ≈ $178 @ launch in Jun '16
AmazonUS $1694 months
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Typical MX300 750GB Builds (Compare 78,629 builds) See popular component choices, score breakdowns and rankings.
Gaming 102%
Desktop 88%
Aircraft carrier
Workstation 96%
Nuclear submarine

Motherboard: Asus ROG STRIX B450-F GAMING - $130

EDIT WITH CUSTOM PC BUILDER Value: 57% - Above average Total price: $1,136

Popular MX300 750GB 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) April 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.


Controller: Marvell 88SS1074. Flash Memory: Micron 3D TLC

Instant performance that lasts...

Added 4 years ago.

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 i5-11400F $173Nvidia RTX 3070 $500Crucial MX500 250GB $48
Intel Core i5-11600K $265Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-10700K $316Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $50
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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