Average Bench: 90% (299th of 1037)

Based on 15,451 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Excellent average bench

The Crucial MX300 750GB averaged just 9.9% 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 289MB/s
Avg. 4K Random Write Speed 88.2MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 36.8%. This is a relatively wide range which indicates that the Crucial MX300 750GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 347MB/s
Avg. Sequential Mixed IO Speed 349MB/s

Average Bench

(Based on 15,451 samples)
Min Avg Max
309 Read 399 438
278 Write 418 479
191 Mixed 349 390
262 SusWrite 347 456
85.3% 378 MB/s
Min Avg Max
17.6 4K Read 24.2 28.2
45.4 4K Write 88.2 117
21.7 4K Mixed 35.4 42.6
129% 49.3 MB/s
Min Avg Max
210 DQ Read 314 363
124 DQ Write 280 328
118 DQ Mixed 289 351
219% 294 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
691GB free
Firmware: M0CR070
SusWrite @10s intervals: 460 479 478 480 436 331 MB/s
Read 427
Write 477
Mixed 393
SusWrite 444
98% 435 MB/s
4K Read 26.9
4K Write 103
4K Mixed 41.3
148% 56.9 MB/s
DQ Read 360
DQ Write 325
DQ Mixed 182
180% 289 MB/s
71GB free
Firmware: M0CR011
SusWrite @10s intervals: 475 473 370 277 276 276 MB/s
Read 431
Write 480
Mixed 386
SusWrite 358
93% 414 MB/s
4K Read 26.6
4K Write 91.2
4K Mixed 39
139% 52.3 MB/s
DQ Read 342
DQ Write 322
DQ Mixed 336
251% 333 MB/s
15,451 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,804,428 SSDs tested.


Approx. $178 @ launch in Jun '16
AmazonUS $30012 months
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Typical MX300 750GB Builds (Compare 43,213 builds) See popular component choices, score breakdowns and rankings.
Gaming 96%
Nuclear submarine
Desktop 88%
Aircraft carrier
Workstation 90%
Nuclear submarine

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

EDIT WITH CUSTOM PC BUILDER Value: 51% - Above average Total price: $1,221

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) September 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.


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

Instant performance that lasts...

Added 4 years ago.

1037 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 $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $290Nvidia RTX 2070S (Super) $505Samsung 860 Evo 250GB $42
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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