Average Bench: 73.3% (271st of 850)

Based on 2,503 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Good average bench

The Crucial MX300 750GB averaged 26.7% 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 Random Read Speed 23.2MB/s
Avg. 4K Random Write Speed 63.2MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 34%. This is a relatively narrow range which indicates that the Crucial MX300 750GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 33.1MB/s
Avg. 4K-64Thread Write Speed 156MB/s

Average Bench

(Based on 2,503 samples)
Min Avg Max
361 Read 467 486
192 Write 311 342
234 Mixed 322 341
81.2% 367 MB/s
Min Avg Max
15.7 4K Read 23.2 28.1
30 4K Write 63.2 88.8
8.74 4K Mixed 19.5 27.4
93.6% 35.3 MB/s
Min Avg Max
20 DQ Read 191 349
33.9 DQ Write 156 228
9.47 DQ Mixed 33.1 51.5
63% 127 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
427GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 484
Write 336
Mixed 341
86% 387 MB/s
4K Read 28.5
4K Write 79.6
4K Mixed 27.1
120% 45 MB/s
DQ Read 296
DQ Write 225
DQ Mixed 45.1
92% 189 MB/s
121GB free
Firmware: M0CR040 Max speed: SATA 3.0 600 MB/s
Read 485
Write 333
Mixed 337
85% 385 MB/s
4K Read 28
4K Write 71.2
4K Mixed 26.9
115% 42 MB/s
DQ Read 324
DQ Write 177
DQ Mixed 50.8
91% 184 MB/s
430GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 475
Write 326
Mixed 334
84% 378 MB/s
4K Read 26.8
4K Write 68.7
4K Mixed 14.6
96% 36.7 MB/s
DQ Read 285
DQ Write 213
DQ Mixed 14.5
74% 171 MB/s
2,503 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,833,001 SSDs tested.


AmazonUS $279.006 mins ago.
EbayUS $285.0013 mins ago.
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Typical MX300 750GB Builds (Compare 13,717 builds) See popular component choices, score breakdowns and rankings.
Gaming 94%
Nuclear submarine
Desktop 81%
Aircraft carrier
Workstation 64%

Motherboard: Asus Z170 PRO GAMING - $142

EDIT WITH CUSTOM PC BUILDER Value: 85% - Excellent Total price: $1,234

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.

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How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
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  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) May 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]



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

Instant performance that lasts....

Added 8 months ago.


5 months ago.


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850 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 i7-7700K $309Nvidia GTX 1070 $368Samsung 850 Evo 250GB $102
Intel Core i5-7600K $240AMD RX 480 $210Samsung 850 Pro 256GB $127
AMD Ryzen 7 1700 $300Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $167
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46Corsair Vengeance LPX DDR4 3200 C16 2x8GB $136SanDisk Ultra Fit 32GB $13
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