Average Bench: 72.3% (298th of 869)

Based on 4,965 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Good average bench

The Crucial MX300 750GB averaged 27.6% 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 22.7MB/s
Avg. 4K Random Write Speed 61.4MB/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 33.2MB/s
Avg. 4K-64Thread Read Speed 183MB/s

Average Bench

(Based on 4,965 samples)
Min Avg Max
364 Read 466 486
195 Write 312 342
239 Mixed 321 341
81.1% 366 MB/s
Min Avg Max
16.4 4K Read 22.7 27.7
29.7 4K Write 61.4 84.7
9.22 4K Mixed 19 27
91.3% 34.4 MB/s
Min Avg Max
19 DQ Read 183 347
42.8 DQ Write 153 223
9.37 DQ Mixed 33.2 51
61.8% 123 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
604GB free
Firmware: M0CR040 Max speed: SATA 3.0 600 MB/s
Read 476
Write 330
Mixed 313
82% 373 MB/s
4K Read 13.8
4K Write 121
4K Mixed 37.5
133% 57.5 MB/s
DQ Read 147
DQ Write 125
DQ Mixed 8.59
41% 93.5 MB/s
264GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 464
Write 331
Mixed 338
84% 378 MB/s
4K Read 21.4
4K Write 64.6
4K Mixed 20.2
92% 35.4 MB/s
DQ Read 25.2
DQ Write 170
DQ Mixed 13.9
35% 69.7 MB/s
698GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 464
Write 333
Mixed 340
84% 379 MB/s
4K Read 18.2
4K Write 26.1
4K Mixed 15.2
61% 19.8 MB/s
DQ Read 80.6
DQ Write 59.6
DQ Mixed 29.3
33% 56.5 MB/s
4,965 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 5,263,903 SSDs tested.


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Typical MX300 750GB Builds (Compare 16,748 builds) See popular component choices, score breakdowns and rankings.
Gaming 93%
Nuclear submarine
Desktop 80%
Aircraft carrier
Workstation 63%

Motherboard: Asus Z170 PRO GAMING - $157

EDIT WITH CUSTOM PC BUILDER Value: 90% - Excellent Total price: $1,057

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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  • - RAM tests include: single/multi core bandwidth and latency.
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Solid State Drive Rankings (Price vs Performance) January 2018 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.

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869 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

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Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $53Corsair Vengeance LPX DDR4 3200 C16 2x8GB $220SanDisk Ultra Fit 32GB $12
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