Average Bench: 72% (289th of 859)

Based on 3,790 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Good average bench

The Crucial MX300 750GB averaged 28.0% 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 62.1MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 34.9%. 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 31.4MB/s
Avg. 4K-64Thread Write Speed 149MB/s

Average Bench

(Based on 3,790 samples)
Min Avg Max
358 Read 464 486
198 Write 307 341
226 Mixed 316 341
80.2% 363 MB/s
Min Avg Max
16.3 4K Read 23.2 27.9
31.1 4K Write 62.1 87
9.48 4K Mixed 18.5 26.7
91.8% 34.6 MB/s
Min Avg Max
20.4 DQ Read 183 344
53.7 DQ Write 149 226
9.4 DQ Mixed 31.4 51.3
60.2% 121 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
277GB free
Firmware: M0CR040 Max speed: SATA 3.0 600 MB/s
Read 483
Write 342
Mixed 342
86% 389 MB/s
4K Read 28.6
4K Write 90.4
4K Mixed 28.6
128% 49.2 MB/s
DQ Read 330
DQ Write 217
DQ Mixed 49.6
97% 199 MB/s
61GB free
Firmware: R040 Max speed: SATA 3.0 600 MB/s
Read 482
Write 326
Mixed 347
85% 385 MB/s
4K Read 27.1
4K Write 77.8
4K Mixed 26.9
117% 43.9 MB/s
DQ Read 319
DQ Write 203
DQ Mixed 50.7
94% 191 MB/s
312GB free
Firmware: M0C
Read 466
Write 315
Mixed 323
82% 368 MB/s
4K Read 22.5
4K Write 69.9
4K Mixed 23.2
101% 38.6 MB/s
DQ Read 23.3
DQ Write 96.6
DQ Mixed 12.8
24% 44.2 MB/s
63GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 468
Write 333
Mixed 335
84% 379 MB/s
4K Read 17.8
4K Write 54
4K Mixed 18.8
80% 30.2 MB/s
DQ Read 204
DQ Write 124
DQ Mixed 6.77
47% 112 MB/s
3,790 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,842,734 SSDs tested.


AmazonUS $257.0615 mins ago.
EbayUS $296.992 mins ago.
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Typical MX300 750GB Builds (Compare 17,224 builds) See popular component choices, score breakdowns and rankings.
Gaming 94%
Nuclear submarine
Desktop 80%
Aircraft carrier
Workstation 63%

Motherboard: Asus Z170 PRO GAMING - $158

EDIT WITH CUSTOM PC BUILDER Value: 82% - Excellent Total price: $1,291

Popular MX300 750GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

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Solid State Drive Rankings (Price vs Performance) September 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.

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859 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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