Average Bench: 73.5% - 249th / 814

Based on 1,374 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Good average bench

The Crucial MX300 750GB averaged 26.4% 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 22.8MB/s
Avg. 4K Random Write Speed 64.4MB/s
See where your SSD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 33.2%. 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 32MB/s
Avg. Sequential Write Speed 314MB/s

Average Bench

(Based on 1,374 samples)
Min Avg Max
356 Read 462 485
221 Write 314 341
236 Mixed 322 341
81% 366 MB/s
Min Avg Max
16.8 4K Read 22.8 28.3
30.5 4K Write 64.4 89.1
10.1 4K Mixed 19.3 27.4
93.4% 35.5 MB/s
Min Avg Max
20.2 DQ Read 198 350
48 DQ Write 165 228
10.2 DQ Mixed 32 50.5
64.7% 132 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
498GB free
Firmware: M0CR011 Max speed: SATA 3.0 600 MB/s
Read 483
Write 341
Mixed 336
86% 387 MB/s
4K Read 27.7
4K Write 79.6
4K Mixed 27.4
119% 44.9 MB/s
DQ Read 352
DQ Write 223
DQ Mixed 48.6
100% 208 MB/s
233GB free
Firmware: M0CR040 Max speed: SATA 3.0 600 MB/s
Read 469
Write 318
Mixed 334
83% 374 MB/s
4K Read 18.7
4K Write 61.6
4K Mixed 23.6
91% 34.6 MB/s
DQ Read 310
DQ Write 208
DQ Mixed 49.9
94% 189 MB/s
579GB free
Firmware: M0CR040 Max speed: SATA 3.0 600 MB/s
Read 472
Write 327
Mixed 337
84% 379 MB/s
4K Read 21.9
4K Write 62.4
4K Mixed 11.4
81% 31.9 MB/s
DQ Read 310
DQ Write 227
DQ Mixed 10.8
78% 183 MB/s
478GB free
Firmware: M0C Max speed: SATA 3.0 600 MB/s
Read 287
Write 167
Mixed 202
48% 218 MB/s
4K Read 21.9
4K Write 33.2
4K Mixed 19.3
75% 24.8 MB/s
DQ Read 114
DQ Write 69.6
DQ Mixed 39
43% 74.4 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 1,917,497 SSDs tested.


NeweggUS $179.681 day ago.
AmazonUS $239.981 hr ago.
EbayUS $295.0151 mins ago.
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Typical MX300 750GB Builds (Compare 9,738 builds) See popular component choices, score breakdowns and rankings.
Gaming 104%
Desktop 87%
Aircraft carrier
Workstation 66%
Battle cruiser

Motherboard: Asus Z170 PRO GAMING - $138

EDIT WITH CUSTOM PC BUILDER Value: 104% - Outstanding Total price: $1,135

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.
  • - Drive tests include: read, write and mixed IO.
  • - 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.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) January 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 4 months ago.


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814 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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WD Blue 1TB (2012) $50G.SKILL Trident Z DDR4 3200 C16 2x8GB $110SanDisk Extreme 16GB $18
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