Average Bench: 89.8% (273rd of 1011)

Based on 14,053 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Very good average bench

The Crucial MX300 750GB averaged just 10.2% 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 285MB/s
Avg. 4K Random Write Speed 90.1MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 38.2%. This is a relatively wide range which indicates that the Crucial MX300 750GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 342MB/s
Avg. Sequential Mixed IO Speed 343MB/s

Average Bench

(Based on 14,053 samples)
Min Avg Max
321 Read 400 435
276 Write 416 480
192 Mixed 343 390
243 SusWrite 342 456
84.6% 375 MB/s
Min Avg Max
16 4K Read 24 28.2
46.6 4K Write 90.1 120
21.2 4K Mixed 35.4 43
130% 49.9 MB/s
Min Avg Max
149 DQ Read 306 363
143 DQ Write 280 328
108 DQ Mixed 285 350
216% 290 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
386GB free (System drive)
Firmware: M0CR040
SusWrite @10s intervals: 370 395 370 310 310 296 MB/s
Read 399
Write 355
Mixed 287
SusWrite 342
78% 346 MB/s
4K Read 18
4K Write 46
4K Mixed 28.6
88% 30.9 MB/s
DQ Read 196
DQ Write 46.9
DQ Mixed 77.5
68% 107 MB/s
15GB free
Firmware: M0C
SusWrite @10s intervals: 246 194 94 209 169 110 MB/s
Read 335
Write 238
Mixed 186
SusWrite 170
52% 233 MB/s
4K Read 16.9
4K Write 48.6
4K Mixed 20.9
78% 28.8 MB/s
DQ Read 125
DQ Write 132
DQ Mixed 112
89% 123 MB/s
14,053 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,851,387 SSDs tested.


Approx. $178 @ launch in Jun '16
AmazonUS $3002 months
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Typical MX300 750GB Builds (Compare 33,540 builds) See popular component choices, score breakdowns and rankings.
Gaming 74%
Desktop 76%
Workstation 55%

Motherboard: Asus Z170 PRO GAMING - $228

EDIT WITH CUSTOM PC BUILDER Value: 49% - Average Total price: $1,293

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) December 2019 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 3 years ago.

1011 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 i5-9400F $145Nvidia GTX 1660S (Super) $244Crucial MX500 250GB $39
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 860 Evo 250GB $54
Seagate Barracuda 1TB (2016) $32Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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