Average Bench: 88.7% (340th of 1058)

Based on 20,222 user benchmarks.  Models: Crucial_CT750MX300SSD1, Crucial_ CT750MX300SSD1, Crucial_CT750MX3

Very good average bench

The Crucial MX300 750GB averaged just 11.3% 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 282MB/s
Avg. 4K Random Write Speed 86.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 750GB is 39%. This is a relatively wide range which indicates that the Crucial MX300 750GB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 340MB/s
Avg. Sustained Write Speed 341MB/s

Average Bench

(Based on 20,222 samples)
Min Avg Max
321 Read 399 436
276 Write 415 481
180 Mixed 340 390
218 SusWrite 341 453
84.2% 374 MB/s
Min Avg Max
16.4 4K Read 24 28.1
44.3 4K Write 86.3 116
20.3 4K Mixed 34.9 42.7
127% 48.4 MB/s
Min Avg Max
183 DQ Read 305 363
104 DQ Write 273 328
112 DQ Mixed 282 353
213% 287 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
118GB free
Firmware: M0CR011
SusWrite @10s intervals: 277 245 250 253 254 251 MB/s
Read 405
Write 464
Mixed 379
SusWrite 255
85% 376 MB/s
4K Read 26.2
4K Write 94.6
4K Mixed 39.1
140% 53.3 MB/s
DQ Read 358
DQ Write 315
DQ Mixed 338
253% 337 MB/s
95GB free
Firmware: M0CR011
SusWrite @10s intervals: 359 234 286 238 261 124 MB/s
Read 374
Write 375
Mixed 330
SusWrite 250
75% 332 MB/s
4K Read 20.3
4K Write 24.1
4K Mixed 21.5
71% 22 MB/s
DQ Read 342
DQ Write 63.1
DQ Mixed 116
107% 173 MB/s
20,222 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,078,113 SSDs tested.


MSRP ≈ $178 @ launch in Jun '16
AmazonUS $16910 months
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Typical MX300 750GB Builds (Compare 93,577 builds) See popular component choices, score breakdowns and rankings.
Gaming 100%
Nuclear submarine
Desktop 87%
Aircraft carrier
Workstation 94%
Nuclear submarine

Motherboard: Asus ROG STRIX B450-F GAMING - $130

EDIT WITH CUSTOM PC BUILDER Value: 58% - Above average Total price: $1,169

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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Solid State Drive Rankings (Price vs Performance) September 2021 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 5 years ago.

1058 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $44
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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