Average Bench: 71.1% - 272nd / 814

Based on 2,256 user benchmarks.  Models: Crucial_ CT525MX300SSD1, Crucial_CT525MX300SSD1

Good average bench

The Crucial MX300 525GB averaged 28.9% 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 22.3MB/s
Avg. 4K Random Write Speed 60MB/s
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Above average consistency

The range of scores (95th - 5th percentile) for the Crucial MX300 525GB is 36.9%. This is a relatively wide range which indicates that the Crucial MX300 525GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 29.5MB/s
Avg. 4K-64Thread Write Speed 152MB/s

Average Bench

(Based on 2,256 samples)
Min Avg Max
314 Read 454 484
205 Write 308 340
203 Mixed 316 341
79.6% 359 MB/s
Min Avg Max
16.1 4K Read 22.3 27.9
29.5 4K Write 60 87.6
10.1 4K Mixed 18.6 26.7
89.3% 33.6 MB/s
Min Avg Max
20.2 DQ Read 185 341
38.3 DQ Write 152 226
9.79 DQ Mixed 29.5 46.6
60% 122 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
396GB free
Firmware: M0CR021 Max speed: SATA 3.0 600 MB/s
Read 482
Write 309
Mixed 313
81% 368 MB/s
4K Read 28
4K Write 84.8
4K Mixed 26.5
121% 46.4 MB/s
DQ Read 342
DQ Write 220
DQ Mixed 45.8
97% 202 MB/s
197GB free
Firmware: M0CR021 Max speed: SATA 3.0 600 MB/s
Read 477
Write 334
Mixed 338
85% 383 MB/s
4K Read 26.7
4K Write 69.3
4K Mixed 25.8
110% 40.6 MB/s
DQ Read 334
DQ Write 196
DQ Mixed 44.3
92% 191 MB/s
291GB free
Firmware: M0CR021 Max speed: SATA 3.0 600 MB/s
Read 296
Write 258
Mixed 233
58% 262 MB/s
4K Read 18.6
4K Write 35.5
4K Mixed 10.1
60% 21.4 MB/s
DQ Read 23.8
DQ Write 70.4
DQ Mixed 9.79
18% 34.7 MB/s

 Market Share (See Leaders)

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


EbayUS $129.9954 mins ago.
AmazonUS $139.991 hr ago.
NeweggUS $139.995 hrs ago.
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Typical MX300 525GB 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: 103% - Outstanding Total price: $1,085

Popular MX300 525GB 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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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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18 hrs ago.

Recently installed, this SSD offers exceptional value/performance ratio.

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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 Black 6TB (2015) $270G.SKILL Trident Z DDR4 3200 C14 4x16GB $545SanDisk Extreme 32GB $23
WD Blue 1TB (2012) $50G.SKILL Trident Z DDR4 3200 C16 2x8GB $110SanDisk Extreme 16GB $18
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