Controller: Silicon Motion SM2258. Flash Memory: Micron 3D TLC. Release date ≈ Q4 2017.

Release date ≈ Q4 2018.

Real World Speed
Performance profile from 129,143 user samples
64,941 User Benchmarks
Best Bench: 125% 672GB free
Worst Bench: 79% 196GB free (System drive)
Poor: 79% Great: 125%
SPEED RANK: 188th / 1026
64,202 User Benchmarks
Best Bench: 124% 677GB free
Worst Bench: 53% 930GB free
Poor: 53% Great: 124%
SPEED RANK: 220th / 1026
Effective Speed
Effective SSD Speed
108 % Faster effective speed.
98.1 %
Avg. Sequential Read Speed
479 MB/s 480 MB/s +0%
Avg. Sequential Write Speed
423 MB/s +4% 405 MB/s
4K Read
Avg. 4K Random Read Speed
33.9 MB/s Faster random read.
30.5 MB/s
4K Write
Avg. 4K Random Write Speed
87.5 MB/s 92.7 MB/s Slightly faster random write.
Avg. Sequential Mixed IO Speed
389 MB/s Slightly faster mixed IO speed.
362 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
47.7 MB/s Faster random mixed IO.
42.2 MB/s
Avg. Sustained Write Speed
411 MB/s Faster sustained write speed.
320 MB/s
Peak Sequential Read Speed
515 MB/s 517 MB/s +0%
Peak Sequential Write Speed
475 MB/s 494 MB/s +4%
4K Read
Peak 4K Random Read Speed
39.6 MB/s Slightly faster peak random read.
36.7 MB/s
4K Write
Peak 4K Random Write Speed
116 MB/s 127 MB/s Slightly faster peak random write.
Peak Sequential Mixed IO Speed
433 MB/s +2% 423 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
58.2 MB/s Faster peak random mixed IO.
52.7 MB/s
Peak Sequential Sustained Write 60s Average
467 MB/s 490 MB/s +5%
Market Share
Based on 29,453,392 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.58 % 0.94 % Much higher market share.
Value For Money
35.8 % Slightly better value.
33.4 %
User Rating
UBM User Rating
79 % Much more popular.
58 %
Price (score)
$114 $110 +4%
31+ Months 19+ Months Much more recent.
DQ Read
Peak 4K-64Thread Read Speed
389 MB/s +2% 381 MB/s
DQ Write
Peak 4K-64Thread Write Speed
366 MB/s +1% 363 MB/s
AS-SSD Total
AS-SSD Total Score
1,267 Pts +1% 1,261 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
309 MB/s 370 MB/s Faster peak deep queue mixed IO.
ADQ Read
Avg. 4K-64Thread Read Speed
344 MB/s Slightly faster deep queue read.
318 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
304 MB/s Faster deep queue write.
275 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
265 MB/s 288 MB/s Slightly faster deep queue mixed IO.

Crucial MX500 1TB performance within a whisker of the Samsung 850 EVO, which in real life means it feels just as fast, at 11% lower price. Saved £30! [Jan '18 SUpstone5]


Solid State Drive Rankings (Price vs Performance) August 2020 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.
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
  • - 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.

 Frequently Asked Questions

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The Best.
Intel Core i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9400F $156Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $322Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $48
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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