Controller: Silicon Motion SM2256. Flash Memory: Micron 16nm MLC. Release date: Q4 2015.


Release date ≈ Q2 2014.

Real World Speed
Performance profile from 36,317 user samples
32,504 User Benchmarks
Best Bench: 92% 223GB free
Worst Bench: 52% 195GB free (System drive)
Poor: 52% Great: 92%
SPEED RANK: 518th / 1058
3,813 User Benchmarks
Best Bench: 99% 61GB free
Worst Bench: 55% 40GB free (System drive)
Poor: 55% Great: 99%
SPEED RANK: 478th / 1058
Effective Speed
Effective SSD Speed
77.1 % 79.3 % +3%
Avg. Sequential Read Speed
462 MB/s Faster read speed.
413 MB/s
Avg. Sequential Write Speed
364 MB/s Much faster write speed.
235 MB/s
4K Read
Avg. 4K Random Read Speed
28.7 MB/s Slightly faster random read.
26.7 MB/s
4K Write
Avg. 4K Random Write Speed
74.7 MB/s 75.3 MB/s +1%
Avg. Sequential Mixed IO Speed
345 MB/s Much faster mixed IO speed.
221 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
39.3 MB/s Faster random mixed IO.
35.4 MB/s
Avg. Sustained Write Speed
84.6 MB/s 222 MB/s Hugely faster sustained write speed.
Peak Sequential Read Speed
508 MB/s +4% 488 MB/s
Peak Sequential Write Speed
458 MB/s Much faster peak write speed.
309 MB/s
4K Read
Peak 4K Random Read Speed
33.7 MB/s +1% 33.3 MB/s
4K Write
Peak 4K Random Write Speed
110 MB/s +4% 106 MB/s
Peak Sequential Mixed IO Speed
407 MB/s Much faster peak mixed IO speed.
274 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
48.9 MB/s +5% 46.6 MB/s
Peak Sequential Sustained Write 60s Average
92.1 MB/s 302 MB/s Hugely faster peak sustained write speed.
Market Share
Based on 43,952,335 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.06 % Hugely higher market share.
0.01 %
User Rating
UBM User Rating
53 % Slightly more popular.
50 %
67 Months More recent.
85+ Months
DQ Read
Peak 4K-64Thread Read Speed
325 MB/s Slightly faster peak deep queue read.
304 MB/s
DQ Write
Peak 4K-64Thread Write Speed
343 MB/s Faster peak deep queue write.
311 MB/s
AS-SSD Total
AS-SSD Total Score
1,127 Pts Slightly stronger server IO.
1,035 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
250 MB/s Much faster peak deep queue mixed IO.
159 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
280 MB/s Faster deep queue read.
239 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
263 MB/s Faster deep queue write.
227 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
203 MB/s Much faster deep queue mixed IO.
123 MB/s
240GB 256GB
Solid State Drive Rankings (Price vs Performance) June 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.
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

 Best User Rated

The Best.
Intel Core i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $44
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-11700K $390Nvidia RTX 3080 $700Samsung 860 Evo 250GB $40
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $96SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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