Release date ≈ Q3 2017.


Controller: Silicon Motion SM2258. Flash Memory: Micron 3D TLC NAND. Release date: Q3 2016.

Real World Speed
Performance profile from 33,599 user samples
15,467 User Benchmarks
Best Bench: 102% 732GB free
Worst Bench: 33% 8GB free (System drive)
Poor: 33% Great: 102%
SPEED RANK: 632nd / 1016
18,132 User Benchmarks
Best Bench: 113% 119GB free
Worst Bench: 50% 58GB free (System drive)
Poor: 50% Great: 113%
SPEED RANK: 384th / 1016
Effective Speed
Effective SSD Speed
68 % 82.8 % Faster effective speed.
Avg. Sequential Read Speed
412 MB/s 469 MB/s Slightly faster read speed.
Avg. Sequential Write Speed
303 MB/s 319 MB/s Slightly faster write speed.
4K Read
Avg. 4K Random Read Speed
24.8 MB/s 29.9 MB/s Faster random read.
4K Write
Avg. 4K Random Write Speed
61.6 MB/s 79 MB/s Faster random write.
Avg. Sequential Mixed IO Speed
260 MB/s 317 MB/s Faster mixed IO speed.
4K Mixed
Avg. 4K Random Mixed IO Speed
25.8 MB/s 39.1 MB/s Much faster random mixed IO.
Avg. Sustained Write Speed
218 MB/s +1% 216 MB/s
Peak Sequential Read Speed
500 MB/s 516 MB/s +3%
Peak Sequential Write Speed
461 MB/s +2% 450 MB/s
4K Read
Peak 4K Random Read Speed
40.8 MB/s 40.8 MB/s
4K Write
Peak 4K Random Write Speed
105 MB/s 119 MB/s Slightly faster peak random write.
Peak Sequential Mixed IO Speed
424 MB/s 434 MB/s +2%
4K Mixed
Peak 4K Random Mixed IO Speed
44.5 MB/s 53.7 MB/s Faster peak random mixed IO.
Peak Sequential Sustained Write 60s Average
436 MB/s Slightly faster peak sustained write speed.
407 MB/s
Market Share
Based on 21,680,567 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.29 % Hugely higher market share.
0.15 %
Value For Money
14.5 % 18.4 % Better value.
User Rating
UBM User Rating
57 % 59 % +4%
Price (score)
$49 $25 Much cheaper.
27+ Months Much more recent.
40 Months
DQ Read
Peak 4K-64Thread Read Speed
225 MB/s 270 MB/s Faster peak deep queue read.
DQ Write
Peak 4K-64Thread Write Speed
326 MB/s 353 MB/s Slightly faster peak deep queue write.
AS-SSD Total
AS-SSD Total Score
969 Pts 1,078 Pts Slightly stronger server IO.
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
233 MB/s 236 MB/s +1%
ADQ Read
Avg. 4K-64Thread Read Speed
138 MB/s 142 MB/s +3%
ADQ Write
Avg. 4K-64Thread Write Speed
184 MB/s 233 MB/s Faster deep queue write.
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
124 MB/s 135 MB/s Slightly faster deep queue mixed IO.
240GB 128GB

The advertised read and write speed is nowhere near the ACTUAL read and write speed. Luckily I got them on clearance at Fry's for $30, which is what they should be priced at. [Apr '19 woxozzPC]


Solid State Drive Rankings (Price vs Performance) January 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.

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How it works

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  • - CPU tests include: integer, floating and string.
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  • - 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.
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