Release date ≈ Q3 2017.

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

Real World Speed
Performance profile from 54,831 user samples
32,081 User Benchmarks
Best Bench: 97% 120GB free (System drive)
Worst Bench: 34% 105GB free (System drive)
Poor: 34% Great: 97%
SPEED RANK: 664th / 1040
22,750 User Benchmarks
Best Bench: 111% 116GB free
Worst Bench: 50% 80GB free (System drive)
Poor: 50% Great: 111%
SPEED RANK: 479th / 1040
Effective Speed
Effective SSD Speed
67.8 % 78.4 % Faster effective speed.
Avg. Sequential Read Speed
412 MB/s 470 MB/s Faster read speed.
Avg. Sequential Write Speed
308 MB/s Slightly faster write speed.
285 MB/s
4K Read
Avg. 4K Random Read Speed
24.3 MB/s 28.8 MB/s Faster random read.
4K Write
Avg. 4K Random Write Speed
64.2 MB/s 77.6 MB/s Faster random write.
Avg. Sequential Mixed IO Speed
260 MB/s 295 MB/s Faster mixed IO speed.
4K Mixed
Avg. 4K Random Mixed IO Speed
24.8 MB/s 37.6 MB/s Much faster random mixed IO.
Avg. Sustained Write Speed
217 MB/s Faster sustained write speed.
179 MB/s
Peak Sequential Read Speed
500 MB/s 515 MB/s +3%
Peak Sequential Write Speed
434 MB/s 436 MB/s +0%
4K Read
Peak 4K Random Read Speed
38.3 MB/s 38.7 MB/s +1%
4K Write
Peak 4K Random Write Speed
108 MB/s 117 MB/s Slightly faster peak random write.
Peak Sequential Mixed IO Speed
383 MB/s 427 MB/s Faster peak mixed IO speed.
4K Mixed
Peak 4K Random Mixed IO Speed
43.1 MB/s 52.3 MB/s Faster peak random mixed IO.
Peak Sequential Sustained Write 60s Average
399 MB/s 410 MB/s +3%
Market Share
Based on 35,136,448 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.24 % Hugely higher market share.
0.08 %
Value For Money
14.5 % 17.4 % Better value.
User Rating
UBM User Rating
55 % 59 % Slightly more popular.
Price (score)
$49 $25 Much cheaper.
38+ Months More recent.
51 Months
DQ Read
Peak 4K-64Thread Read Speed
250 MB/s 267 MB/s Slightly faster peak deep queue read.
DQ Write
Peak 4K-64Thread Write Speed
326 MB/s 349 MB/s Slightly faster peak deep queue write.
AS-SSD Total
AS-SSD Total Score
1,001 Pts 1,061 Pts Slightly stronger server IO.
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
219 MB/s 236 MB/s Slightly faster peak deep queue mixed IO.
ADQ Read
Avg. 4K-64Thread Read Speed
144 MB/s +1% 143 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
184 MB/s 198 MB/s Slightly faster deep queue write.
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
118 MB/s 125 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) December 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.
  • - GPU tests include: six 3D game simulations.
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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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