AdataASU650SS-240GT-C
AdataASU800SS-128GT-C

Release date ≈ Q3 2017.

VS
About

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.
+22%
Read
Avg. Sequential Read Speed
412 MB/s 469 MB/s Slightly faster read speed.
+14%
Write
Avg. Sequential Write Speed
303 MB/s 319 MB/s Slightly faster write speed.
+5%
4K Read
Avg. 4K Random Read Speed
24.8 MB/s 29.9 MB/s Faster random read.
+21%
4K Write
Avg. 4K Random Write Speed
61.6 MB/s 79 MB/s Faster random write.
+28%
Mixed
Avg. Sequential Mixed IO Speed
260 MB/s 317 MB/s Faster mixed IO speed.
+22%
4K Mixed
Avg. 4K Random Mixed IO Speed
25.8 MB/s 39.1 MB/s Much faster random mixed IO.
+52%
SusWrite
Avg. Sustained Write Speed
218 MB/s +1% 216 MB/s
Read
Peak Sequential Read Speed
500 MB/s 516 MB/s +3%
Write
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.
+13%
Mixed
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.
+21%
SusWrite
Peak Sequential Sustained Write 60s Average
436 MB/s Slightly faster peak sustained write speed.
+7%
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.
+93%
0.15 %
Value
Value For Money
14.5 % 18.4 % Better value.
+27%
User Rating
UBM User Rating
57 % 59 % +4%
Price
Price (score)
$49 $25 Much cheaper.
+49%
Age
Newest
27+ Months Much more recent.
+32%
40 Months
DQ Read
Peak 4K-64Thread Read Speed
225 MB/s 270 MB/s Faster peak deep queue read.
+20%
DQ Write
Peak 4K-64Thread Write Speed
326 MB/s 353 MB/s Slightly faster peak deep queue write.
+8%
AS-SSD Total
AS-SSD Total Score
969 Pts 1,078 Pts Slightly stronger server IO.
+11%
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.
+27%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
124 MB/s 135 MB/s Slightly faster deep queue mixed IO.
+9%
Capacity
Capacity
240GB 128GB
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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]

MORE DETAILS

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]

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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 userbenchmark.com.
  • - 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.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $43
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $340Samsung 850 Pro 512GB $204
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $643SanDisk Ultra Fit 32GB $16
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