Controller: Marvell 88SS9187. Memory: SanDisk 19nm TLC.

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm TLC V-NAND

Real World Speed
Performance profile from 42,396 user samples
9,231 User Benchmarks
Best Bench: 83% 787GB free
Worst Bench: 49% 494GB free
Poor: 49% Great: 83%
SPEED RANK: 415th / 908
33,165 User Benchmarks
Best Bench: 116% 420GB free
Worst Bench: 73% 121GB free
Poor: 73% Great: 116%
SPEED RANK: 84th / 908
Effective Speed
Effective SSD Speed
67.5 % 95.8 % Much faster effective speed.
Avg. Sequential Read Speed
468 MB/s 497 MB/s Slightly faster read speed.
Avg. Sequential Write Speed
269 MB/s 394 MB/s Much faster write speed.
4K Read
Avg. 4K Random Read Speed
26.5 MB/s 37.3 MB/s Much faster random read.
4K Write
Avg. 4K Random Write Speed
50.3 MB/s 75.4 MB/s Much faster random write.
Avg. Sequential Mixed IO Speed
255 MB/s 401 MB/s Much faster mixed IO speed.
4K Mixed
Avg. 4K Random Mixed IO Speed
14.5 MB/s 34.6 MB/s Hugely faster random mixed IO.
Peak Sequential Read Speed
500 MB/s 520 MB/s +4%
Peak Sequential Write Speed
341 MB/s 414 MB/s Faster peak write speed.
4K Read
Peak 4K Random Read Speed
35.7 MB/s 46.7 MB/s Much faster peak random read.
4K Write
Peak 4K Random Write Speed
79 MB/s 105 MB/s Much faster peak random write.
Peak Sequential Mixed IO Speed
328 MB/s 426 MB/s Faster peak mixed IO speed.
4K Mixed
Peak 4K Random Mixed IO Speed
20.4 MB/s 51.1 MB/s Hugely faster peak random mixed IO.
Market Share
Based on 6,034,146 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.13 % 0.82 % Hugely higher market share.
Value For Money
86.8 % 106 % Better value.
User Rating
UBM User Rating
55 % 68 % More popular.
Price (score)
$260 Cheaper.
42 Months 39 Months Slightly more recent.
DQ Read
Peak 4K-64Thread Read Speed
361 MB/s 371 MB/s +3%
DQ Write
Peak 4K-64Thread Write Speed
201 MB/s 283 MB/s Much faster peak deep queue write.
AS-SSD Total
AS-SSD Total Score
994 Pts 1152 Pts Stronger server IO.
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
44.3 MB/s 134 MB/s Hugely faster peak deep queue mixed IO.
ADQ Read
Avg. 4K-64Thread Read Speed
198 MB/s 209 MB/s Slightly faster deep queue read.
ADQ Write
Avg. 4K-64Thread Write Speed
138 MB/s 199 MB/s Much faster deep queue write.
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
28 MB/s 83.4 MB/s Hugely faster deep queue mixed IO.
960GB 1TB
Solid State Drive Rankings (Price vs Performance) March 2018 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 - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.
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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i7-8700K $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $85
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $335Samsung 850 Evo 500GB $141
Intel Core i5-8600K $235AMD RX 480 $400Samsung 850 Pro 256GB $160
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $170SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $23
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $205SanDisk Extreme 16GB $18
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