Real World Speed
Performance profile from 41,032 user samples
20,793 User Benchmarks
Best Bench: 86% 171GB free
Worst Bench: 52% 82GB free
Poor: 52% Great: 86%
SPEED RANK: 319th / 908
20,239 User Benchmarks
Best Bench: 120% 327GB free
Worst Bench: 71% 106GB free
Poor: 71% Great: 120%
SPEED RANK: 80th / 908
Effective Speed
Effective SSD Speed
72.4 % 98.6 % Much faster effective speed.
Avg. Sequential Read Speed
476 MB/s 500 MB/s Slightly faster read speed.
Avg. Sequential Write Speed
259 MB/s 443 MB/s Much faster write speed.
4K Read
Avg. 4K Random Read Speed
33.7 MB/s +5% 32.1 MB/s
4K Write
Avg. 4K Random Write Speed
48.5 MB/s 85 MB/s Much faster random write.
Avg. Sequential Mixed IO Speed
263 MB/s 466 MB/s Much faster mixed IO speed.
4K Mixed
Avg. 4K Random Mixed IO Speed
20.9 MB/s 35 MB/s Much faster random mixed IO.
Peak Sequential Read Speed
495 MB/s 528 MB/s Slightly faster peak read speed.
Peak Sequential Write Speed
276 MB/s 502 MB/s Hugely faster peak write speed.
4K Read
Peak 4K Random Read Speed
41.8 MB/s 42 MB/s +0%
4K Write
Peak 4K Random Write Speed
66.6 MB/s 118 MB/s Much faster peak random write.
Peak Sequential Mixed IO Speed
278 MB/s 515 MB/s Hugely faster peak mixed IO speed.
4K Mixed
Peak 4K Random Mixed IO Speed
29.3 MB/s 51.9 MB/s Much faster peak random mixed IO.
Market Share
Based on 6,041,768 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.48 % 0.51 % Slightly higher market share.
Value For Money
52.1 % 85.1 % Much better value.
User Rating
UBM User Rating
53 % 74 % Much more popular.
Price (score)
$147 Much cheaper.
25 Months Much more recent.
44 Months
DQ Read
Peak 4K-64Thread Read Speed
349 MB/s 375 MB/s Slightly faster peak deep queue read.
DQ Write
Peak 4K-64Thread Write Speed
185 MB/s 339 MB/s Hugely faster peak deep queue write.
AS-SSD Total
AS-SSD Total Score
950 Pts 1,232 Pts Stronger server IO.
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
70.9 MB/s 169 MB/s Hugely faster peak deep queue mixed IO.
ADQ Read
Avg. 4K-64Thread Read Speed
188 MB/s 194 MB/s +3%
ADQ Write
Avg. 4K-64Thread Write Speed
120 MB/s 223 MB/s Hugely faster deep queue write.
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
41.6 MB/s 88.1 MB/s Hugely faster deep queue mixed IO.
250GB 512GB
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 $150
Intel Core i5-8600K $243AMD RX 480 $400Samsung 850 Pro 256GB $120
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $190SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $23
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $212SanDisk Extreme 16GB $18
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