Release date ≈ Q4 2019.

Controller: Samsung MKX. Memory: Samsung 128 layer TLC V-NAND. Release date ≈ Q1 2021.

Real World Speed
Performance profile from 8,880 user samples
8,510 User Benchmarks
Best Bench: 212% 24GB free (System drive)
Worst Bench: 89% 75GB free (System drive)
Poor: 89% Great: 212%
SPEED RANK: 137th / 1058
370 User Benchmarks
Best Bench: 136% 3TB free
Worst Bench: 92% 3TB free
Poor: 92% Great: 136%
SPEED RANK: 181st / 1058
Effective Speed
Effective SSD Speed
156 % Much faster effective speed.
117 %
Avg. Sequential Read Speed
1058 MB/s Hugely faster read speed.
492 MB/s
Avg. Sequential Write Speed
907 MB/s Hugely faster write speed.
449 MB/s
4K Read
Avg. 4K Random Read Speed
42 MB/s 42.6 MB/s +1%
4K Write
Avg. 4K Random Write Speed
99.2 MB/s Slightly faster random write.
91.5 MB/s
Avg. Sequential Mixed IO Speed
902 MB/s Hugely faster mixed IO speed.
429 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
54.9 MB/s 56 MB/s +2%
Avg. Sustained Write Speed
447 MB/s +0% 446 MB/s
Peak Sequential Read Speed
1543 MB/s Hugely faster peak read speed.
517 MB/s
Peak Sequential Write Speed
1480 MB/s Hugely faster peak write speed.
492 MB/s
4K Read
Peak 4K Random Read Speed
56.6 MB/s Faster peak random read.
49.4 MB/s
4K Write
Peak 4K Random Write Speed
158 MB/s Faster peak random write.
125 MB/s
Peak Sequential Mixed IO Speed
1307 MB/s Hugely faster peak mixed IO speed.
461 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
76.8 MB/s Faster peak random mixed IO.
67.9 MB/s
Peak Sequential Sustained Write 60s Average
587 MB/s Faster peak sustained write speed.
492 MB/s
Market Share
Based on 45,494,689 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.13 % Insanely higher market share.
0.01 %
User Rating
UBM User Rating
50 % 50 %
20+ Months 5+ Months Much more recent.
DQ Read
Peak 4K-64Thread Read Speed
1264 MB/s Hugely faster peak deep queue read.
388 MB/s
DQ Write
Peak 4K-64Thread Write Speed
787 MB/s Hugely faster peak deep queue write.
362 MB/s
AS-SSD Total
AS-SSD Total Score
3,330 Pts Hugely stronger server IO.
1,293 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
706 MB/s Hugely faster peak deep queue mixed IO.
373 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
819 MB/s Hugely faster deep queue read.
309 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
442 MB/s Much faster deep queue write.
264 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
542 MB/s Hugely faster deep queue mixed IO.
278 MB/s
256GB 4TB
Solid State Drive Rankings (Price vs Performance) August 2021 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.

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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-10700K $317Nvidia RTX 3080 $700Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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