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

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

Real World Speed
Performance profile from 35,776 user samples
21,107 User Benchmarks
Best Bench: 123% 369GB free
Worst Bench: 71% 248GB free
Poor: 71% Great: 123%
SPEED RANK: 102nd / 921
14,669 User Benchmarks
Best Bench: 84% 120GB free
Worst Bench: 50% 38GB free
Poor: 50% Great: 84%
SPEED RANK: 423rd / 921
Effective Speed
Effective SSD Speed
99.3 % Much faster effective speed.
68.1 %
Avg. Sequential Read Speed
502 MB/s Slightly faster read speed.
468 MB/s
Avg. Sequential Write Speed
442 MB/s Much faster write speed.
277 MB/s
4K Read
Avg. 4K Random Read Speed
32.1 MB/s Faster random read.
27.1 MB/s
4K Write
Avg. 4K Random Write Speed
85 MB/s Much faster random write.
48.8 MB/s
Avg. Sequential Mixed IO Speed
464 MB/s Much faster mixed IO speed.
274 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
35.4 MB/s Hugely faster random mixed IO.
15 MB/s
Peak Sequential Read Speed
528 MB/s Slightly faster peak read speed.
500 MB/s
Peak Sequential Write Speed
502 MB/s Much faster peak write speed.
349 MB/s
4K Read
Peak 4K Random Read Speed
41.9 MB/s Faster peak random read.
36 MB/s
4K Write
Peak 4K Random Write Speed
119 MB/s Much faster peak random write.
76.5 MB/s
Peak Sequential Mixed IO Speed
516 MB/s Much faster peak mixed IO speed.
340 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
54 MB/s Hugely faster peak random mixed IO.
21 MB/s
Market Share
Based on 6,466,514 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.4 % Much higher market share.
0.29 %
Value For Money
87.4 % 87.6 % +0%
User Rating
UBM User Rating
74 % More popular.
63 %
Price (score)
$230 $130 Much cheaper.
45 Months 43 Months +4%
DQ Read
Peak 4K-64Thread Read Speed
377 MB/s +4% 361 MB/s
DQ Write
Peak 4K-64Thread Write Speed
340 MB/s Much faster peak deep queue write.
208 MB/s
AS-SSD Total
AS-SSD Total Score
1,236 Pts Stronger server IO.
1,000 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
167 MB/s Hugely faster peak deep queue mixed IO.
51.3 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
215 MB/s Slightly faster deep queue read.
187 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
226 MB/s Much faster deep queue write.
142 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
92.7 MB/s Hugely faster deep queue mixed IO.
30.6 MB/s
512GB 480GB
Solid State Drive Rankings (Price vs Performance) April 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 $90
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $290Samsung 850 Evo 500GB $136
AMD Ryzen 5 1600 $176AMD RX 480 $350Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $183SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $957SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $36Corsair Vengeance LPX DDR4 3200 C16 2x8GB $193SanDisk Ultra Fit 32GB $12
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