Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND

Controller: LSI SandForce SF2281. Flash Memory: Toshiba 19nm Toggle Mode MLC.

Real World Speed
Performance profile from 207,356 user samples
202,995 User Benchmarks
Best Bench: 115% 209GB free
Worst Bench: 68% 204GB free
Poor: 68% Great: 115%
SPEED RANK: 113th / 927
4,361 User Benchmarks
Best Bench: 64% 263GB free
Worst Bench: 36% 269GB free
Poor: 36% Great: 64%
SPEED RANK: 699th / 927
Effective Speed
Effective SSD Speed
96.1 % Hugely faster effective speed.
51.6 %
Avg. Sequential Read Speed
499 MB/s Slightly faster read speed.
439 MB/s
Avg. Sequential Write Speed
393 MB/s Hugely faster write speed.
217 MB/s
4K Read
Avg. 4K Random Read Speed
37.8 MB/s Hugely faster random read.
20.6 MB/s
4K Write
Avg. 4K Random Write Speed
77.1 MB/s Hugely faster random write.
16.7 MB/s
Avg. Sequential Mixed IO Speed
398 MB/s Much faster mixed IO speed.
240 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
35.4 MB/s Hugely faster random mixed IO.
12.8 MB/s
Peak Sequential Read Speed
518 MB/s +1% 512 MB/s
Peak Sequential Write Speed
415 MB/s Much faster peak write speed.
284 MB/s
4K Read
Peak 4K Random Read Speed
46.4 MB/s Much faster peak random read.
28.4 MB/s
4K Write
Peak 4K Random Write Speed
103 MB/s Hugely faster peak random write.
22.5 MB/s
Peak Sequential Mixed IO Speed
422 MB/s Much faster peak mixed IO speed.
305 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
50 MB/s Hugely faster peak random mixed IO.
17.9 MB/s
Market Share
Based on 6,815,337 SSDs tested.
Market Share
Market Share (trailing 30 days)
4.98 % Insanely higher market share.
0.08 %
Value For Money
123 % Hugely better value.
54.3 %
User Rating
UBM User Rating
102 % Hugely more popular.
56 %
Price (score)
$136 Cheaper.
41 Months Much more recent.
66 Months
DQ Read
Peak 4K-64Thread Read Speed
372 MB/s Much faster peak deep queue read.
211 MB/s
DQ Write
Peak 4K-64Thread Write Speed
283 MB/s Hugely faster peak deep queue write.
86.9 MB/s
AS-SSD Total
AS-SSD Total Score
1,151 Pts Hugely stronger server IO.
576 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
129 MB/s Hugely faster peak deep queue mixed IO.
52.2 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
196 MB/s Much faster deep queue read.
113 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
188 MB/s Hugely faster deep queue write.
63.5 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
76.8 MB/s Hugely faster deep queue mixed IO.
32.1 MB/s
500GB 480GB
Solid State Drive Rankings (Price vs Performance) May 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 $320Nvidia GTX 1070 $447Samsung 850 Evo 250GB $95
AMD Ryzen 5 1600 $170Nvidia GTX 1060-6GB $300Samsung 850 Evo 500GB $136
Intel Core i7-7700K $285AMD RX 480 $300Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $180SanDisk Extreme 64GB $41
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $961SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Extreme 16GB $20
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