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 191,493 user samples
187,220 User Benchmarks
Best Bench: 116% 220GB free
Worst Bench: 72% 100GB free
Poor: 72% Great: 116%
SPEED RANK: 84th / 911
4,273 User Benchmarks
Best Bench: 64% 263GB free
Worst Bench: 35% 281GB free
Poor: 35% Great: 64%
SPEED RANK: 665th / 911
Effective Speed
Effective SSD Speed
96.8 % Hugely faster effective speed.
52.1 %
Avg. Sequential Read Speed
501 MB/s Faster read speed.
433 MB/s
Avg. Sequential Write Speed
398 MB/s Hugely faster write speed.
221 MB/s
4K Read
Avg. 4K Random Read Speed
38.2 MB/s Hugely faster random read.
21 MB/s
4K Write
Avg. 4K Random Write Speed
77.6 MB/s Hugely faster random write.
16.8 MB/s
Avg. Sequential Mixed IO Speed
404 MB/s Much faster mixed IO speed.
244 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
35.3 MB/s Hugely faster random mixed IO.
13.1 MB/s
Peak Sequential Read Speed
517 MB/s +1% 512 MB/s
Peak Sequential Write Speed
414 MB/s Much faster peak write speed.
289 MB/s
4K Read
Peak 4K Random Read Speed
46.7 MB/s Much faster peak random read.
28.1 MB/s
4K Write
Peak 4K Random Write Speed
104 MB/s Hugely faster peak random write.
21.7 MB/s
Peak Sequential Mixed IO Speed
422 MB/s Much faster peak mixed IO speed.
307 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
50.3 MB/s Hugely faster peak random mixed IO.
18.1 MB/s
Market Share
Based on 6,065,201 SSDs tested.
Market Share
Market Share (trailing 30 days)
4.86 % Insanely higher market share.
0.06 %
Value For Money
115 % Hugely better value.
52 %
User Rating
UBM User Rating
101 % Hugely more popular.
56 %
Price (score)
$150 Cheaper.
39 Months Much more recent.
64 Months
DQ Read
Peak 4K-64Thread Read Speed
375 MB/s Much faster peak deep queue read.
214 MB/s
DQ Write
Peak 4K-64Thread Write Speed
283 MB/s Hugely faster peak deep queue write.
86.2 MB/s
AS-SSD Total
AS-SSD Total Score
1,157 Pts Hugely stronger server IO.
580 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
201 MB/s Much faster deep queue read.
115 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
189 MB/s Hugely faster deep queue write.
65.2 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
74.3 MB/s Hugely faster deep queue mixed IO.
32.9 MB/s
500GB 480GB
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
AMD Ryzen 5 1600 $188AMD RX 480 $400Samsung 850 Pro 256GB $163
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 $216SanDisk Extreme 16GB $18
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