CrucialCT512MX100SSD1
$200
CrucialCT500BX100SSD1
 $200 

Controller: Marvell 88SS9189. Flash Memory: Micron 16nm MLC.

Controller: Silicon Motion SM2246EN. Flash Memory: Micron 16nm MLC.

Real World Speed
Performance profile from 10,512 user samples
8,017 User Benchmarks
Best Bench: 105% 345GB free
Worst Bench: 64% 303GB free
Poor: 64% Great: 105%
SPEED RANK: 93rd / 862
2,495 User Benchmarks
Best Bench: 107% 220GB free
Worst Bench: 71% 100GB free
Poor: 71% Great: 107%
SPEED RANK: 88th / 862
Effective Speed
Effective SSD Speed
89.6 % -0% 90 % +0%
Read
Avg. Sequential Read Speed
488 MB/s -3% 503 MB/s +3%
Write
Avg. Sequential Write Speed
451 MB/s Slightly faster write speed.
+7%
420 MB/s -7%
4K Read
Avg. 4K Random Read Speed
25.2 MB/s 0% 25.2 MB/s 0%
4K Write
Avg. 4K Random Write Speed
87.5 MB/s Slightly faster random write.
+10%
79.9 MB/s -10%
Mixed
Avg. Sequential Mixed IO Speed
439 MB/s -3% 453 MB/s +3%
4K Mixed
Avg. 4K Random Mixed IO Speed
26.2 MB/s -13% 29.5 MB/s Slightly faster random mixed IO.
+13%
Read
Peak Sequential Read Speed
516 MB/s -2% 525 MB/s +2%
Write
Peak Sequential Write Speed
481 MB/s Slightly faster peak write speed.
+11%
435 MB/s -11%
4K Read
Peak 4K Random Read Speed
30.9 MB/s 0% 30.9 MB/s 0%
4K Write
Peak 4K Random Write Speed
126 MB/s Slightly faster peak random write.
+9%
116 MB/s -9%
Mixed
Peak Sequential Mixed IO Speed
476 MB/s +1% 472 MB/s -1%
4K Mixed
Peak 4K Random Mixed IO Speed
34.8 MB/s -16% 40.2 MB/s Faster peak random mixed IO.
+16%
Market Share
Based on 4,430,761 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.26 % Hugely higher market share.
+117%
0.12 % -117%
Value
Value For Money
87.6 % -8% 94.7 % Slightly better value.
+8%
User Rating
UBM User Rating
58 % -9% 63 % Slightly more popular.
+9%
Price
Price (score)
$200 -11% $177 Slightly cheaper.
+11%
Age
Newest
41 Months -17% 34 Months More recent.
+17%
DQ Read
Peak 4K-64Thread Read Speed
153 MB/s -78% 273 MB/s Much faster peak deep queue read.
+78%
DQ Write
Peak 4K-64Thread Write Speed
337 MB/s Faster peak deep queue write.
+16%
290 MB/s -16%
AS-SSD Total
AS-SSD Total Score
878 Pts -13% 995 Pts Slightly stronger server IO.
+13%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
50.6 MB/s -47% 74.5 MB/s Much faster peak deep queue mixed IO.
+47%
ADQ Read
Avg. 4K-64Thread Read Speed
101 MB/s -61% 163 MB/s Much faster deep queue read.
+61%
ADQ Write
Avg. 4K-64Thread Write Speed
217 MB/s Slightly faster deep queue write.
+6%
204 MB/s -6%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
34.5 MB/s -53% 52.7 MB/s Much faster deep queue mixed IO.
+53%
Capacity
Capacity
512GB 500GB
Solid State Drive Rankings (Price vs Performance) November 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

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 userbenchmark.com.
  • - 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.
CPUGPUSSD
Intel Core i7-7700K $288Nvidia GTX 1070 $410Samsung 850 Evo 250GB $90
AMD Ryzen 7 1700 $285AMD RX 480 $240Samsung 850 Pro 256GB $110
Intel Core i5-7600K $200Nvidia GTX 1060-6GB $260Samsung 850 Evo 500GB $150
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $189SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $1,050SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $55Corsair Vengeance LPX DDR4 3200 C16 2x8GB $195SanDisk Ultra Fit 32GB $12
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