CrucialCT500BX100SSD1
CrucialCT525MX300SSD1

Controller: Silicon Motion SM2246EN. Flash Memory: Micron 16nm MLC. Release date: Q1 2015.

Controller: Marvell 88SS1074. Flash Memory: Micron 3D TLC. Release date: Q2 2016.

Real World Speed
Performance profile from 51,099 user samples
5,270 User Benchmarks
Best Bench: 109% 465GB free
Worst Bench: 60% 8GB free (System drive)
Poor: 60% Great: 109%
SPEED RANK: 269th / 1003
45,829 User Benchmarks
Best Bench: 99% 375GB free
Worst Bench: 60% 247GB free (System drive)
Poor: 60% Great: 99%
SPEED RANK: 305th / 1003
Effective Speed
Effective SSD Speed
89.3 % +3% 86.3 %
Read
Avg. Sequential Read Speed
467 MB/s Faster read speed.
+17%
400 MB/s
Write
Avg. Sequential Write Speed
396 MB/s 407 MB/s +3%
4K Read
Avg. 4K Random Read Speed
25.7 MB/s Slightly faster random read.
+6%
24.3 MB/s
4K Write
Avg. 4K Random Write Speed
79.4 MB/s 88.7 MB/s Slightly faster random write.
+12%
Mixed
Avg. Sequential Mixed IO Speed
297 MB/s 344 MB/s Faster mixed IO speed.
+16%
4K Mixed
Avg. 4K Random Mixed IO Speed
36.1 MB/s +2% 35.4 MB/s
SusWrite
Avg. Sustained Write Speed
337 MB/s Faster sustained write speed.
+17%
287 MB/s
Read
Peak Sequential Read Speed
514 MB/s Faster peak read speed.
+18%
436 MB/s
Write
Peak Sequential Write Speed
439 MB/s 480 MB/s Slightly faster peak write speed.
+9%
4K Read
Peak 4K Random Read Speed
30.8 MB/s Slightly faster peak random read.
+9%
28.3 MB/s
4K Write
Peak 4K Random Write Speed
118 MB/s 124 MB/s Slightly faster peak random write.
+5%
Mixed
Peak Sequential Mixed IO Speed
347 MB/s 388 MB/s Slightly faster peak mixed IO speed.
+12%
4K Mixed
Peak 4K Random Mixed IO Speed
46.2 MB/s Slightly faster peak random mixed IO.
+8%
42.9 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
436 MB/s Much faster peak sustained write speed.
+32%
331 MB/s
Market Share
Based on 15,080,002 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.05 % 0.32 % Hugely higher market share.
+540%
Value
Value For Money
74.8 % 86 % Slightly better value.
+15%
User Rating
UBM User Rating
64 % 65 % +2%
Price
Price (score)
$240 $200 Cheaper.
+17%
Age
Newest
53 Months 36 Months Much more recent.
+32%
DQ Read
Peak 4K-64Thread Read Speed
275 MB/s 352 MB/s Faster peak deep queue read.
+28%
DQ Write
Peak 4K-64Thread Write Speed
299 MB/s 327 MB/s Slightly faster peak deep queue write.
+9%
AS-SSD Total
AS-SSD Total Score
1,008 Pts 1,151 Pts Slightly stronger server IO.
+14%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
210 MB/s 331 MB/s Much faster peak deep queue mixed IO.
+58%
ADQ Read
Avg. 4K-64Thread Read Speed
236 MB/s 304 MB/s Faster deep queue read.
+29%
ADQ Write
Avg. 4K-64Thread Write Speed
256 MB/s 280 MB/s Slightly faster deep queue write.
+9%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
175 MB/s 279 MB/s Much faster deep queue mixed IO.
+59%
Capacity
Capacity
500GB 525GB
Solid State Drive Rankings (Price vs Performance) June 2019 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]

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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.
  • - 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.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $355Nvidia GTX 1070 $335Samsung 850 Evo 250GB $83
AMD Ryzen 5 2600 $140Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $274Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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