CrucialCT525MX300SSD1
SamsungMZ-75E500B

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

Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND. Release date: Q4 2014.

Real World Speed
Performance profile from 244,641 user samples
26,110 User Benchmarks
Best Bench: 100% 262GB free
Worst Bench: 68% 107GB free (System drive)
Poor: 68% Great: 100%
SPEED RANK: 204th / 956
218,531 User Benchmarks
Best Bench: 134% 292GB free (System drive)
Worst Bench: 80% 79GB free (System drive)
Poor: 80% Great: 134%
SPEED RANK: 120th / 956
Effective Speed
Effective SSD Speed
88 % 114 % Faster effective speed.
+29%
Read
Avg. Sequential Read Speed
400 MB/s 471 MB/s Faster read speed.
+18%
Write
Avg. Sequential Write Speed
403 MB/s 441 MB/s Slightly faster write speed.
+9%
4K Read
Avg. 4K Random Read Speed
24.7 MB/s 40.2 MB/s Much faster random read.
+63%
4K Write
Avg. 4K Random Write Speed
93.5 MB/s 103 MB/s Slightly faster random write.
+10%
Mixed
Avg. Sequential Mixed IO Speed
345 MB/s 373 MB/s Slightly faster mixed IO speed.
+8%
4K Mixed
Avg. 4K Random Mixed IO Speed
36.4 MB/s 55.5 MB/s Much faster random mixed IO.
+52%
SusWrite
Avg. Sustained Write Speed
291 MB/s 361 MB/s Faster sustained write speed.
+24%
Read
Peak Sequential Read Speed
438 MB/s 507 MB/s Faster peak read speed.
+16%
Write
Peak Sequential Write Speed
481 MB/s 491 MB/s +2%
4K Read
Peak 4K Random Read Speed
28.6 MB/s 48.3 MB/s Much faster peak random read.
+69%
4K Write
Peak 4K Random Write Speed
124 MB/s 136 MB/s Slightly faster peak random write.
+10%
Mixed
Peak Sequential Mixed IO Speed
388 MB/s 411 MB/s Slightly faster peak mixed IO speed.
+6%
4K Mixed
Peak 4K Random Mixed IO Speed
43.1 MB/s 67.1 MB/s Much faster peak random mixed IO.
+56%
SusWrite
Peak Sequential Sustained Write 60s Average
330 MB/s 482 MB/s Much faster peak sustained write speed.
+46%
Market Share
Based on 8,001,532 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.49 % 3.63 % Hugely higher market share.
+641%
Value
Value For Money
136 % 160 % Better value.
+18%
User Rating
UBM User Rating
64 % 102 % Much more popular.
+59%
Price
Price (score)
$111 Slightly cheaper.
+8%
$120
Age
Newest
26 Months Much more recent.
+41%
44 Months
DQ Read
Peak 4K-64Thread Read Speed
352 MB/s 384 MB/s Slightly faster peak deep queue read.
+9%
DQ Write
Peak 4K-64Thread Write Speed
327 MB/s 354 MB/s Slightly faster peak deep queue write.
+8%
AS-SSD Total
AS-SSD Total Score
1,152 Pts 1,287 Pts Slightly stronger server IO.
+12%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
330 MB/s 364 MB/s Slightly faster peak deep queue mixed IO.
+10%
ADQ Read
Avg. 4K-64Thread Read Speed
307 MB/s 346 MB/s Slightly faster deep queue read.
+13%
ADQ Write
Avg. 4K-64Thread Write Speed
284 MB/s 316 MB/s Slightly faster deep queue write.
+11%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
280 MB/s 320 MB/s Slightly faster deep queue mixed IO.
+14%
Capacity
Capacity
525GB 500GB
Solid State Drive Rankings (Price vs Performance) August 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]

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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 $330Nvidia GTX 1070 $370Samsung 850 Evo 250GB $95
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $240Samsung 850 Evo 500GB $120
Intel Core i5-8600K $240AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $155SanDisk Extreme 64GB $80
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $901SanDisk Extreme 32GB $30
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $175SanDisk Ultra Fit 32GB $12
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