SamsungMZ-7KE512BW
CrucialCT525MX300SSD1

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND. Release date: Q3 2014.

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

Real World Speed
Performance profile from 118,273 user samples
52,130 User Benchmarks
Best Bench: 126% 375GB free
Worst Bench: 75% 225GB free
Poor: 75% Great: 126%
SPEED RANK: 208th / 1037
66,143 User Benchmarks
Best Bench: 99% 213GB free
Worst Bench: 64% 180GB free
Poor: 64% Great: 99%
SPEED RANK: 347th / 1037
Effective Speed
Effective SSD Speed
104 % Faster effective speed.
+21%
86.4 %
Read
Avg. Sequential Read Speed
474 MB/s Faster read speed.
+18%
401 MB/s
Write
Avg. Sequential Write Speed
409 MB/s +3% 396 MB/s
4K Read
Avg. 4K Random Read Speed
33.7 MB/s Much faster random read.
+38%
24.4 MB/s
4K Write
Avg. 4K Random Write Speed
90.2 MB/s +2% 88.5 MB/s
Mixed
Avg. Sequential Mixed IO Speed
352 MB/s +2% 344 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
44.9 MB/s Faster random mixed IO.
+25%
35.9 MB/s
SusWrite
Avg. Sustained Write Speed
368 MB/s Faster sustained write speed.
+29%
286 MB/s
Read
Peak Sequential Read Speed
514 MB/s Faster peak read speed.
+16%
443 MB/s
Write
Peak Sequential Write Speed
486 MB/s +1% 481 MB/s
4K Read
Peak 4K Random Read Speed
43.3 MB/s Much faster peak random read.
+54%
28.2 MB/s
4K Write
Peak 4K Random Write Speed
124 MB/s Slightly faster peak random write.
+7%
116 MB/s
Mixed
Peak Sequential Mixed IO Speed
400 MB/s +3% 389 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
57.8 MB/s Much faster peak random mixed IO.
+37%
42.3 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
485 MB/s Much faster peak sustained write speed.
+47%
329 MB/s
Market Share
Based on 31,665,429 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.14 % 0.19 % Much higher market share.
+36%
Value
Value For Money
13.5 % Much better value.
+61%
8.37 %
User Rating
UBM User Rating
73 % More popular.
+12%
65 %
Price
Price (score)
$204 Much cheaper.
+34%
$308
Age
Newest
74 Months 51 Months Much more recent.
+31%
DQ Read
Peak 4K-64Thread Read Speed
388 MB/s Faster peak deep queue read.
+11%
351 MB/s
DQ Write
Peak 4K-64Thread Write Speed
359 MB/s Slightly faster peak deep queue write.
+9%
328 MB/s
AS-SSD Total
AS-SSD Total Score
1,276 Pts Stronger server IO.
+12%
1,143 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
364 MB/s Slightly faster peak deep queue mixed IO.
+10%
331 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
349 MB/s Faster deep queue read.
+15%
304 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
299 MB/s Slightly faster deep queue write.
+10%
273 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
313 MB/s Faster deep queue mixed IO.
+13%
277 MB/s
Capacity
Capacity
512GB 525GB
Solid State Drive Rankings (Price vs Performance) September 2020 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 i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $44
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $299Nvidia RTX 2070S (Super) $505Samsung 860 Evo 250GB $42
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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