CrucialCT525MX300SSD1
SamsungMZ-75E500B

Controller: Marvell 88SS1074. Flash Memory: Micron 3D TLC.

Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND

Real World Speed
Performance profile from 221,842 user samples
25,715 User Benchmarks
Best Bench: 84% 72GB free
Worst Bench: 53% 32GB free
Poor: 53% Great: 84%
SPEED RANK: 376th / 929
196,127 User Benchmarks
Best Bench: 115% 113GB free
Worst Bench: 68% 205GB free
Poor: 68% Great: 115%
SPEED RANK: 113th / 929
Effective Speed
Effective SSD Speed
70.9 % 96.1 % Much faster effective speed.
+36%
Read
Avg. Sequential Read Speed
464 MB/s 500 MB/s Slightly faster read speed.
+8%
Write
Avg. Sequential Write Speed
310 MB/s 395 MB/s Faster write speed.
+27%
4K Read
Avg. 4K Random Read Speed
22.8 MB/s 37.4 MB/s Much faster random read.
+64%
4K Write
Avg. 4K Random Write Speed
60.1 MB/s 76.7 MB/s Faster random write.
+28%
Mixed
Avg. Sequential Mixed IO Speed
314 MB/s 404 MB/s Faster mixed IO speed.
+29%
4K Mixed
Avg. 4K Random Mixed IO Speed
18.2 MB/s 35.2 MB/s Hugely faster random mixed IO.
+93%
Read
Peak Sequential Read Speed
486 MB/s 518 MB/s Slightly faster peak read speed.
+7%
Write
Peak Sequential Write Speed
342 MB/s 415 MB/s Faster peak write speed.
+21%
4K Read
Peak 4K Random Read Speed
27.4 MB/s 46.4 MB/s Much faster peak random read.
+69%
4K Write
Peak 4K Random Write Speed
81 MB/s 104 MB/s Faster peak random write.
+28%
Mixed
Peak Sequential Mixed IO Speed
341 MB/s 423 MB/s Faster peak mixed IO speed.
+24%
4K Mixed
Peak 4K Random Mixed IO Speed
26 MB/s 49.8 MB/s Hugely faster peak random mixed IO.
+92%
Market Share
Based on 7,224,126 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.56 % 4.4 % Hugely higher market share.
+686%
Value
Value For Money
104 % 131 % Better value.
+26%
User Rating
UBM User Rating
64 % 102 % Much more popular.
+59%
Price
Price (score)
$119 +5% $125
Age
Newest
24 Months Much more recent.
+43%
42 Months
DQ Read
Peak 4K-64Thread Read Speed
329 MB/s 372 MB/s Slightly faster peak deep queue read.
+13%
DQ Write
Peak 4K-64Thread Write Speed
220 MB/s 283 MB/s Faster peak deep queue write.
+29%
AS-SSD Total
AS-SSD Total Score
949 Pts 1,152 Pts Stronger server IO.
+21%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
46.8 MB/s 130 MB/s Hugely faster peak deep queue mixed IO.
+178%
ADQ Read
Avg. 4K-64Thread Read Speed
163 MB/s 198 MB/s Faster deep queue read.
+21%
ADQ Write
Avg. 4K-64Thread Write Speed
140 MB/s 194 MB/s Much faster deep queue write.
+39%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
28.2 MB/s 74.1 MB/s Hugely faster deep queue mixed IO.
+163%
Capacity
Capacity
525GB 500GB
Solid State Drive Rankings (Price vs Performance) June 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 - 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 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 i7-8700K $320Nvidia GTX 1070 $413Samsung 850 Evo 250GB $104
AMD Ryzen 5 1600 $160Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $125
Intel Core i5-8600K $222AMD RX 480 $280Samsung 850 Pro 256GB $125
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $177SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $911SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $59HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Ultra Fit 32GB $12
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