SamsungMZ-75E500B
CrucialCT525MX300SSD1

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

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

Real World Speed
Performance profile from 56,742 user samples
53,825 User Benchmarks
Best Bench: 119% 385GB free
Worst Bench: 68% 252GB free
Poor: 68% Great: 119%
SPEED RANK: 50th / 836
2,917 User Benchmarks
Best Bench: 87% 125GB free
Worst Bench: 51% 142GB free
Poor: 51% Great: 87%
SPEED RANK: 286th / 836
Effective Speed
Effective SSD Speed
96.5 % Much faster effective speed.
+35%
71.6 % -35%
Read
Avg. Sequential Read Speed
496 MB/s Slightly faster read speed.
+8%
458 MB/s -8%
Write
Avg. Sequential Write Speed
388 MB/s Faster write speed.
+26%
309 MB/s -26%
4K Read
Avg. 4K Random Read Speed
38.4 MB/s Much faster random read.
+71%
22.5 MB/s -71%
4K Write
Avg. 4K Random Write Speed
79.2 MB/s Faster random write.
+30%
61 MB/s -30%
Mixed
Avg. Sequential Mixed IO Speed
396 MB/s Faster mixed IO speed.
+25%
317 MB/s -25%
4K Mixed
Avg. 4K Random Mixed IO Speed
35.3 MB/s Hugely faster random mixed IO.
+88%
18.8 MB/s -88%
Read
Peak Sequential Read Speed
517 MB/s Slightly faster peak read speed.
+7%
485 MB/s -7%
Write
Peak Sequential Write Speed
414 MB/s Faster peak write speed.
+21%
341 MB/s -21%
4K Read
Peak 4K Random Read Speed
48.4 MB/s Much faster peak random read.
+73%
28 MB/s -73%
4K Write
Peak 4K Random Write Speed
111 MB/s Faster peak random write.
+29%
86 MB/s -29%
Mixed
Peak Sequential Mixed IO Speed
421 MB/s Faster peak mixed IO speed.
+23%
341 MB/s -23%
4K Mixed
Peak 4K Random Mixed IO Speed
52.2 MB/s Hugely faster peak random mixed IO.
+97%
26.5 MB/s -97%
Market Share
Based on 2,130,604 SSDs tested.
Market Share
Market Share (trailing 30 days)
6.1 % Hugely higher market share.
+307%
1.5 % -307%
Value
Value For Money
105 % Slightly better value.
+12%
93.2 % -12%
User Rating
UBM User Rating
84 % Much more popular.
+42%
59 % -42%
Price
Price (score)
$170 -18% $140 Cheaper.
+18%
Age
Newest
26 Months -69% 8 Months Much more recent.
+69%
DQ Read
Peak 4K-64Thread Read Speed
380 MB/s Slightly faster peak deep queue read.
+11%
341 MB/s -11%
DQ Write
Peak 4K-64Thread Write Speed
287 MB/s Faster peak deep queue write.
+26%
227 MB/s -26%
AS-SSD Total
AS-SSD Total Score
1,179 Pts Stronger server IO.
+20%
980 Pts -20%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
130 MB/s Hugely faster peak deep queue mixed IO.
+178%
46.8 MB/s -178%
ADQ Read
Avg. 4K-64Thread Read Speed
202 MB/s Slightly faster deep queue read.
+12%
181 MB/s -12%
ADQ Write
Avg. 4K-64Thread Write Speed
196 MB/s Faster deep queue write.
+26%
156 MB/s -26%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
75.4 MB/s Hugely faster deep queue mixed IO.
+146%
30.6 MB/s -146%
Capacity
Capacity
500GB 525GB
Solid State Drive Rankings (Price vs Performance) February 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 $339Nvidia GTX 1070 $370Samsung 850 Evo 250GB $94
Intel Core i5-7600K $240AMD RX 480 $177Samsung 850 Pro 256GB $125
Intel Pentium G4560 $60Nvidia GTX 1060-6GB $240Samsung 850 Evo 500GB $170
HDDRAMUSB
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $30
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $650SanDisk Extreme 32GB $26
Seagate Barracuda 7200.14 1TB $37HyperX Fury DDR4 2133 C14 2x8GB $123SanDisk Extreme 16GB $18
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