SanDiskSDSSDHII-480G-G25
CrucialCT525MX300SSD1

Controller: Marvell 88SS9187. Memory: SanDisk 19nm TLC.

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

Real World Speed
Performance profile from 39,514 user samples
13,799 User Benchmarks
Best Bench: 84% 446GB free
Worst Bench: 48% 424GB free
Poor: 48% Great: 84%
SPEED RANK: 438th / 929
25,715 User Benchmarks
Best Bench: 84% 72GB free
Worst Bench: 53% 32GB free
Poor: 53% Great: 84%
SPEED RANK: 376th / 929
Effective Speed
Effective SSD Speed
68 % 70.9 % +4%
Read
Avg. Sequential Read Speed
471 MB/s +2% 464 MB/s
Write
Avg. Sequential Write Speed
277 MB/s 310 MB/s Slightly faster write speed.
+12%
4K Read
Avg. 4K Random Read Speed
27.5 MB/s Faster random read.
+21%
22.8 MB/s
4K Write
Avg. 4K Random Write Speed
50.2 MB/s 60.1 MB/s Faster random write.
+20%
Mixed
Avg. Sequential Mixed IO Speed
270 MB/s 314 MB/s Faster mixed IO speed.
+16%
4K Mixed
Avg. 4K Random Mixed IO Speed
14.6 MB/s 18.2 MB/s Faster random mixed IO.
+25%
Read
Peak Sequential Read Speed
501 MB/s +3% 486 MB/s
Write
Peak Sequential Write Speed
350 MB/s +2% 342 MB/s
4K Read
Peak 4K Random Read Speed
37 MB/s Much faster peak random read.
+35%
27.4 MB/s
4K Write
Peak 4K Random Write Speed
79.2 MB/s 81 MB/s +2%
Mixed
Peak Sequential Mixed IO Speed
337 MB/s 341 MB/s +1%
4K Mixed
Peak 4K Random Mixed IO Speed
21.3 MB/s 26 MB/s Faster peak random mixed IO.
+22%
Market Share
Based on 7,224,126 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.35 % 0.56 % Much higher market share.
+60%
Value
Value For Money
87.5 % 104 % Better value.
+19%
User Rating
UBM User Rating
64 % 64 %
Price
Price (score)
$130 $119 Slightly cheaper.
+8%
Age
Newest
45 Months 24 Months Much more recent.
+47%
DQ Read
Peak 4K-64Thread Read Speed
363 MB/s Slightly faster peak deep queue read.
+10%
329 MB/s
DQ Write
Peak 4K-64Thread Write Speed
208 MB/s 220 MB/s Slightly faster peak deep queue write.
+6%
AS-SSD Total
AS-SSD Total Score
1,008 Pts Slightly stronger server IO.
+6%
949 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
49.2 MB/s Slightly faster peak deep queue mixed IO.
+5%
46.8 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
176 MB/s Slightly faster deep queue read.
+8%
163 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
135 MB/s 140 MB/s +4%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
28.7 MB/s +2% 28.2 MB/s
Capacity
Capacity
480GB 525GB
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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