CrucialCT525MX300SSD1
SanDiskSDSSDHII-480G-G25

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

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

Real World Speed
Performance profile from 30,999 user samples
17,663 User Benchmarks
Best Bench: 86% 405GB free
Worst Bench: 52% 25GB free
Poor: 52% Great: 86%
SPEED RANK: 329th / 885
13,336 User Benchmarks
Best Bench: 84% 446GB free
Worst Bench: 47% 51GB free
Poor: 47% Great: 84%
SPEED RANK: 391st / 885
Effective Speed
Effective SSD Speed
70.9 % +5% 67.7 %
Read
Avg. Sequential Read Speed
465 MB/s 468 MB/s +1%
Write
Avg. Sequential Write Speed
309 MB/s Slightly faster write speed.
+12%
276 MB/s
4K Read
Avg. 4K Random Read Speed
22.7 MB/s 26.8 MB/s Faster random read.
+18%
4K Write
Avg. 4K Random Write Speed
58.8 MB/s Faster random write.
+21%
48.7 MB/s
Mixed
Avg. Sequential Mixed IO Speed
317 MB/s Faster mixed IO speed.
+18%
269 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
18.6 MB/s Faster random mixed IO.
+27%
14.6 MB/s
Read
Peak Sequential Read Speed
485 MB/s 501 MB/s +3%
Write
Peak Sequential Write Speed
341 MB/s 349 MB/s +2%
4K Read
Peak 4K Random Read Speed
27.8 MB/s 36 MB/s Faster peak random read.
+29%
4K Write
Peak 4K Random Write Speed
83.3 MB/s Slightly faster peak random write.
+7%
77.9 MB/s
Mixed
Peak Sequential Mixed IO Speed
341 MB/s +1% 338 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
26.4 MB/s Faster peak random mixed IO.
+27%
20.8 MB/s
Market Share
Based on 5,630,997 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.64 % Much higher market share.
+56%
0.41 %
Value
Value For Money
88.7 % +2% 87.1 %
User Rating
UBM User Rating
62 % 63 % +2%
Price
Price (score)
$147 $130 Slightly cheaper.
+12%
Age
Newest
20 Months Much more recent.
+51%
41 Months
DQ Read
Peak 4K-64Thread Read Speed
335 MB/s 366 MB/s Slightly faster peak deep queue read.
+9%
DQ Write
Peak 4K-64Thread Write Speed
219 MB/s +4% 211 MB/s
AS-SSD Total
AS-SSD Total Score
960 Pts 1,012 Pts Slightly stronger server IO.
+5%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
47.3 MB/s 50.2 MB/s Slightly faster peak deep queue mixed IO.
+6%
ADQ Read
Avg. 4K-64Thread Read Speed
167 MB/s 191 MB/s Slightly faster deep queue read.
+14%
ADQ Write
Avg. 4K-64Thread Write Speed
138 MB/s +1% 137 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
30.8 MB/s +5% 29.4 MB/s
Capacity
Capacity
525GB 480GB
Solid State Drive Rankings (Price vs Performance) February 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 $330Nvidia GTX 1070 $430Samsung 850 Evo 250GB $87
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $285Samsung 850 Evo 500GB $146
AMD Ryzen 5 1600 $170AMD RX 480 $400Samsung 850 Pro 256GB $146
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $185SanDisk Extreme 64GB $50
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $23
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $200SanDisk Extreme 16GB $18
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