SanDiskSDSSDXPS-480G-G25
CrucialCT525MX300SSD1

Controller: Marvell 88SS9187-BLD2. Flash Memory: SanDisk 19nm eX2 ABL MLC. Release date: Q2 2014.

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

Real World Speed
Performance profile from 49,994 user samples
4,302 User Benchmarks
Best Bench: 114% 208GB free
Worst Bench: 65% 260GB free (System drive)
Poor: 65% Great: 114%
SPEED RANK: 214th / 1003
45,692 User Benchmarks
Best Bench: 99% 217GB free
Worst Bench: 64% 343GB free (System drive)
Poor: 64% Great: 99%
SPEED RANK: 297th / 1003
Effective Speed
Effective SSD Speed
94.8 % Slightly faster effective speed.
+9%
86.6 %
Read
Avg. Sequential Read Speed
460 MB/s Slightly faster read speed.
+15%
401 MB/s
Write
Avg. Sequential Write Speed
418 MB/s +2% 408 MB/s
4K Read
Avg. 4K Random Read Speed
28.6 MB/s Faster random read.
+18%
24.3 MB/s
4K Write
Avg. 4K Random Write Speed
76.3 MB/s 88.5 MB/s Faster random write.
+16%
Mixed
Avg. Sequential Mixed IO Speed
264 MB/s 348 MB/s Much faster mixed IO speed.
+32%
4K Mixed
Avg. 4K Random Mixed IO Speed
33.7 MB/s 35.6 MB/s Slightly faster random mixed IO.
+6%
SusWrite
Avg. Sustained Write Speed
390 MB/s Much faster sustained write speed.
+35%
288 MB/s
Read
Peak Sequential Read Speed
506 MB/s Faster peak read speed.
+16%
437 MB/s
Write
Peak Sequential Write Speed
479 MB/s 480 MB/s +0%
4K Read
Peak 4K Random Read Speed
35.6 MB/s Faster peak random read.
+26%
28.3 MB/s
4K Write
Peak 4K Random Write Speed
113 MB/s 123 MB/s Slightly faster peak random write.
+9%
Mixed
Peak Sequential Mixed IO Speed
304 MB/s 388 MB/s Faster peak mixed IO speed.
+28%
4K Mixed
Peak 4K Random Mixed IO Speed
42.4 MB/s 42.7 MB/s +1%
SusWrite
Peak Sequential Sustained Write 60s Average
478 MB/s Much faster peak sustained write speed.
+44%
333 MB/s
Market Share
Based on 15,001,259 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.02 % 0.32 % Insanely higher market share.
+1,500%
Value
Value For Money
88.7 % +3% 86.3 %
User Rating
UBM User Rating
62 % 65 % +5%
Price
Price (score)
$199 +1% $200
Age
Newest
60 Months 36 Months Much more recent.
+40%
DQ Read
Peak 4K-64Thread Read Speed
378 MB/s Slightly faster peak deep queue read.
+7%
352 MB/s
DQ Write
Peak 4K-64Thread Write Speed
341 MB/s +4% 327 MB/s
AS-SSD Total
AS-SSD Total Score
1,215 Pts Slightly stronger server IO.
+6%
1,150 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
164 MB/s 330 MB/s Hugely faster peak deep queue mixed IO.
+101%
ADQ Read
Avg. 4K-64Thread Read Speed
333 MB/s Slightly faster deep queue read.
+8%
308 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
288 MB/s +2% 282 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
149 MB/s 280 MB/s Hugely faster deep queue mixed IO.
+88%
Capacity
Capacity
480GB 525GB
Solid State Drive Rankings (Price vs Performance) June 2019 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 i7-8700K $365Nvidia GTX 1070 $390Samsung 850 Evo 250GB $86
AMD Ryzen 5 2600 $144Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $280Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $79SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $639SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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