CrucialCT525MX300SSD1
SanDiskSDSSDXPS-480G-G25

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

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

Real World Speed
Performance profile from 37,519 user samples
34,202 User Benchmarks
Best Bench: 99% 61GB free
Worst Bench: 64% 202GB free (System drive)
Poor: 64% Great: 99%
SPEED RANK: 276th / 980
3,317 User Benchmarks
Best Bench: 115% 410GB free
Worst Bench: 69% 50GB free (System drive)
Poor: 69% Great: 115%
SPEED RANK: 185th / 980
Effective Speed
Effective SSD Speed
86.7 % 95.8 % Slightly faster effective speed.
+10%
Read
Avg. Sequential Read Speed
399 MB/s 467 MB/s Faster read speed.
+17%
Write
Avg. Sequential Write Speed
404 MB/s 420 MB/s +4%
4K Read
Avg. 4K Random Read Speed
24.3 MB/s 29.2 MB/s Faster random read.
+20%
4K Write
Avg. 4K Random Write Speed
90 MB/s Slightly faster random write.
+12%
80.4 MB/s
Mixed
Avg. Sequential Mixed IO Speed
346 MB/s Much faster mixed IO speed.
+30%
266 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
35.7 MB/s +4% 34.2 MB/s
SusWrite
Avg. Sustained Write Speed
288 MB/s 383 MB/s Much faster sustained write speed.
+33%
Read
Peak Sequential Read Speed
436 MB/s 510 MB/s Faster peak read speed.
+17%
Write
Peak Sequential Write Speed
480 MB/s 482 MB/s +0%
4K Read
Peak 4K Random Read Speed
28.2 MB/s 36.1 MB/s Faster peak random read.
+28%
4K Write
Peak 4K Random Write Speed
121 MB/s +4% 116 MB/s
Mixed
Peak Sequential Mixed IO Speed
388 MB/s Faster peak mixed IO speed.
+22%
318 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
42.4 MB/s 43.2 MB/s +2%
SusWrite
Peak Sequential Sustained Write 60s Average
330 MB/s 479 MB/s Much faster peak sustained write speed.
+45%
Market Share
Based on 11,455,935 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.45 % Hugely higher market share.
+800%
0.05 %
Value
Value For Money
120 % Much better value.
+44%
83.3 %
User Rating
UBM User Rating
64 % +3% 62 %
Price
Price (score)
$129 Much cheaper.
+41%
$219
Age
Newest
31 Months Much more recent.
+44%
55 Months
DQ Read
Peak 4K-64Thread Read Speed
352 MB/s 379 MB/s Slightly faster peak deep queue read.
+8%
DQ Write
Peak 4K-64Thread Write Speed
327 MB/s 341 MB/s +4%
AS-SSD Total
AS-SSD Total Score
1148 Pts 1221 Pts Slightly stronger server IO.
+6%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
330 MB/s Hugely faster peak deep queue mixed IO.
+101%
164 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
306 MB/s 328 MB/s Slightly faster deep queue read.
+7%
ADQ Write
Avg. 4K-64Thread Write Speed
281 MB/s 290 MB/s +3%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
282 MB/s Hugely faster deep queue mixed IO.
+91%
148 MB/s
Capacity
Capacity
525GB 480GB
Solid State Drive Rankings (Price vs Performance) January 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 $360Nvidia GTX 1070 $320Samsung 850 Evo 250GB $70
AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $204Samsung 850 Evo 500GB $110
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $105SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $780SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $125SanDisk Extreme 16GB $22
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