AdataASP550SS3-240GM-C
SamsungMZ-75E2T0B

Controller: Silicon Motion SM2256. Flash Memory: SK Hynix 16nm TLC. Release date: Q3 2015.

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Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND. Release date ≈ Q3 2015.

Real World Speed
Performance profile from 25,079 user samples
20,725 User Benchmarks
Best Bench: 92% 45GB free (System drive)
Worst Bench: 53% 61GB free (System drive)
Poor: 53% Great: 92%
SPEED RANK: 487th / 1018
4,354 User Benchmarks
Best Bench: 135% 1TB free
Worst Bench: 88% 588GB free
Poor: 88% Great: 135%
SPEED RANK: 156th / 1018
Effective Speed
Effective SSD Speed
76.5 % 116 % Much faster effective speed.
+52%
Read
Avg. Sequential Read Speed
459 MB/s 473 MB/s +3%
Write
Avg. Sequential Write Speed
357 MB/s 446 MB/s Faster write speed.
+25%
4K Read
Avg. 4K Random Read Speed
28.1 MB/s 39 MB/s Much faster random read.
+39%
4K Write
Avg. 4K Random Write Speed
73.6 MB/s 98.7 MB/s Much faster random write.
+34%
Mixed
Avg. Sequential Mixed IO Speed
330 MB/s 396 MB/s Faster mixed IO speed.
+20%
4K Mixed
Avg. 4K Random Mixed IO Speed
38.6 MB/s 53.6 MB/s Much faster random mixed IO.
+39%
SusWrite
Avg. Sustained Write Speed
89.6 MB/s 439 MB/s Hugely faster sustained write speed.
+390%
Read
Peak Sequential Read Speed
507 MB/s 512 MB/s +1%
Write
Peak Sequential Write Speed
452 MB/s 494 MB/s Slightly faster peak write speed.
+9%
4K Read
Peak 4K Random Read Speed
34.3 MB/s 47.2 MB/s Much faster peak random read.
+38%
4K Write
Peak 4K Random Write Speed
112 MB/s 130 MB/s Faster peak random write.
+16%
Mixed
Peak Sequential Mixed IO Speed
402 MB/s 442 MB/s Slightly faster peak mixed IO speed.
+10%
4K Mixed
Peak 4K Random Mixed IO Speed
49.1 MB/s 66.4 MB/s Much faster peak random mixed IO.
+35%
SusWrite
Peak Sequential Sustained Write 60s Average
117 MB/s 489 MB/s Hugely faster peak sustained write speed.
+318%
Market Share
Based on 23,902,892 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.13 % Insanely higher market share.
+1,200%
0.01 %
Value
Value For Money
12 % 25.3 % Hugely better value.
+111%
User Rating
UBM User Rating
59 % Slightly more popular.
+11%
53 %
Price
Price (score)
$74 Hugely cheaper.
+81%
$399
Age
Newest
55 Months 55+ Months
DQ Read
Peak 4K-64Thread Read Speed
331 MB/s 387 MB/s Faster peak deep queue read.
+17%
DQ Write
Peak 4K-64Thread Write Speed
341 MB/s 362 MB/s Slightly faster peak deep queue write.
+6%
AS-SSD Total
AS-SSD Total Score
1,137 Pts 1,292 Pts Slightly stronger server IO.
+14%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
253 MB/s 372 MB/s Much faster peak deep queue mixed IO.
+47%
ADQ Read
Avg. 4K-64Thread Read Speed
277 MB/s 341 MB/s Faster deep queue read.
+23%
ADQ Write
Avg. 4K-64Thread Write Speed
263 MB/s 307 MB/s Faster deep queue write.
+17%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
201 MB/s 316 MB/s Much faster deep queue mixed IO.
+57%
Capacity
Capacity
240GB 2TB
Solid State Drive Rankings (Price vs Performance) April 2020 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 i5-9400F $146Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9600K $210Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
AMD Ryzen 5 3600 $175Nvidia RTX 2070S (Super) $505Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Ultra Fit 32GB $16
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