KingstonSA400S37/240G
SamsungMZ-75E120B

Controller: Phison PS3111-S11. Flash Memory: Toshiba 15nm TLC. Release date: Q1 2017.

Controller: Samsung Dual Core MGX. Memory: Samsung 40nm TLC V-NAND. Release date: Q4 2014.

Real World Speed
Performance profile from 410,800 user samples
343,970 User Benchmarks
Best Bench: 100% 49GB free
Worst Bench: 34% 56GB free (System drive)
Poor: 34% Great: 100%
SPEED RANK: 723rd / 1058
66,830 User Benchmarks
Best Bench: 114% 68GB free (System drive)
Worst Bench: 67% 36GB free (System drive)
Poor: 67% Great: 114%
SPEED RANK: 257th / 1058
Effective Speed
Effective SSD Speed
65.4 % 96.7 % Much faster effective speed.
+48%
Read
Avg. Sequential Read Speed
421 MB/s 466 MB/s Faster read speed.
+11%
Write
Avg. Sequential Write Speed
313 MB/s 428 MB/s Much faster write speed.
+37%
4K Read
Avg. 4K Random Read Speed
26.2 MB/s 39.1 MB/s Much faster random read.
+49%
4K Write
Avg. 4K Random Write Speed
56.3 MB/s 92.4 MB/s Much faster random write.
+64%
Mixed
Avg. Sequential Mixed IO Speed
266 MB/s 354 MB/s Much faster mixed IO speed.
+33%
4K Mixed
Avg. 4K Random Mixed IO Speed
21.8 MB/s 50.5 MB/s Hugely faster random mixed IO.
+132%
SusWrite
Avg. Sustained Write Speed
183 MB/s Faster sustained write speed.
+11%
165 MB/s
Read
Peak Sequential Read Speed
511 MB/s +1% 507 MB/s
Write
Peak Sequential Write Speed
445 MB/s 492 MB/s Faster peak write speed.
+11%
4K Read
Peak 4K Random Read Speed
35.5 MB/s 47.3 MB/s Much faster peak random read.
+33%
4K Write
Peak 4K Random Write Speed
105 MB/s 126 MB/s Faster peak random write.
+20%
Mixed
Peak Sequential Mixed IO Speed
419 MB/s +2% 409 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
41.4 MB/s 62.4 MB/s Much faster peak random mixed IO.
+51%
SusWrite
Peak Sequential Sustained Write 60s Average
441 MB/s Hugely faster peak sustained write speed.
+133%
189 MB/s
Market Share
Based on 47,022,364 SSDs tested.
Market Share
Market Share (trailing 30 days)
1.98 % Insanely higher market share.
+1,880%
0.1 %
Value
Value For Money
20.8 % Hugely better value.
+354%
4.57 %
User Rating
UBM User Rating
54 % 58 % Slightly more popular.
+7%
Price
Price (score)
$29 Hugely cheaper.
+84%
$183
Age
Newest
56 Months Much more recent.
+31%
81 Months
DQ Read
Peak 4K-64Thread Read Speed
279 MB/s 387 MB/s Much faster peak deep queue read.
+39%
DQ Write
Peak 4K-64Thread Write Speed
348 MB/s 362 MB/s +4%
AS-SSD Total
AS-SSD Total Score
1,060 Pts 1,288 Pts Stronger server IO.
+21%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
200 MB/s 364 MB/s Hugely faster peak deep queue mixed IO.
+82%
ADQ Read
Avg. 4K-64Thread Read Speed
183 MB/s 342 MB/s Hugely faster deep queue read.
+87%
ADQ Write
Avg. 4K-64Thread Write Speed
201 MB/s 299 MB/s Much faster deep queue write.
+49%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
88.6 MB/s 307 MB/s Hugely faster deep queue mixed IO.
+247%
Capacity
Capacity
240GB 120GB
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could have used some DRAM, stutters when booting. [Dec '19 ExecutableFiles]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) September 2021 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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