KingstonSA400S37/240G
  

Release date ≈ Q4 2017.

VS
About

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

Real World Speed
Performance profile from 81,624 user samples
8,734 User Benchmarks
Best Bench: 89% 171GB free
Worst Bench: 33% 32GB free (System drive)
Poor: 33% Great: 89%
SPEED RANK: 575th / 1011
72,890 User Benchmarks
Best Bench: 93% 186GB free (System drive)
Worst Bench: 35% 19GB free (System drive)
Poor: 35% Great: 93%
SPEED RANK: 668th / 1011
Effective Speed
Effective SSD Speed
70.8 % Slightly faster effective speed.
+10%
64.4 %
Read
Avg. Sequential Read Speed
424 MB/s +1% 421 MB/s
Write
Avg. Sequential Write Speed
265 MB/s 311 MB/s Faster write speed.
+17%
4K Read
Avg. 4K Random Read Speed
30 MB/s Slightly faster random read.
+12%
26.8 MB/s
4K Write
Avg. 4K Random Write Speed
69.9 MB/s Faster random write.
+21%
57.7 MB/s
Mixed
Avg. Sequential Mixed IO Speed
304 MB/s Slightly faster mixed IO speed.
+13%
270 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
30.7 MB/s Much faster random mixed IO.
+40%
21.9 MB/s
SusWrite
Avg. Sustained Write Speed
107 MB/s 154 MB/s Much faster sustained write speed.
+44%
Read
Peak Sequential Read Speed
489 MB/s 509 MB/s +4%
Write
Peak Sequential Write Speed
412 MB/s 447 MB/s Slightly faster peak write speed.
+8%
4K Read
Peak 4K Random Read Speed
39.1 MB/s Slightly faster peak random read.
+7%
36.7 MB/s
4K Write
Peak 4K Random Write Speed
91.4 MB/s 99.5 MB/s Slightly faster peak random write.
+9%
Mixed
Peak Sequential Mixed IO Speed
365 MB/s 424 MB/s Faster peak mixed IO speed.
+16%
4K Mixed
Peak 4K Random Mixed IO Speed
40.7 MB/s +3% 39.6 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
156 MB/s 398 MB/s Hugely faster peak sustained write speed.
+155%
Market Share
Based on 16,894,872 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.21 % 2.9 % Insanely higher market share.
+1,281%
User Rating
UBM User Rating
50 % 61 % More popular.
+22%
Age
Newest
21+ Months Much more recent.
+32%
31 Months
DQ Read
Peak 4K-64Thread Read Speed
318 MB/s Faster peak deep queue read.
+18%
270 MB/s
DQ Write
Peak 4K-64Thread Write Speed
332 MB/s 340 MB/s +2%
AS-SSD Total
AS-SSD Total Score
1,089 Pts Slightly stronger server IO.
+5%
1,036 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
213 MB/s +1% 210 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
246 MB/s Much faster deep queue read.
+30%
189 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
223 MB/s +2% 218 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
139 MB/s Much faster deep queue mixed IO.
+49%
93.5 MB/s
Capacity
Capacity
240GB 240GB
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Cheap price, fast read/write speeds, trusted brand name... whats not to like? [Feb '19 boingk]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) August 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 i5-9400F $143Nvidia GTX 1660 $220Samsung 850 Evo 250GB $86
Intel Core i5-9600K $219Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $102
AMD Ryzen 5 3600 $198AMD RX 580 $173Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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