KingstonSA400S37/480G
HyperXSHFS37A/240G

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

Controller: LSI SandForce SF2281. NAND Memory: Micron 20nm MLC. Release date ≈ Q3 2014.

Real World Speed
Performance profile from 181,002 user samples
157,007 User Benchmarks
Best Bench: 100% 255GB free
Worst Bench: 42% 89GB free
Poor: 42% Great: 100%
SPEED RANK: 562nd / 1058
23,995 User Benchmarks
Best Bench: 82% 222GB free
Worst Bench: 53% 33GB free (System drive)
Poor: 53% Great: 82%
SPEED RANK: 658th / 1058
Effective Speed
Effective SSD Speed
74.9 % Slightly faster effective speed.
+7%
69.7 %
Read
Avg. Sequential Read Speed
396 MB/s Faster read speed.
+20%
331 MB/s
Write
Avg. Sequential Write Speed
299 MB/s Much faster write speed.
+39%
215 MB/s
4K Read
Avg. 4K Random Read Speed
26.4 MB/s +1% 26.1 MB/s
4K Write
Avg. 4K Random Write Speed
63.4 MB/s 85.5 MB/s Much faster random write.
+35%
Mixed
Avg. Sequential Mixed IO Speed
288 MB/s Faster mixed IO speed.
+23%
235 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
27.3 MB/s 35.8 MB/s Much faster random mixed IO.
+31%
SusWrite
Avg. Sustained Write Speed
277 MB/s Hugely faster sustained write speed.
+105%
135 MB/s
Read
Peak Sequential Read Speed
506 MB/s Faster peak read speed.
+28%
394 MB/s
Write
Peak Sequential Write Speed
447 MB/s Much faster peak write speed.
+69%
264 MB/s
4K Read
Peak 4K Random Read Speed
35.1 MB/s Slightly faster peak random read.
+6%
33 MB/s
4K Write
Peak 4K Random Write Speed
104 MB/s 112 MB/s Slightly faster peak random write.
+8%
Mixed
Peak Sequential Mixed IO Speed
404 MB/s Much faster peak mixed IO speed.
+49%
271 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
41.1 MB/s 44.5 MB/s Slightly faster peak random mixed IO.
+8%
SusWrite
Peak Sequential Sustained Write 60s Average
457 MB/s Hugely faster peak sustained write speed.
+174%
167 MB/s
Market Share
Based on 47,016,054 SSDs tested.
Market Share
Market Share (trailing 30 days)
1.12 % Insanely higher market share.
+1,767%
0.06 %
Value
Value For Money
24.7 % Hugely better value.
+363%
5.34 %
User Rating
UBM User Rating
52 % +2% 51 %
Price
Price (score)
$55 Much cheaper.
+72%
$193
Age
Newest
54+ Months Much more recent.
+36%
85+ Months
DQ Read
Peak 4K-64Thread Read Speed
274 MB/s Faster peak deep queue read.
+27%
215 MB/s
DQ Write
Peak 4K-64Thread Write Speed
354 MB/s Much faster peak deep queue write.
+37%
258 MB/s
AS-SSD Total
AS-SSD Total Score
1,057 Pts Stronger server IO.
+26%
838 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
214 MB/s Slightly faster peak deep queue mixed IO.
+8%
198 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
180 MB/s Faster deep queue read.
+13%
159 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
231 MB/s Faster deep queue write.
+16%
199 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
118 MB/s 164 MB/s Much faster deep queue mixed IO.
+39%
Capacity
Capacity
480GB 240GB
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needs DRAM as booting causes stutters on this one  [Dec '19 ExecutableFiles]

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Write speed is only about 180-200 MB/s, not 500 as manufacturer says.. [Oct '18 Drezik99]

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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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