Average Bench: 66.3% (705th of 1058)

Based on 1,345 user benchmarks.  Model: KingDian S400 120GB

Above average average bench

The Kingdian S400 120GB averaged 33.7% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 94MB/s
Avg. 4K Random Read Speed 27.9MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Kingdian S400 120GB is 65.9%. This is a particularly wide range which indicates that the Kingdian S400 120GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 126MB/s
Avg. Sequential Mixed IO Speed 252MB/s
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Average Bench

(Based on 1,345 samples)
Min Avg Max
324 Read 435 510
97.6 Write 322 417
21.3 Mixed 252 411
43.3 SusWrite 126 366
63.1% 284 MB/s
Min Avg Max
17.2 4K Read 27.9 38.6
10.9 4K Write 55 104
1 4K Mixed 26.2 49.7
105% 36.4 MB/s
Min Avg Max
31.3 DQ Read 212 356
18.5 DQ Write 211 335
1 DQ Mixed 94 239
103% 172 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
84GB free
Firmware: Q0318E
SusWrite @10s intervals: 281 59 58 57 58 58 MB/s
Read 466
Write 346
Mixed 346
SusWrite 95.1
70% 313 MB/s
4K Read 32.6
4K Write 62
4K Mixed 40.8
134% 45.1 MB/s
DQ Read 305
DQ Write 296
DQ Mixed 234
194% 279 MB/s
83GB free (System drive)
Firmware: Q0318E
SusWrite @10s intervals: 187 125 61 54 62 58 MB/s
Read 456
Write 338
Mixed 345
SusWrite 91.3
68% 307 MB/s
4K Read 30.8
4K Write 57.6
4K Mixed 40.3
129% 42.9 MB/s
DQ Read 300
DQ Write 291
DQ Mixed 241
196% 277 MB/s
44GB free
Firmware: Q0318E
SusWrite @10s intervals: 219 101 58 58 58 58 MB/s
Read 431
Write 318
Mixed 266
SusWrite 92.1
62% 277 MB/s
4K Read 30.1
4K Write 60
4K Mixed 40
129% 43.4 MB/s
DQ Read 308
DQ Write 289
DQ Mixed 238
195% 278 MB/s
70GB free (System drive)
Firmware: 9A0
SusWrite @10s intervals: 170 35 39 37 28 33 MB/s
Read 401
Write 332
Mixed 30.8
SusWrite 56.9
45% 205 MB/s
4K Read 25.6
4K Write 5
4K Mixed 3.9
46% 11.5 MB/s
1,345 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 42,797,532 SSDs tested.

Typical S400 120GB Builds (Compare 2,627 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 64%
Destroyer
Workstation
Workstation 7%
Tree trunk

Motherboard: Intel B75

EDIT WITH CUSTOM PC BUILDER Value: 89% - Excellent Total price: $123

Popular S400 120GB compatible motherboards:

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.

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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.
Solid State Drive Rankings (Price vs Performance) May 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.

 Comments

1058 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $196Nvidia RTX 3060-Ti $400Crucial MX500 250GB $50
Intel Core i5-11600K $255Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10600K $217Nvidia RTX 3080 $700Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $95SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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