Average Bench: 68.5% (694th of 1072)

Based on 639 user benchmarks.  Model: KingDian S400 480GB

Above average average bench

The Kingdian S400 480GB averaged 31.4% 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 Random Read Speed 27.9MB/s
Avg. 4K-64Thread Write Speed 211MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the Kingdian S400 480GB is 63.9%. This is a particularly wide range which indicates that the Kingdian S400 480GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 205MB/s
Avg. Sequential Mixed IO Speed 241MB/s
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Average Bench

(Based on 639 samples)
Min Avg Max
298 Read 420 511
136 Write 354 453
13.5 Mixed 241 412
66.4 SusWrite 205 412
68.2% 305 MB/s
Min Avg Max
17.8 4K Read 27.9 38.3
6.73 4K Write 59.4 113
0.5 4K Mixed 23.1 49.8
103% 36.8 MB/s
Min Avg Max
82.4 DQ Read 185 267
11.2 DQ Write 211 336
0.5 DQ Mixed 48.9 104
78.2% 148 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
91GB free (System drive)
Firmware: Q0526A
SusWrite @10s intervals: 288 255 249 254 141 273 MB/s
Read 310
Write 292
Mixed 260
SusWrite 244
62% 276 MB/s
4K Read 31.5
4K Write 81.3
4K Mixed 43.3
146% 52 MB/s
DQ Read 220
DQ Write 169
DQ Mixed 89.5
96% 159 MB/s
124GB free (System drive)
Firmware: R1001A0
SusWrite @10s intervals: 326 331 264 76 53 47 MB/s
Read 446
Write 328
Mixed 379
SusWrite 183
75% 334 MB/s
4K Read 31
4K Write 68.7
4K Mixed 27.2
118% 42.3 MB/s
DQ Read 206
DQ Write 284
DQ Mixed 50.5
92% 180 MB/s
69GB free
Firmware: R1001A0
SusWrite @10s intervals: 422 369 87 87 105 93 MB/s
Read 460
Write 411
Mixed 398
SusWrite 194
82% 366 MB/s
4K Read 22.4
4K Write 90.8
4K Mixed 23.8
112% 45.7 MB/s
DQ Read 186
DQ Write 335
DQ Mixed 46.1
96% 189 MB/s
105GB free (System drive)
Firmware: R1001A0
SusWrite @10s intervals: 414 408 113 112 39 60 MB/s
Read 447
Write 366
Mixed 402
SusWrite 191
79% 352 MB/s
4K Read 24.2
4K Write 80.7
4K Mixed 23.1
109% 42.7 MB/s
DQ Read 167
DQ Write 335
DQ Mixed 43.7
92% 182 MB/s
168GB free
Firmware: S0123A0
SusWrite @10s intervals: 448 215 110 79 94 96 MB/s
Read 414
Write 391
Mixed 20.6
SusWrite 174
55% 250 MB/s
4K Read 32
4K Write 11
4K Mixed 1
56% 14.7 MB/s
DQ Read 208
DQ Write 343
DQ Mixed 0.9
78% 184 MB/s
228GB free (System drive)
Firmware: S0509A0
SusWrite @10s intervals: 229 133 86 84 85 84 MB/s
Read 498
Write 446
Mixed 16.2
SusWrite 117
59% 269 MB/s
4K Read 22.8
4K Write 10.8
4K Mixed 0.8
41% 11.5 MB/s
DQ Read 123
DQ Write 13.2
DQ Mixed 0
17% 45.3 MB/s
109GB free (System drive)
Firmware: R0412A0
SusWrite @10s intervals: 276 78 62 52 75 47 MB/s
Read 498
Write 327
Mixed 354
SusWrite 98.2
71% 319 MB/s
4K Read 32.4
4K Write 3.8
4K Mixed 0.3
52% 12.2 MB/s
639 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,667,511 SSDs tested

Typical S400 480GB Builds (Compare 81 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 5%
Tree trunk
Desktop
Desktop 43%
Speed boat
Workstation
Workstation 4%
Tree trunk

System: Acer Aspire V3-572PG

EDIT WITH CUSTOM PC BUILDER

Popular S400 480GB systems:

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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

1072 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

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Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
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