Average Bench: 71.3% (582nd of 1016)

Based on 641 user benchmarks.  Model: SanDisk X400 M.2 2280 512GB

Good average bench

The Sandisk X400 M.2 2280 512GB averaged 28.6% 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 134MB/s
Avg. 4K-64Thread Write Speed 223MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 512GB is 39%. This is a relatively wide range which indicates that the Sandisk X400 M.2 2280 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 260MB/s
Avg. Sequential Mixed IO Speed 297MB/s
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Average Bench

(Based on 641 samples)
Min Avg Max
336 Read 433 496
254 Write 356 462
196 Mixed 297 434
125 SusWrite 260 301
75.3% 336 MB/s
Min Avg Max
9.26 4K Read 19.7 31.8
18.5 4K Write 45 85.1
8.74 4K Mixed 21.9 37.7
81.7% 28.9 MB/s
Min Avg Max
19 DQ Read 255 365
39.7 DQ Write 223 280
8.96 DQ Mixed 134 230
129% 204 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
441GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 247 257 257 263 259 259 MB/s
Read 422
Write 391
Mixed 207
SusWrite 257
71% 319 MB/s
4K Read 15.1
4K Write 52.7
4K Mixed 29.3
88% 32.4 MB/s
DQ Read 364
DQ Write 271
DQ Mixed 210
186% 282 MB/s
397GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 310 298 293 288 286 289 MB/s
Read 410
Write 312
Mixed 204
SusWrite 294
68% 305 MB/s
4K Read 14.7
4K Write 52.6
4K Mixed 22.2
79% 29.8 MB/s
DQ Read 334
DQ Write 246
DQ Mixed 184
166% 255 MB/s
207GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 254 266 277 247 296 182 MB/s
Read 418
Write 298
Mixed 236
SusWrite 254
67% 302 MB/s
4K Read 17.1
4K Write 39.8
4K Mixed 25.5
80% 27.5 MB/s
DQ Read 364
DQ Write 247
DQ Mixed 141
150% 251 MB/s
410GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 294 252 296 289 287 290 MB/s
Read 386
Write 381
Mixed 244
SusWrite 284
73% 324 MB/s
4K Read 18.4
4K Write 38.2
4K Mixed 23.5
78% 26.7 MB/s
DQ Read 357
DQ Write 256
DQ Mixed 226
191% 280 MB/s
335GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 300 287 294 277 296 296 MB/s
Read 444
Write 394
Mixed 236
SusWrite 292
76% 341 MB/s
4K Read 21.8
4K Write 36.9
4K Mixed 24.9
84% 27.9 MB/s
DQ Read 21.6
DQ Write 270
DQ Mixed 12.3
49% 101 MB/s
175GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 289 273 289 288 266 286 MB/s
Read 367
Write 334
Mixed 187
SusWrite 282
66% 292 MB/s
4K Read 22.4
4K Write 57
4K Mixed 31.6
105% 37 MB/s
DQ Read 30
DQ Write 102
DQ Mixed 40.7
38% 57.4 MB/s
289GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 289 295 296 294 291 287 MB/s
Read 406
Write 300
Mixed 254
SusWrite 292
70% 313 MB/s
4K Read 21.8
4K Write 40.6
4K Mixed 24.6
86% 29 MB/s
DQ Read 23.7
DQ Write 97.4
DQ Mixed 26.6
30% 49.2 MB/s
641 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,412,919 SSDs tested.

Typical X400 M.2 2280 512GB Builds (Compare 2,796 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 14%
Tree trunk
Desktop
Desktop 45%
Yacht
Workstation
Workstation 23%
Surfboard

System: Dell Latitude E7470

EDIT WITH CUSTOM PC BUILDER

Popular X400 M.2 2280 512GB systems:

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) January 2020 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

1016 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
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Intel Core i5-9400F $150Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $375Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $14
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