Average Bench: 71.7% (593rd of 1030)

Based on 805 user benchmarks.  Model: SanDisk X400 M.2 2280 512GB

Good average bench

The Sandisk X400 M.2 2280 512GB averaged 28.3% 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 192MB/s
Avg. 4K-64Thread Read Speed 314MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 512GB is 44.3%. 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. Sequential Mixed IO Speed 244MB/s
Avg. Sustained Write Speed 260MB/s
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Average Bench

(Based on 805 samples)
Min Avg Max
325 Read 407 484
243 Write 345 442
186 Mixed 244 313
127 SusWrite 260 301
70.3% 314 MB/s
Min Avg Max
9.6 4K Read 19.7 32.7
19.3 4K Write 46.7 96.6
12.2 4K Mixed 25.5 41.6
87.3% 30.6 MB/s
Min Avg Max
114 DQ Read 314 370
115 DQ Write 249 282
53.9 DQ Mixed 192 231
168% 252 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
159GB free
Firmware: X4130012
SusWrite @10s intervals: 389 303 300 292 294 292 MB/s
Read 498
Write 462
Mixed 350
SusWrite 312
91% 406 MB/s
4K Read 35.7
4K Write 97.7
4K Mixed 48
167% 60.5 MB/s
DQ Read 305
DQ Write 278
DQ Mixed 224
186% 269 MB/s
424GB free (System drive)
Firmware: X4120012
SusWrite @10s intervals: 343 276 267 267 268 265 MB/s
Read 428
Write 384
Mixed 288
SusWrite 281
77% 345 MB/s
4K Read 20.6
4K Write 40.9
4K Mixed 27.6
88% 29.7 MB/s
DQ Read 341
DQ Write 274
DQ Mixed 228
192% 281 MB/s
175GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 313 257 241 255 255 257 MB/s
Read 420
Write 399
Mixed 289
SusWrite 263
77% 343 MB/s
4K Read 19.7
4K Write 48.3
4K Mixed 26.5
89% 31.5 MB/s
DQ Read 371
DQ Write 272
DQ Mixed 216
190% 287 MB/s
435GB free (System drive)
Firmware: X4120012
SusWrite @10s intervals: 287 279 275 263 267 269 MB/s
Read 369
Write 348
Mixed 229
SusWrite 273
68% 305 MB/s
4K Read 11.4
4K Write 47.7
4K Mixed 21.7
70% 26.9 MB/s
DQ Read 351
DQ Write 271
DQ Mixed 173
167% 265 MB/s
209GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 129 203 267 191 73 280 MB/s
Read 442
Write 342
Mixed 288
SusWrite 191
70% 316 MB/s
4K Read 21
4K Write 32.9
4K Mixed 23.5
79% 25.8 MB/s
DQ Read 287
DQ Write 276
DQ Mixed 232
188% 265 MB/s
424GB free (System drive)
Firmware: X4120012
SusWrite @10s intervals: 323 274 269 262 260 263 MB/s
Read 363
Write 386
Mixed 273
SusWrite 275
73% 324 MB/s
4K Read 17.5
4K Write 31.5
4K Mixed 17.7
66% 22.2 MB/s
DQ Read 311
DQ Write 265
DQ Mixed 222
184% 266 MB/s
388GB free (System drive)
Firmware: X4120012
SusWrite @10s intervals: 344 281 278 272 271 273 MB/s
Read 382
Write 372
Mixed 275
SusWrite 286
74% 329 MB/s
4K Read 12.2
4K Write 40.3
4K Mixed 13
56% 21.8 MB/s
DQ Read 343
DQ Write 274
DQ Mixed 225
191% 280 MB/s
59GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 156 191 65 53 69 72 MB/s
Read 369
Write 290
Mixed 144
SusWrite 101
50% 226 MB/s
4K Read 14.5
4K Write 40.8
4K Mixed 21.7
71% 25.7 MB/s
DQ Read 275
DQ Write 210
DQ Mixed 209
166% 231 MB/s
805 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 29,688,264 SSDs tested.

Typical X400 M.2 2280 512GB Builds (Compare 810 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 55%
Yacht
Workstation
Workstation 6%
Tree trunk

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.

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How it works

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) August 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

1030 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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