Average Bench: 68.2% (633rd of 1021)

Based on 1,125 user benchmarks.  Model: SanDisk X400 2.5 7MM 256GB

Above average average bench

The Sandisk X400 2.5 7MM 256GB averaged 31.8% 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 201MB/s
Avg. 4K-64Thread Read Speed 311MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 40.5%. This is a relatively wide range which indicates that the Sandisk X400 2.5 7MM 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 155MB/s
Avg. Sequential Mixed IO Speed 221MB/s
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Average Bench

(Based on 1,125 samples)
Min Avg Max
323 Read 412 481
165 Write 291 439
124 Mixed 221 311
65.6 SusWrite 155 203
59.9% 269 MB/s
Min Avg Max
11.1 4K Read 22.9 35.1
20.7 4K Write 51.2 93
13.2 4K Mixed 28 43.3
97.7% 34 MB/s
Min Avg Max
62.3 DQ Read 311 368
97 DQ Write 229 279
83.5 DQ Mixed 201 236
169% 247 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
118GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 219 196 185 180 177 170 MB/s
Read 490
Write 348
Mixed 300
SusWrite 188
74% 331 MB/s
4K Read 38
4K Write 99.3
4K Mixed 49.2
173% 62.2 MB/s
DQ Read 330
DQ Write 272
DQ Mixed 218
186% 273 MB/s
79GB free
Firmware: X4130012
SusWrite @10s intervals: 281 200 194 192 196 195 MB/s
Read 481
Write 473
Mixed 350
SusWrite 210
85% 378 MB/s
4K Read 32.5
4K Write 69.8
4K Mixed 40.2
138% 47.5 MB/s
DQ Read 279
DQ Write 240
DQ Mixed 233
182% 251 MB/s
169GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 211 198 184 193 190 184 MB/s
Read 424
Write 290
Mixed 200
SusWrite 193
62% 277 MB/s
4K Read 23.6
4K Write 51.5
4K Mixed 32
104% 35.7 MB/s
DQ Read 331
DQ Write 258
DQ Mixed 199
175% 263 MB/s
58GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 196 182 175 177 83 130 MB/s
Read 377
Write 362
Mixed 181
SusWrite 157
60% 269 MB/s
4K Read 23
4K Write 52.3
4K Mixed 33.4
105% 36.2 MB/s
DQ Read 377
DQ Write 202
DQ Mixed 162
154% 247 MB/s
63GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 207 180 133 148 140 130 MB/s
Read 387
Write 376
Mixed 265
SusWrite 156
66% 296 MB/s
4K Read 14.6
4K Write 32.5
4K Mixed 16.5
60% 21.2 MB/s
DQ Read 295
DQ Write 243
DQ Mixed 209
173% 249 MB/s
1,125 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 26,404,771 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 8,691 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Tree trunk
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 33%
Sail boat

System: Dell Inspiron 5567

EDIT WITH CUSTOM PC BUILDER

Popular X400 2.5 7MM 256GB 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) May 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

1021 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 i5-9400F $165Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9600K $199Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2070S (Super) $500Samsung 860 Evo 250GB $56
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $75SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Ultra Fit 32GB $16
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