Average Bench: 71.4% (626th of 1058)

Based on 1,730 user benchmarks.  Model: SanDisk X400 2.5 7MM 256GB

Good average bench

The Sandisk X400 2.5 7MM 256GB averaged 28.5% 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 206MB/s
Avg. 4K-64Thread Read Speed 316MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 44.7%. 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 158MB/s
Avg. Sequential Mixed IO Speed 229MB/s
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Average Bench

(Based on 1,730 samples)
Min Avg Max
322 Read 417 491
137 Write 302 451
124 Mixed 229 325
66.6 SusWrite 158 204
61.6% 277 MB/s
Min Avg Max
13 4K Read 24.7 36.4
26.2 4K Write 56.7 101
14.5 4K Mixed 30.4 46.7
106% 37.3 MB/s
Min Avg Max
173 DQ Read 316 365
107 DQ Write 235 284
92.1 DQ Mixed 206 237
173% 252 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
182GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 197 187 183 185 185 184 MB/s
Read 392
Write 244
Mixed 293
SusWrite 187
62% 279 MB/s
4K Read 30.8
4K Write 108
4K Mixed 47
164% 62 MB/s
DQ Read 365
DQ Write 251
DQ Mixed 219
188% 278 MB/s
57GB free
Firmware: X4152012
SusWrite @10s intervals: 280 195 188 190 194 194 MB/s
Read 420
Write 385
Mixed 314
SusWrite 207
74% 332 MB/s
4K Read 26.9
4K Write 57.2
4K Mixed 35.1
116% 39.7 MB/s
DQ Read 340
DQ Write 279
DQ Mixed 236
197% 285 MB/s
53GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 151 136 88 118 70 88 MB/s
Read 398
Write 197
Mixed 248
SusWrite 108
53% 238 MB/s
4K Read 28.2
4K Write 53.3
4K Mixed 32.9
113% 38.1 MB/s
DQ Read 326
DQ Write 237
DQ Mixed 211
177% 258 MB/s
200GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 161 176 173 151 165 161 MB/s
Read 339
Write 237
Mixed 176
SusWrite 164
51% 229 MB/s
4K Read 14.1
4K Write 36.2
4K Mixed 24.5
72% 24.9 MB/s
DQ Read 318
DQ Write 225
DQ Mixed 225
181% 256 MB/s
15GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 0 37 22 42 43 38 MB/s
Read 314
Write 36.5
Mixed 113
SusWrite 30.3
27% 123 MB/s
4K Read 20.5
4K Write 39.9
4K Mixed 21.1
79% 27.2 MB/s
DQ Read 276
DQ Write 104
DQ Mixed 77.9
87% 153 MB/s
1,730 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,555,228 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 4,373 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 59%
Gunboat
Workstation
Workstation 6%
Tree trunk

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.

UserBenchmark of the month

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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Solid State Drive Rankings (Price vs Performance) August 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 i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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