Average Bench: 70.6% (622nd of 1040)

Based on 1,475 user benchmarks.  Model: SanDisk X400 2.5 7MM 256GB

Good average bench

The Sandisk X400 2.5 7MM 256GB averaged 29.4% 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-64Thread Mixed IO Speed 203MB/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 45.8%. 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 227MB/s
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Average Bench

(Based on 1,475 samples)
Min Avg Max
319 Read 415 487
142 Write 300 447
125 Mixed 227 325
66.7 SusWrite 155 204
61.1% 274 MB/s
Min Avg Max
12.1 4K Read 24.5 36.2
24 4K Write 56.2 103
13.8 4K Mixed 30 46.5
105% 36.9 MB/s
Min Avg Max
94.6 DQ Read 311 365
73.9 DQ Write 227 283
71.7 DQ Mixed 203 237
169% 247 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
39GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 196 141 165 161 169 171 MB/s
Read 467
Write 420
Mixed 209
SusWrite 167
70% 316 MB/s
4K Read 30
4K Write 92.9
4K Mixed 37.1
142% 53.3 MB/s
DQ Read 287
DQ Write 248
DQ Mixed 237
186% 257 MB/s
48GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 193 174 173 171 169 149 MB/s
Read 479
Write 272
Mixed 244
SusWrite 171
65% 292 MB/s
4K Read 20.9
4K Write 97
4K Mixed 33.4
126% 50.4 MB/s
DQ Read 342
DQ Write 272
DQ Mixed 225
191% 280 MB/s
190GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 256 197 187 184 179 184 MB/s
Read 430
Write 402
Mixed 301
SusWrite 198
74% 333 MB/s
4K Read 25.8
4K Write 58.2
4K Mixed 36
116% 40 MB/s
DQ Read 331
DQ Write 285
DQ Mixed 236
197% 284 MB/s
68GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 156 180 116 114 139 127 MB/s
Read 445
Write 399
Mixed 205
SusWrite 138
66% 297 MB/s
4K Read 30.6
4K Write 60.6
4K Mixed 34.4
122% 41.9 MB/s
DQ Read 328
DQ Write 245
DQ Mixed 198
172% 257 MB/s
129GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 214 195 184 189 184 159 MB/s
Read 368
Write 271
Mixed 182
SusWrite 187
56% 252 MB/s
4K Read 10
4K Write 25.8
4K Mixed 12.1
44% 16 MB/s
DQ Read 244
DQ Write 238
DQ Mixed 234
178% 238 MB/s
138GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 172 139 124 163 159 126 MB/s
Read 331
Write 205
Mixed 224
SusWrite 147
50% 227 MB/s
4K Read 8.1
4K Write 16.5
4K Mixed 9.1
33% 11.2 MB/s
DQ Read 294
DQ Write 254
DQ Mixed 226
183% 258 MB/s
1,475 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 38,353,743 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 3,198 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 60%
Destroyer
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.

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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 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

1040 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 i5-10600K $257Nvidia RTX 3060-Ti $400Crucial MX500 250GB $47
Intel Core i5-9600K $200Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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