Average Bench: 68.7% (644th of 1037)

Based on 1,285 user benchmarks.  Model: SanDisk X400 2.5 7MM 256GB

Above average average bench

The Sandisk X400 2.5 7MM 256GB averaged 31.3% 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 201MB/s
Avg. 4K-64Thread Read Speed 307MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 42%. 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 154MB/s
Avg. Sequential Mixed IO Speed 223MB/s
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Average Bench

(Based on 1,285 samples)
Min Avg Max
321 Read 412 483
166 Write 293 446
127 Mixed 223 314
65.1 SusWrite 154 201
60.2% 271 MB/s
Min Avg Max
11.1 4K Read 23.4 35
23.2 4K Write 52.3 93.6
13.4 4K Mixed 28.7 44.7
99.9% 34.8 MB/s
Min Avg Max
91.4 DQ Read 307 367
86.4 DQ Write 225 279
78 DQ Mixed 201 235
168% 245 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
204GB free
Firmware: X4130012
SusWrite @10s intervals: 239 197 192 185 193 191 MB/s
Read 502
Write 484
Mixed 229
SusWrite 200
79% 354 MB/s
4K Read 30.6
4K Write 92.2
4K Mixed 48.3
157% 57 MB/s
DQ Read 343
DQ Write 281
DQ Mixed 203
182% 276 MB/s
138GB free (System drive)
Firmware: 0012
SusWrite @10s intervals: 161 160 154 153 152 144 MB/s
Read 369
Write 167
Mixed 226
SusWrite 154
51% 229 MB/s
4K Read 29
4K Write 63.2
4K Mixed 33.5
120% 41.9 MB/s
DQ Read 273
DQ Write 215
DQ Mixed 209
166% 232 MB/s
131GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 208 191 182 184 185 149 MB/s
Read 426
Write 326
Mixed 240
SusWrite 183
66% 294 MB/s
4K Read 17.8
4K Write 44.8
4K Mixed 25.6
84% 29.4 MB/s
DQ Read 312
DQ Write 235
DQ Mixed 212
175% 253 MB/s
1,285 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,664,077 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 2,173 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 61%
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.
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  • - Explore your best upgrade options with a virtual PC build.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) September 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

1037 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 i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $44
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $299Nvidia RTX 2070S (Super) $505Samsung 860 Evo 250GB $42
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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