Average Bench: 68.2% (627th of 1016)

Based on 991 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 200MB/s
Avg. 4K-64Thread Read Speed 308MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 42.9%. 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 157MB/s
Avg. Sequential Mixed IO Speed 223MB/s
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Average Bench

(Based on 991 samples)
Min Avg Max
316 Read 411 483
156 Write 290 441
126 Mixed 223 307
67.1 SusWrite 157 202
60.1% 270 MB/s
Min Avg Max
10.6 4K Read 22.6 35.5
22.3 4K Write 51.4 96.6
12.4 4K Mixed 28 44.6
97.4% 34 MB/s
Min Avg Max
30.4 DQ Read 308 368
98 DQ Write 229 280
53.9 DQ Mixed 200 236
168% 246 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
44GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 254 174 161 160 174 43 MB/s
Read 508
Write 474
Mixed 351
SusWrite 161
84% 373 MB/s
4K Read 40.9
4K Write 120
4K Mixed 50.6
190% 70.6 MB/s
DQ Read 365
DQ Write 260
DQ Mixed 237
198% 287 MB/s
102GB free
Firmware: X4130012
SusWrite @10s intervals: 281 194 185 188 196 191 MB/s
Read 498
Write 471
Mixed 334
SusWrite 206
84% 377 MB/s
4K Read 36.2
4K Write 56.8
4K Mixed 40.7
137% 44.6 MB/s
DQ Read 325
DQ Write 278
DQ Mixed 231
193% 278 MB/s
123GB free
Firmware: X4130012
SusWrite @10s intervals: 281 200 195 195 193 195 MB/s
Read 458
Write 435
Mixed 328
SusWrite 210
80% 358 MB/s
4K Read 26.2
4K Write 47.3
4K Mixed 29.6
103% 34.4 MB/s
DQ Read 330
DQ Write 276
DQ Mixed 227
191% 278 MB/s
211GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 211 189 190 190 190 191 MB/s
Read 482
Write 289
Mixed 274
SusWrite 194
69% 310 MB/s
4K Read 26.4
4K Write 44
4K Mixed 30.9
103% 33.8 MB/s
DQ Read 223
DQ Write 188
DQ Mixed 184
144% 198 MB/s
991 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,681,288 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 7,578 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 14%
Tree trunk
Desktop
Desktop 48%
Yacht
Workstation
Workstation 24%
Surfboard

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 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

1016 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 $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $43
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $340Samsung 850 Pro 512GB $204
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $643SanDisk Ultra Fit 32GB $16
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