Average Bench: 68.6% (612th of 1011)

Based on 953 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 197MB/s
Avg. 4K-64Thread Read Speed 304MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 45.4%. 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 160MB/s
Avg. Sequential Mixed IO Speed 225MB/s
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Average Bench

(Based on 953 samples)
Min Avg Max
309 Read 411 481
161 Write 293 434
135 Mixed 225 316
73.6 SusWrite 160 202
60.6% 272 MB/s
Min Avg Max
10.4 4K Read 22.9 36.1
21.1 4K Write 52.3 101
12.4 4K Mixed 28.3 44.1
98.7% 34.5 MB/s
Min Avg Max
30.1 DQ Read 304 367
85.7 DQ Write 230 279
36.7 DQ Mixed 197 236
166% 244 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
76GB free
Firmware: X4130012
SusWrite @10s intervals: 210 176 184 161 170 146 MB/s
Read 480
Write 310
Mixed 231
SusWrite 174
66% 299 MB/s
4K Read 24.3
4K Write 72.1
4K Mixed 29.5
113% 42 MB/s
DQ Read 331
DQ Write 244
DQ Mixed 233
189% 269 MB/s
60GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 162 148 93 113 110 104 MB/s
Read 395
Write 208
Mixed 225
SusWrite 122
53% 237 MB/s
4K Read 22.2
4K Write 38.2
4K Mixed 25.5
86% 28.6 MB/s
DQ Read 288
DQ Write 262
DQ Mixed 208
174% 252 MB/s
124GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 189 191 170 179 189 191 MB/s
Read 322
Write 274
Mixed 223
SusWrite 185
56% 251 MB/s
4K Read 11.1
4K Write 53.6
4K Mixed 13.2
62% 26 MB/s
DQ Read 291
DQ Write 209
DQ Mixed 227
176% 243 MB/s
25GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 108 69 42 46 51 24 MB/s
Read 327
Write 172
Mixed 126
SusWrite 56.6
38% 170 MB/s
4K Read 9.7
4K Write 31.2
4K Mixed 11.6
46% 17.5 MB/s
DQ Read 358
DQ Write 177
DQ Mixed 224
178% 253 MB/s
953 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,564,556 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 6,889 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 14%
Tree trunk
Desktop
Desktop 49%
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) October 2019 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

1011 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 $145Nvidia GTX 1660 $210Samsung 850 Evo 250GB $57
Intel Core i5-9600K $240Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $107
Intel Core i7-9700K $350Nvidia RTX 2060 $344Samsung 850 Pro 256GB $160
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $76SanDisk Extreme 64GB $88
Seagate Barracuda 3TB (2016) $78G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $83SanDisk Ultra Fit 32GB $14
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