Average Bench: 68.8% (593rd of 1005)

Based on 912 user benchmarks.  Model: SanDisk X400 2.5 7MM 256GB

Above average average bench

The Sandisk X400 2.5 7MM 256GB averaged 31.1% 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 169MB/s
Avg. 4K Random Read Speed 23.1MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 256GB is 43.1%. 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 162MB/s
Avg. Sequential Mixed IO Speed 245MB/s
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Average Bench

(Based on 912 samples)
Min Avg Max
314 Read 423 496
158 Write 297 442
138 Mixed 245 369
74.7 SusWrite 162 202
62.8% 282 MB/s
Min Avg Max
10.4 4K Read 23.1 35.8
21.3 4K Write 51.1 92
11.1 4K Mixed 26.3 42.5
95.7% 33.5 MB/s
Min Avg Max
23.9 DQ Read 278 366
51.1 DQ Write 219 279
14.2 DQ Mixed 169 236
148% 222 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
29GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 173 128 124 107 112 35 MB/s
Read 475
Write 294
Mixed 204
SusWrite 113
60% 272 MB/s
4K Read 34.8
4K Write 88.3
4K Mixed 42.4
154% 55.2 MB/s
DQ Read 357
DQ Write 255
DQ Mixed 220
188% 277 MB/s
29GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 172 156 121 121 71 64 MB/s
Read 472
Write 266
Mixed 194
SusWrite 118
58% 262 MB/s
4K Read 30.3
4K Write 88.6
4K Mixed 42.4
147% 53.8 MB/s
DQ Read 352
DQ Write 250
DQ Mixed 229
191% 277 MB/s
128GB free
Firmware: X4130012
SusWrite @10s intervals: 211 230 198 195 195 199 MB/s
Read 457
Write 294
Mixed 214
SusWrite 205
65% 292 MB/s
4K Read 23.4
4K Write 109
4K Mixed 19.7
118% 50.7 MB/s
DQ Read 346
DQ Write 241
DQ Mixed 198
174% 262 MB/s
83GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 199 189 191 195 190 188 MB/s
Read 466
Write 293
Mixed 224
SusWrite 192
65% 294 MB/s
4K Read 22.8
4K Write 52.5
4K Mixed 31.1
102% 35.5 MB/s
DQ Read 339
DQ Write 256
DQ Mixed 224
188% 273 MB/s
62GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 163 91 48 61 105 37 MB/s
Read 461
Write 422
Mixed 266
SusWrite 84.1
69% 308 MB/s
4K Read 30.2
4K Write 58.7
4K Mixed 36.5
124% 41.8 MB/s
DQ Read 330
DQ Write 252
DQ Mixed 227
187% 270 MB/s
40GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 136 49 67 73 47 58 MB/s
Read 410
Write 128
Mixed 104
SusWrite 71.7
39% 178 MB/s
4K Read 14.9
4K Write 37.5
4K Mixed 14.8
61% 22.4 MB/s
DQ Read 338
DQ Write 130
DQ Mixed 148
132% 205 MB/s
912 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 15,869,528 SSDs tested.

Typical X400 2.5 7MM 256GB Builds (Compare 6,170 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 50%
Yacht
Workstation
Workstation 27%
Raft

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) July 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

1005 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 i7-8700K $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $252Nvidia GTX 1080-Ti $750Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $70G.SKILL Trident Z DDR4 3200 C14 4x16GB $724SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Ultra Fit 32GB $12
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