Average Bench: 66.6% (642nd of 1011)

Based on 4,952 user benchmarks.  Model: SanDisk X400 M.2 2280 256GB

Above average average bench

The Sandisk X400 M.2 2280 256GB averaged 33.4% 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 201MB/s
Avg. 4K-64Thread Read Speed 309MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 256GB is 42.7%. This is a relatively wide range which indicates that the Sandisk X400 M.2 2280 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 160MB/s
Avg. Sequential Mixed IO Speed 231MB/s
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Average Bench

(Based on 4,952 samples)
Min Avg Max
306 Read 407 481
171 Write 298 435
148 Mixed 231 320
72.2 SusWrite 160 199
61% 274 MB/s
Min Avg Max
9.26 4K Read 21.3 33.8
21.3 4K Write 48.4 96.2
11.8 4K Mixed 26.6 44.4
91.9% 32.1 MB/s
Min Avg Max
36.5 DQ Read 309 365
100 DQ Write 233 281
63.5 DQ Mixed 201 236
169% 248 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
182GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 201 183 177 181 179 170 MB/s
Read 502
Write 284
Mixed 248
SusWrite 182
67% 304 MB/s
4K Read 38.5
4K Write 99.7
4K Mixed 38.3
160% 58.8 MB/s
DQ Read 267
DQ Write 260
DQ Mixed 200
168% 242 MB/s
73GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 189 137 163 86 154 100 MB/s
Read 498
Write 466
Mixed 322
SusWrite 138
80% 356 MB/s
4K Read 33.6
4K Write 73.1
4K Mixed 36.1
136% 47.6 MB/s
DQ Read 348
DQ Write 280
DQ Mixed 230
195% 286 MB/s
82GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 197 182 178 177 178 178 MB/s
Read 453
Write 382
Mixed 187
SusWrite 182
67% 301 MB/s
4K Read 23.4
4K Write 43.3
4K Mixed 20.8
85% 29.2 MB/s
DQ Read 318
DQ Write 259
DQ Mixed 211
179% 263 MB/s
83GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 252 202 200 197 191 192 MB/s
Read 376
Write 360
Mixed 278
SusWrite 205
68% 305 MB/s
4K Read 12.6
4K Write 20.9
4K Mixed 11.9
45% 15.1 MB/s
DQ Read 303
DQ Write 273
DQ Mixed 230
188% 269 MB/s
4,952 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 16,734,081 SSDs tested.

Typical X400 M.2 2280 256GB Builds (Compare 16,685 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 53%
Yacht
Workstation
Workstation 33%
Sail boat

System: Dell Inspiron 15 7000 Gaming - $788

EDIT WITH CUSTOM PC BUILDER Total price: $788

Popular X400 M.2 2280 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) August 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
AMD Ryzen 5 3600 $198Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
Intel Core i5-9600K $230Nvidia GTX 1060-6GB $270Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $233Nvidia GTX 1080-Ti $750Samsung 850 Pro 256GB $195
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $78SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $82SanDisk Extreme 16GB $24
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