Average Bench: 65.8% (658th of 1011)

Based on 5,553 user benchmarks.  Model: SanDisk X400 M.2 2280 256GB

Above average average bench

The Sandisk X400 M.2 2280 256GB averaged 34.1% 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 196MB/s
Avg. 4K-64Thread Read Speed 301MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 256GB is 41.2%. 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 156MB/s
Avg. Sequential Mixed IO Speed 227MB/s
ADVERTISEMENT

Average Bench

(Based on 5,553 samples)
Min Avg Max
319 Read 409 485
157 Write 293 426
144 Mixed 227 313
71.9 SusWrite 156 198
60.4% 271 MB/s
Min Avg Max
9.9 4K Read 21 34.1
22 4K Write 47.4 87.3
12.2 4K Mixed 26.4 41.8
90.7% 31.6 MB/s
Min Avg Max
26.1 DQ Read 301 365
102 DQ Write 231 277
29.8 DQ Mixed 196 235
166% 243 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
54GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 209 195 190 182 179 125 MB/s
Read 445
Write 236
Mixed 268
SusWrite 180
63% 282 MB/s
4K Read 35.3
4K Write 87.9
4K Mixed 45.2
158% 56.1 MB/s
DQ Read 356
DQ Write 265
DQ Mixed 224
191% 282 MB/s
208GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 219 197 184 190 190 183 MB/s
Read 431
Write 374
Mixed 240
SusWrite 194
69% 310 MB/s
4K Read 33.9
4K Write 81.2
4K Mixed 42.8
149% 52.6 MB/s
DQ Read 334
DQ Write 237
DQ Mixed 230
187% 267 MB/s
98GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 144 111 110 71 88 117 MB/s
Read 450
Write 242
Mixed 127
SusWrite 107
51% 232 MB/s
4K Read 22.9
4K Write 45.2
4K Mixed 30.3
97% 32.8 MB/s
DQ Read 347
DQ Write 228
DQ Mixed 137
143% 238 MB/s
126GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 172 162 159 109 177 139 MB/s
Read 405
Write 243
Mixed 200
SusWrite 153
56% 250 MB/s
4K Read 24.3
4K Write 46.7
4K Mixed 24.6
93% 31.9 MB/s
DQ Read 207
DQ Write 241
DQ Mixed 170
143% 206 MB/s
78GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 202 181 176 176 173 172 MB/s
Read 338
Write 336
Mixed 195
SusWrite 180
59% 262 MB/s
4K Read 14.4
4K Write 40.8
4K Mixed 18.9
68% 24.7 MB/s
DQ Read 304
DQ Write 241
DQ Mixed 211
174% 252 MB/s
5,553 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,849,350 SSDs tested.

Typical X400 M.2 2280 256GB Builds (Compare 18,480 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Tree trunk
Desktop
Desktop 52%
Yacht
Workstation
Workstation 33%
Sail boat

System: Dell Inspiron 15 7000 Gaming - $649

EDIT WITH CUSTOM PC BUILDER Total price: $649

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.

UserBenchmark of the month

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) December 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]

ADVERTISEMENT

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 1660S (Super) $244Crucial MX500 250GB $39
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 860 Evo 250GB $54
HDDRAMUSB
Seagate Barracuda 1TB (2016) $32Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback