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Sandisk

X400 M.2 2280 256GB

▲ 501 ▼

Release date ≈ Q3 2016.

Average Bench: 67.3% (645th of 1016)

Based on 6,104 user benchmarks.  Model: SanDisk X400 M.2 2280 256GB
Poor: 48%Average: 67.3% Great: 91%

Popular builds with this SSD

Above average average bench

The Sandisk X400 M.2 2280 256GB averaged 32.7% 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 309MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 256GB is 42.8%. 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 159MB/s
Avg. Sequential Mixed IO Speed 231MB/s
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Average Bench

(Based on 6,104 samples)
Rank 64567.3%
Min Avg Max
319 Read 413 487
164 Write 303 450
134 Mixed 231 320
72 SusWrite 159 199
61.6% 277 MB/s
Min Avg Max
9.91 4K Read 21.7 35.3
23.6 4K Write 49 91.5
13.2 4K Mixed 27 44.1
93.4% 32.6 MB/s
Min Avg Max
85.8 DQ Read 309 365
106 DQ Write 235 280
30.6 DQ Mixed 200 236
169% 248 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
80GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 217 187 181 156 164 116 MB/s
96% Outstanding
Read 488
Write 292
Mixed 238
SusWrite 170
66% 297 MB/s
4K Read 38.4
4K Write 102
4K Mixed 49.5
176% 63.3 MB/s
DQ Read 292
DQ Write 236
DQ Mixed 216
174% 248 MB/s
186GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 209 197 181 190 185 186 MB/s
69.6% Good
Read 416
Write 397
Mixed 252
SusWrite 191
70% 314 MB/s
4K Read 20.8
4K Write 49.5
4K Mixed 32.1
99% 34.1 MB/s
DQ Read 196
DQ Write 254
DQ Mixed 20.4
72% 157 MB/s
214GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 205 196 197 191 167 176 MB/s
59.9% Above average
Read 421
Write 358
Mixed 236
SusWrite 189
67% 301 MB/s
4K Read 14.6
4K Write 25.9
4K Mixed 21.9
64% 20.8 MB/s
DQ Read 275
DQ Write 232
DQ Mixed 197
163% 235 MB/s
29GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 147 102 40 82 47 62 MB/s
44.6% Average
Read 366
Write 310
Mixed 220
SusWrite 80
54% 244 MB/s
4K Read 7.7
4K Write 24.2
4K Mixed 9.8
37% 13.9 MB/s
DQ Read 369
DQ Write 254
DQ Mixed 230
194% 284 MB/s
189GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 195 175 176 175 176 176 MB/s
43.9% Average
Read 339
Write 265
Mixed 229
SusWrite 179
57% 253 MB/s
4K Read 9.8
4K Write 10.9
4K Mixed 10.6
34% 10.4 MB/s
DQ Read 184
DQ Write 212
DQ Mixed 217
158% 204 MB/s
6,104 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,680,567 SSDs tested.

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical X400 M.2 2280 256GB Builds (Compare 19,317 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Tree trunk
Desktop
Desktop 53%
Yacht
Workstation
Workstation 33%
Sail boat

System: Dell Inspiron 15 7000 Gaming - $629

CPU
Core i7-7700HQIntelBench 62%, 287,552 samples10,971x
Core i5-7300HQIntelBench 59%, 95,384 samples8,345x
FX-Series FX-8320AMDBench 70%, 1 sample1x
GPU
HD Graphics 630IntelBench 5%, 182,922 samples10,104x
GTX 1050-Ti (Mobile)NvidiaBench 31%, 49,897 samples6,833x
GTX 1050 (Mobile)NvidiaBench 26%, 75,368 samples2,374x
SSD
X400 M.2 2280 256GBSandiskBench 67%, 6,104 samples1,840x
RAM
HMA81GS6AFR8N-UH 1x8GBHynixBench 38%, 82,049 samples6,039x
HMA82GS6AFR8N-UH 1x16GBHynixBench 40%, 11,529 samples2,563x
16ATF2G64HZ-2G3B1 1x16GBMicronBench 39%, 3,024 samples1,061x
EDIT WITH CUSTOM PC BUILDER Total price: $629

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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Gaming Desktop Workstation

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.

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Speed Comparisons

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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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 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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