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Sandisk

X400 M.2 2280 256GB

▲ 501 ▼

Release date ≈ Q3 2016.

VS

Average Bench: 65.4% (600th of 976)

Based on 3,237 user benchmarks.  Model: SanDisk X400 M.2 2280 256GB
Poor: 45%Average: 65.4% Great: 87%

Popular builds with this SSD

Above average average bench

The Sandisk X400 M.2 2280 256GB averaged 34.6% 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 199MB/s
Avg. 4K-64Thread Read Speed 307MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 256GB is 41.9%. 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 161MB/s
Avg. Sequential Mixed IO Speed 230MB/s
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Average Bench

(Based on 3,237 samples)
Rank 60065.4%
Min Avg Max
313 Read 404 479
167 Write 297 427
120 Mixed 230 312
69 SusWrite 161 199
60.8% 273 MB/s
Min Avg Max
9.84 4K Read 20.9 32.8
19.4 4K Write 45.1 81.5
11.7 4K Mixed 25.7 41.2
88.4% 30.5 MB/s
Min Avg Max
88.7 DQ Read 307 364
121 DQ Write 234 277
34.2 DQ Mixed 199 236
168% 247 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
149GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 219 183 180 179 178 188 MB/s
82.5% Excellent
Read 483
Write 449
Mixed 226
SusWrite 188
75% 337 MB/s
4K Read 29.8
4K Write 57.4
4K Mixed 36.2
122% 41.1 MB/s
DQ Read 352
DQ Write 266
DQ Mixed 227
192% 282 MB/s
124GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 253 186 186 180 187 183 MB/s
78.9% Very good
Read 435
Write 237
Mixed 209
SusWrite 196
60% 269 MB/s
4K Read 24.3
4K Write 60.5
4K Mixed 36.2
115% 40.3 MB/s
DQ Read 325
DQ Write 275
DQ Mixed 228
191% 276 MB/s
28GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 175 155 187 162 135 88 MB/s
62.9% Good
Read 378
Write 241
Mixed 212
SusWrite 150
55% 245 MB/s
4K Read 20.4
4K Write 37.1
4K Mixed 25
83% 27.5 MB/s
DQ Read 316
DQ Write 260
DQ Mixed 198
173% 258 MB/s
190GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 197 192 197 196 196 197 MB/s
59.2% Above average
Read 418
Write 349
Mixed 235
SusWrite 196
67% 299 MB/s
4K Read 12
4K Write 41.3
4K Mixed 15.4
60% 22.9 MB/s
DQ Read 336
DQ Write 217
DQ Mixed 190
165% 248 MB/s
70GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 137 142 71 93 93 48 MB/s
58% Above average
Read 359
Write 260
Mixed 150
SusWrite 97.3
48% 217 MB/s
4K Read 19.5
4K Write 42
4K Mixed 25.2
84% 28.9 MB/s
DQ Read 318
DQ Write 200
DQ Mixed 143
138% 220 MB/s
34GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 129 110 32 65 73 60 MB/s
55.8% Above average
Read 354
Write 173
Mixed 117
SusWrite 78
40% 180 MB/s
4K Read 18
4K Write 44.1
4K Mixed 25.8
84% 29.3 MB/s
DQ Read 353
DQ Write 130
DQ Mixed 120
121% 201 MB/s
3,237 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 10,387,541 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 12,179 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 55%
Yacht
Workstation
Workstation 36%
Jet ski

System: Dell Inspiron 15 7000 Gaming - $730

CPU
Core i7-7700HQIntelBench 67%, 171,814 samples6,980x
Core i5-7300HQIntelBench 64%, 52,275 samples5,198x
FX-Series FX-8320AMDBench 76%, 1 sample1x
GPU
HD Graphics 630IntelBench 7%, 108,616 samples6,655x
GTX 1050-Ti (Mobile)NvidiaBench 33%, 21,463 samples4,144x
GTX 1050 (Mobile)NvidiaBench 28%, 35,781 samples1,376x
SSD
X400 M.2 2280 256GBSandiskBench 65%, 3,237 samples1,297x
RAM
HMA81GS6AFR8N-UH 1x8GBHynixBench 38%, 37,717 samples4,095x
HMA82GS6AFR8N-UH 1x16GBHynixBench 40%, 6,312 samples1,755x
16ATF2G64HZ-2G3B1 1x16GBMicronBench 39%, 1,783 samples691x
EDIT WITH CUSTOM PC BUILDER Total price: $730

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.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) December 2018 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

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976 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 i7-8700K $370Nvidia GTX 1070 $330Samsung 850 Evo 250GB $63
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $210Samsung 850 Evo 500GB $90
Intel Core i5-8600K $249Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $72
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $830SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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