Average Bench: 69.7% (341st of 873)

Based on 1,706 user benchmarks.  Model: SanDisk X400 M.2 2280 256GB

Above average average bench

The Sandisk X400 M.2 2280 256GB averaged 30.2% 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. Sequential Read Speed 479MB/s
Avg. 4K Random Read Speed 20.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 M.2 2280 256GB is 38%. 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. 4K-64Thread Mixed IO Speed 39.6MB/s
Avg. 4K Random Mixed IO Speed 17.4MB/s
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Average Bench

(Based on 1,706 samples)
Min Avg Max
449 Read 479 502
157 Write 320 472
233 Mixed 340 446
84% 379 MB/s
Min Avg Max
9.34 4K Read 20.3 30.1
18.4 4K Write 42.7 71
8.01 4K Mixed 17.4 26.2
75.6% 26.8 MB/s
Min Avg Max
16.9 DQ Read 186 332
36.2 DQ Write 188 265
7.5 DQ Mixed 39.6 61.7
70.3% 138 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
124GB free
Firmware: X4152012 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 508
Write 485
Mixed 447
107% 480 MB/s
4K Read 38.8
4K Write 106
4K Mixed 27.2
150% 57.3 MB/s
DQ Read 314
DQ Write 269
DQ Mixed 59.8
108% 214 MB/s
124GB free
Firmware: X4152012 Max speed: SATA 3.0 600 MB/s
NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 507
Write 295
Mixed 336
84% 379 MB/s
4K Read 38.8
4K Write 107
4K Mixed 26.3
149% 57.3 MB/s
DQ Read 310
DQ Write 267
DQ Mixed 58.7
107% 212 MB/s
191GB free
Firmware: X4152012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 478
Write 453
Mixed 408
100% 446 MB/s
4K Read 26.8
4K Write 51.8
4K Mixed 25.7
101% 34.8 MB/s
DQ Read 333
DQ Write 246
DQ Mixed 58.5
106% 212 MB/s
120GB free
Firmware: X4152012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 488
Write 463
Mixed 398
100% 450 MB/s
4K Read 24.6
4K Write 44
4K Mixed 20
86% 29.5 MB/s
DQ Read 325
DQ Write 234
DQ Mixed 61.7
105% 207 MB/s
131GB free
Firmware: X4130012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 489
Write 289
Mixed 276
77% 351 MB/s
4K Read 29.5
4K Write 63.3
4K Mixed 27.6
114% 40.1 MB/s
DQ Read 187
DQ Write 160
DQ Mixed 55
74% 134 MB/s
58GB free
Firmware: X4130012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 493
Write 418
Mixed 333
92% 414 MB/s
4K Read 20.7
4K Write 37.6
4K Mixed 16.3
72% 24.9 MB/s
DQ Read 273
DQ Write 237
DQ Mixed 60.2
98% 190 MB/s
120GB free
Firmware: X4152012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 467
Write 257
Mixed 197
67% 307 MB/s
4K Read 22.5
4K Write 41.3
4K Mixed 22.5
85% 28.8 MB/s
DQ Read 289
DQ Write 214
DQ Mixed 60.2
97% 188 MB/s
141GB free
Firmware: X4130012 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 474
Write 191
Mixed 305
71% 323 MB/s
4K Read 13.9
4K Write 33.3
4K Mixed 18.3
62% 21.8 MB/s
DQ Read 283
DQ Write 190
DQ Mixed 60.7
93% 178 MB/s
1,706 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 5,181,926 SSDs tested.

Typical X400 M.2 2280 256GB Builds (Compare 4,893 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 58%
Gunboat
Workstation
Workstation 38%
Jet ski

System: Dell Inspiron 15 7000 Gaming - $743

EDIT WITH CUSTOM PC BUILDER Total price: $743

Popular X400 M.2 2280 256GB systems:

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Solid State Drive Rankings (Price vs Performance) January 2018 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

 Comments

873 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

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