Average Bench: 82.2% (455th of 1072)

Based on 48 user benchmarks.  Model: Micron_M550_mSATA_256GB

Very good average bench

The Micron_M550_mSATA_256GB 256GB averaged just 17.8% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Micron_M550_mSATA_256GB 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 168MB/s
Avg. 4K-64Thread Write Speed 276MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Micron_M550_mSATA_256GB 256GB is 44%. This is a relatively wide range which indicates that the Micron_M550_mSATA_256GB 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 290MB/s
Avg. Sequential Mixed IO Speed 321MB/s
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Average Bench

(Based on 48 samples)
Min Avg Max
256 Read 400 522
72.4 Write 391 482
82.9 Mixed 321 496
67 SusWrite 290 424
78.8% 351 MB/s
Min Avg Max
12.1 4K Read 22.8 32
6.5 4K Write 72 120
6 4K Mixed 29.6 46.3
111% 41.5 MB/s
Min Avg Max
26 DQ Read 278 387
74.2 DQ Write 276 352
16.2 DQ Mixed 168 238
156% 241 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
191GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 418 414 418 420 422 427 MB/s
Read 442
Write 454
Mixed 334
SusWrite 420
93% 412 MB/s
4K Read 31.9
4K Write 116
4K Mixed 46.3
169% 64.6 MB/s
DQ Read 384
DQ Write 340
DQ Mixed 233
210% 319 MB/s
211GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 395 415 438 412 425 421 MB/s
Read 428
Write 446
Mixed 315
SusWrite 418
90% 401 MB/s
4K Read 24.7
4K Write 77
4K Mixed 37.6
126% 46.4 MB/s
DQ Read 346
DQ Write 338
DQ Mixed 234
205% 306 MB/s
201GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 422 426 423 413 421 411 MB/s
Read 395
Write 407
Mixed 281
SusWrite 419
85% 376 MB/s
4K Read 24
4K Write 81
4K Mixed 38
128% 47.7 MB/s
DQ Read 366
DQ Write 343
DQ Mixed 236
210% 315 MB/s
162GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 395 370 366 377 386 382 MB/s
Read 401
Write 410
Mixed 283
SusWrite 379
83% 368 MB/s
4K Read 23.4
4K Write 62.2
4K Mixed 31.2
108% 38.9 MB/s
DQ Read 345
DQ Write 336
DQ Mixed 231
204% 304 MB/s
147GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 320 295 287 244 288 276 MB/s
Read 386
Write 391
Mixed 274
SusWrite 285
75% 334 MB/s
4K Read 21.8
4K Write 54.6
4K Mixed 28.9
99% 35.1 MB/s
DQ Read 299
DQ Write 304
DQ Mixed 224
190% 276 MB/s
61GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 284 198 100 90 104 89 MB/s
Read 377
Write 367
Mixed 279
SusWrite 144
65% 292 MB/s
4K Read 25
4K Write 78.4
4K Mixed 33.1
122% 45.5 MB/s
DQ Read 334
DQ Write 339
DQ Mixed 232
203% 302 MB/s
186GB free (System drive)
Firmware: DL04
SusWrite @10s intervals: 305 323 360 337 329 335 MB/s
Read 375
Write 368
Mixed 252
SusWrite 331
75% 332 MB/s
4K Read 15.3
4K Write 51.3
4K Mixed 26.7
84% 31.1 MB/s
DQ Read 246
DQ Write 124
DQ Mixed 125
109% 165 MB/s
48 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,665,398 SSDs tested

Typical Micron_M550_mSATA_256GB 256GB Builds (Compare 518 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 57%
Gunboat
Workstation
Workstation 7%
Tree trunk

System: Dell Precision M3800

EDIT WITH CUSTOM PC BUILDER

Popular Micron_M550_mSATA_256GB 256GB systems:

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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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  • 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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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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Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
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