Average Bench: 53% (683rd of 929)

more Based on 3,156 user benchmarks.  Models: C400-MTFDDAK256MAM, C400-MTFDDAC256MAM, MTFDDAK2 MTFDDAK256MAM-1K, Micron C400 RealSSD 2.5" 7mm 256GB, MTFDDAK256MAM-1K, Micron C400 RealSSD 2., MTFDDAK256MAM-1K1, MTFDDAK256MAM-1K12

Average average bench

The Micron C400 RealSSD 256GB averaged 46.9% 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 Random Write Speed 55.9MB/s
Avg. Sequential Read Speed 419MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Micron C400 RealSSD 256GB is 22.5%. This is a relatively narrow range which indicates that the Micron C400 RealSSD 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 5.54MB/s
Avg. 4K Random Mixed IO Speed 5.16MB/s
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Average Bench

(Based on 3,156 samples)
Min Avg Max
369 Read 419 468
123 Write 241 267
125 Mixed 290 335
70% 317 MB/s
Min Avg Max
11.2 4K Read 17 22.4
26.3 4K Write 55.9 93.7
3.97 4K Mixed 5.16 6.72
62% 26 MB/s
Min Avg Max
13.9 DQ Read 84.3 176
44.4 DQ Write 109 209
4.35 DQ Mixed 5.54 7.1
29.5% 66.2 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
171GB free
Firmware: 070H
4KALIGNED
Read 451
Write 276
Mixed 344
79% 357 MB/s
4K Read 19.8
4K Write 94.9
4K Mixed 5.2
87% 40 MB/s
DQ Read 161
DQ Write 194
DQ Mixed 6.11
52% 121 MB/s
2GB free
Firmware: 08TH Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 408
Write 255
Mixed 314
72% 326 MB/s
4K Read 18.2
4K Write 85.6
4K Mixed 5.87
80% 36.6 MB/s
DQ Read 108
DQ Write 103
DQ Mixed 5.09
31% 72 MB/s
181GB free
Firmware: 03TH Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 430
Write 250
Mixed 320
74% 334 MB/s
4K Read 16.1
4K Write 36.4
4K Mixed 5.63
51% 19.4 MB/s
DQ Read 176
DQ Write 181
DQ Mixed 5.98
52% 121 MB/s
57GB free
Firmware: 0009 Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 440
Write 237
Mixed 327
74% 335 MB/s
4K Read 6.98
4K Write 12.5
4K Mixed 6.37
25% 8.62 MB/s
DQ Read 9.74
DQ Write 13.1
DQ Mixed 4.9
6% 9.25 MB/s
186GB free
Firmware: 08TH Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 379
Write 46.6
Mixed 77.1
36% 168 MB/s
4K Read 16.3
4K Write 38.4
4K Mixed 4.51
51% 19.7 MB/s
DQ Read 16.4
DQ Write 45
DQ Mixed 4.53
11% 22 MB/s
3,156 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,163,897 SSDs tested.

Typical C400 RealSSD 256GB Builds (Compare 2,848 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 19%
Surfboard
Desktop
Desktop 54%
Yacht
Workstation
Workstation 40%
Jet ski

System: HP Z420 Workstation

EDIT WITH CUSTOM PC BUILDER Value: 63% - Good Total price: $345

Popular C400 RealSSD 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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) June 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 - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.

 Comments

929 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
AMD Ryzen 5 1600 $175Nvidia GTX 1070 $447Samsung 850 Evo 250GB $104
Intel Core i7-8700K $317Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $123
Intel Core i5-8600K $239AMD RX 480 $280Samsung 850 Pro 256GB $116
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $177SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $911SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $59HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Ultra Fit 32GB $12
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