Average Bench: 71% (635th of 1058)

Based on 2,021 user benchmarks.  Model: SK hynix SC401 SATA 256GB

Good average bench

The SK hynix SC401 SATA 256GB averaged 28.9% 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-64Thread Mixed IO Speed 237MB/s
Avg. 4K-64Thread Write Speed 284MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC401 SATA 256GB is 36.2%. This is a relatively wide range which indicates that the SK hynix SC401 SATA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 160MB/s
Avg. 4K-64Thread Read Speed 212MB/s
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Average Bench

(Based on 2,021 samples)
Min Avg Max
322 Read 426 497
192 Write 372 452
214 Mixed 352 408
107 SusWrite 160 189
73.3% 327 MB/s
Min Avg Max
10.4 4K Read 22.8 31.6
33.2 4K Write 62.8 92.4
14.8 4K Mixed 30.7 41.1
107% 38.8 MB/s
Min Avg Max
99.1 DQ Read 212 230
144 DQ Write 284 335
88.2 DQ Mixed 237 266
182% 244 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
83GB free (System drive)
Firmware: 90000121
SusWrite @10s intervals: 337 94 80 78 78 81 MB/s
Read 482
Write 450
Mixed 410
SusWrite 124
82% 367 MB/s
4K Read 31.2
4K Write 83.7
4K Mixed 42.4
146% 52.4 MB/s
DQ Read 229
DQ Write 315
DQ Mixed 265
202% 270 MB/s
152GB free (System drive)
Firmware: 90000121
SusWrite @10s intervals: 360 140 135 125 119 122 MB/s
Read 454
Write 394
Mixed 373
SusWrite 167
78% 347 MB/s
4K Read 27
4K Write 62.1
4K Mixed 35.6
119% 41.6 MB/s
DQ Read 227
DQ Write 283
DQ Mixed 265
197% 258 MB/s
82GB free (System drive)
Firmware: 90000122
SusWrite @10s intervals: 332 149 126 111 102 94 MB/s
Read 427
Write 419
Mixed 368
SusWrite 152
77% 341 MB/s
4K Read 26.1
4K Write 54.6
4K Mixed 32.8
110% 37.8 MB/s
DQ Read 229
DQ Write 311
DQ Mixed 261
200% 267 MB/s
70GB free (System drive)
Firmware: 90000122
SusWrite @10s intervals: 348 95 81 79 80 67 MB/s
Read 475
Write 428
Mixed 382
SusWrite 125
79% 352 MB/s
4K Read 20.2
4K Write 59.7
4K Mixed 30.2
101% 36.7 MB/s
DQ Read 228
DQ Write 279
DQ Mixed 265
196% 257 MB/s
199GB free (System drive)
Firmware: 90000121
SusWrite @10s intervals: 241 198 146 149 149 150 MB/s
Read 313
Write 282
Mixed 266
SusWrite 172
58% 258 MB/s
4K Read 14.9
4K Write 30.1
4K Mixed 17.9
61% 21 MB/s
DQ Read 229
DQ Write 278
DQ Mixed 264
196% 257 MB/s
138GB free (System drive)
Firmware: 90000122
SusWrite @10s intervals: 0.1 47 169 147 130 136 MB/s
Read 417
Write 347
Mixed 334
SusWrite 105
67% 301 MB/s
4K Read 14.3
4K Write 35.2
4K Mixed 18.9
64% 22.8 MB/s
DQ Read 223
DQ Write 166
DQ Mixed 218
156% 202 MB/s
2,021 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,245,910 SSDs tested.

Typical hynix SC401 SATA 256GB Builds (Compare 1,309 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 6%
Tree trunk

System: Dell Latitude 5490

EDIT WITH CUSTOM PC BUILDER

Popular hynix SC401 SATA 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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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
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  • - Drive tests include: read, write, sustained write and mixed IO.
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  • - SkillBench (space shooter) tests user input accuracy.
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Solid State Drive Rankings (Price vs Performance) September 2021 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

1058 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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Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
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Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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