Average Bench: 79.3% (470th of 1040)

Based on 13,462 user benchmarks.  Model: SK hynix SC311 SATA 256GB

Good average bench

The SK hynix SC311 SATA 256GB averaged 20.7% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SK hynix SC311 SATA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 291MB/s
Avg. 4K-64Thread Write Speed 296MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC311 SATA 256GB is 39.3%. This is a relatively wide range which indicates that the SK hynix SC311 SATA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 214MB/s
Avg. Sequential Mixed IO Speed 368MB/s
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Average Bench

(Based on 13,462 samples)
Min Avg Max
339 Read 441 498
281 Write 395 469
281 Mixed 368 420
121 SusWrite 214 261
79.5% 355 MB/s
Min Avg Max
11.1 4K Read 24.1 31.6
30 4K Write 61.6 91.3
15.6 4K Mixed 33.1 44.5
111% 39.6 MB/s
Min Avg Max
186 DQ Read 331 362
137 DQ Write 296 352
134 DQ Mixed 291 329
225% 306 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
34GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 300 243 157 134 98 94 MB/s
Read 462
Write 368
Mixed 358
SusWrite 171
76% 340 MB/s
4K Read 25.8
4K Write 65.3
4K Mixed 37.2
121% 42.8 MB/s
DQ Read 352
DQ Write 301
DQ Mixed 316
240% 323 MB/s
102GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 280 203 139 156 140 123 MB/s
Read 480
Write 407
Mixed 376
SusWrite 173
80% 359 MB/s
4K Read 26.1
4K Write 63.1
4K Mixed 36.1
119% 41.8 MB/s
DQ Read 351
DQ Write 289
DQ Mixed 313
236% 318 MB/s
113GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 240 226 178 162 166 164 MB/s
Read 469
Write 429
Mixed 383
SusWrite 190
82% 367 MB/s
4K Read 22.2
4K Write 60.1
4K Mixed 35.1
110% 39.1 MB/s
DQ Read 362
DQ Write 333
DQ Mixed 326
251% 340 MB/s
187GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 254 263 232 219 219 214 MB/s
Read 416
Write 417
Mixed 382
SusWrite 234
81% 362 MB/s
4K Read 17.7
4K Write 64.4
4K Mixed 36.2
107% 39.4 MB/s
DQ Read 356
DQ Write 325
DQ Mixed 320
246% 334 MB/s
180GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 350 257 234 240 236 235 MB/s
Read 479
Write 422
Mixed 402
SusWrite 259
88% 390 MB/s
4K Read 23.3
4K Write 40.9
4K Mixed 29.7
95% 31.3 MB/s
DQ Read 280
DQ Write 240
DQ Mixed 290
209% 270 MB/s
30GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 233 140 134 94 84 71 MB/s
Read 396
Write 401
Mixed 344
SusWrite 126
71% 317 MB/s
4K Read 27.3
4K Write 63.9
4K Mixed 36.2
122% 42.5 MB/s
DQ Read 354
DQ Write 314
DQ Mixed 322
245% 330 MB/s
46GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 299 221 121 111 111 117 MB/s
Read 391
Write 370
Mixed 342
SusWrite 163
71% 316 MB/s
4K Read 19.2
4K Write 53.9
4K Mixed 26.3
91% 33.1 MB/s
DQ Read 355
DQ Write 317
DQ Mixed 322
246% 332 MB/s
198GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 293 224 244 236 231 227 MB/s
Read 467
Write 322
Mixed 346
SusWrite 242
77% 344 MB/s
4K Read 19.2
4K Write 34.8
4K Mixed 25.3
80% 26.4 MB/s
DQ Read 230
DQ Write 167
DQ Mixed 189
144% 196 MB/s
13,462 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 37,992,965 SSDs tested.

Typical hynix SC311 SATA 256GB Builds (Compare 3,150 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 12%
Tree trunk
Desktop
Desktop 72%
Battleship
Workstation
Workstation 11%
Tree trunk

System: Dell G5 5587

EDIT WITH CUSTOM PC BUILDER

Popular hynix SC311 SATA 256GB systems:

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) January 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

1040 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.
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Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $33Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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