Average Bench: 64.3% (647th of 996)

Based on 6,389 user benchmarks.  Model: SK hynix SC311 SATA 128GB

Above average average bench

The SK hynix SC311 SATA 128GB averaged 35.6% 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 132MB/s
Avg. 4K Random Mixed IO Speed 29.2MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC311 SATA 128GB is 34.2%. This is a relatively narrow range which indicates that the SK hynix SC311 SATA 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 113MB/s
Avg. Sequential Write Speed 255MB/s
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Average Bench

(Based on 6,389 samples)
Min Avg Max
351 Read 438 495
143 Write 255 294
162 Mixed 292 331
70.3 SusWrite 113 134
61% 275 MB/s
Min Avg Max
10.8 4K Read 23 31.2
27.3 4K Write 59.9 88.4
12.2 4K Mixed 29.2 40.8
104% 37.4 MB/s
Min Avg Max
151 DQ Read 192 205
94 DQ Write 156 255
59.6 DQ Mixed 132 180
110% 160 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
42GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 110 82 73 75 74 89 MB/s
Read 499
Write 255
Mixed 309
SusWrite 83.7
63% 287 MB/s
4K Read 31
4K Write 82.8
4K Mixed 40.7
143% 51.5 MB/s
DQ Read 203
DQ Write 169
DQ Mixed 140
118% 171 MB/s
17GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 130 145 121 115 120 96 MB/s
Read 470
Write 277
Mixed 318
SusWrite 121
66% 297 MB/s
4K Read 27
4K Write 66.9
4K Mixed 36.3
123% 43.4 MB/s
DQ Read 204
DQ Write 208
DQ Mixed 143
125% 185 MB/s
91GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 137 147 130 136 134 131 MB/s
Read 408
Write 210
Mixed 286
SusWrite 136
58% 260 MB/s
4K Read 27.4
4K Write 60.6
4K Mixed 34.2
117% 40.7 MB/s
DQ Read 204
DQ Write 268
DQ Mixed 145
135% 206 MB/s
23GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 105 126 79 86 79 84 MB/s
Read 437
Write 300
Mixed 327
SusWrite 93.1
64% 289 MB/s
4K Read 27.4
4K Write 65.8
4K Mixed 35.5
122% 42.9 MB/s
DQ Read 201
DQ Write 126
DQ Mixed 130
106% 152 MB/s
68GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 118 121 120 117 137 128 MB/s
Read 408
Write 270
Mixed 277
SusWrite 124
60% 270 MB/s
4K Read 22.5
4K Write 53.8
4K Mixed 19
87% 31.8 MB/s
DQ Read 166
DQ Write 123
DQ Mixed 140
106% 143 MB/s
13GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 92 89 61 69 63 55 MB/s
Read 398
Write 130
Mixed 164
SusWrite 71.5
42% 191 MB/s
4K Read 17.9
4K Write 50.6
4K Mixed 22.2
82% 30.2 MB/s
DQ Read 179
DQ Write 67.8
DQ Mixed 114
87% 120 MB/s
6,389 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 13,721,910 SSDs tested.

Typical hynix SC311 SATA 128GB Builds (Compare 7,416 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 55%
Yacht
Workstation
Workstation 36%
Jet ski

System: Dell Inspiron 7577

EDIT WITH CUSTOM PC BUILDER

Popular hynix SC311 SATA 128GB 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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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) April 2019 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

996 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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The Best.
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AMD Ryzen 5 1600 $115Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $93
HDDRAMUSB
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Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $711SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $100SanDisk Ultra Fit 32GB $12
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