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SK

hynix SC311 SATA 256GB

▲ 500 ▼

Release date ≈ Q1 2017.

VS

Average Bench: 78% (399th of 976)

Based on 3,771 user benchmarks.  Model: SK hynix SC311 SATA 256GB
Poor: 56%Average: 78% Great: 93%

Popular builds with this SSD

Good average bench

The SK hynix SC311 SATA 256GB averaged 22.0% 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 289MB/s
Avg. 4K-64Thread Write Speed 297MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC311 SATA 256GB is 37.1%. 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 233MB/s
Avg. Sequential Mixed IO Speed 357MB/s
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Average Bench

(Based on 3,771 samples)
Rank 39978%
Min Avg Max
338 Read 434 492
277 Write 381 462
271 Mixed 357 411
157 SusWrite 233 263
78.8% 351 MB/s
Min Avg Max
10.3 4K Read 22.7 30.7
22 4K Write 57.1 82.9
13.5 4K Mixed 31.4 41.9
105% 37.1 MB/s
Min Avg Max
146 DQ Read 324 362
198 DQ Write 297 351
112 DQ Mixed 289 328
223% 304 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
132GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 331 251 237 223 221 215 MB/s
94.2% Outstanding
Read 482
Write 458
Mixed 408
SusWrite 246
90% 399 MB/s
4K Read 30.7
4K Write 82.4
4K Mixed 41.8
144% 51.6 MB/s
DQ Read 362
DQ Write 323
DQ Mixed 328
250% 338 MB/s
51GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 376 269 225 247 239 171 MB/s
89.8% Excellent
Read 423
Write 308
Mixed 371
SusWrite 254
76% 339 MB/s
4K Read 26.6
4K Write 84.6
4K Mixed 39.4
136% 50.2 MB/s
DQ Read 356
DQ Write 330
DQ Mixed 325
249% 337 MB/s
188GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 368 274 240 234 237 237 MB/s
82% Excellent
Read 409
Write 279
Mixed 364
SusWrite 265
74% 329 MB/s
4K Read 18.5
4K Write 68.9
4K Mixed 34.9
109% 40.8 MB/s
DQ Read 360
DQ Write 317
DQ Mixed 328
249% 335 MB/s
50GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 329 235 246 202 115 115 MB/s
81.2% Excellent
Read 465
Write 418
Mixed 389
SusWrite 207
83% 370 MB/s
4K Read 25
4K Write 58.6
4K Mixed 33.8
112% 39.1 MB/s
DQ Read 360
DQ Write 316
DQ Mixed 322
246% 333 MB/s
51GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 334 252 255 233 186 139 MB/s
81% Excellent
Read 452
Write 368
Mixed 356
SusWrite 233
79% 352 MB/s
4K Read 13.4
4K Write 67.5
4K Mixed 37.3
104% 39.4 MB/s
DQ Read 363
DQ Write 328
DQ Mixed 329
251% 340 MB/s
49GB free (System drive)
Firmware: 70000P10
SusWrite @10s intervals: 241 198 133 140 119 129 MB/s
68.6% Good
Read 392
Write 359
Mixed 329
SusWrite 160
69% 310 MB/s
4K Read 19.2
4K Write 47.1
4K Mixed 27.8
90% 31.4 MB/s
DQ Read 358
DQ Write 321
DQ Mixed 323
246% 334 MB/s
3,771 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 10,387,541 SSDs tested.

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical hynix SC311 SATA 256GB Builds (Compare 3,319 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 57%
Gunboat
Desktop
Desktop 72%
Battleship
Workstation
Workstation 68%
Battle cruiser

System: Dell Inspiron 5675

CPU
Ryzen 7 1700XAMD  $201Bench 89%, 43,632 samples1,181x
Ryzen 5 1400AMD  $128Bench 65%, 19,404 samples731x
Ryzen 7 1700AMD  $175Bench 84%, 78,329 samples655x
GPU
Radeon RX 580AMDBench 58%, 2,279 samples1,532x
Radeon RX 570AMDBench 46%, 944 samples814x
Radeon RX 560-BAMDBench 28%, 7,087 samples378x
SSD
hynix SC311 SATA 256GBSKBench 78%, 3,771 samples523x
RAM
M378A1K43BB2-CRC 1x8GBSamsungBench 41%, 1,092 samples292x
KYXC0V-MID 1x16GBKingstonBench 43%, 494 samples283x
M378A1K43CB2-CRC 1x8GBSamsungBench 40%, 6,314 samples273x
EDIT WITH CUSTOM PC BUILDER Value: 102% - Outstanding Total price: $201

Popular hynix SC311 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

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  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
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  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) December 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 - 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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i7-8700K $370Nvidia GTX 1070 $330Samsung 850 Evo 250GB $63
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $210Samsung 850 Evo 500GB $90
Intel Core i5-8600K $249Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $125SanDisk Extreme 64GB $72
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $830SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $12
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