SK

hynix SC311 SATA 256GB

hynix SC311 SATA 256GB
BENCHMARKS (13,462)
MKT (0.1%)
BUILDS
(0)

Effective Speed -23%Effective Speed -23%Average Score -23%Read -4%, Write -3%, 4K Read -39%, 4K Write -43%, Mixed 3%, 4K Mixed -35%, SusWrite -39%Peak Score -20%Read -1%, Write -3%, 4K Read -30%, 4K Write -32%, Mixed 1%, 4K Mixed -27%, SusWrite -51%Value & Sentiment -301%User Rating -13%, Market Share -589%Nice To Haves +7% DQ Read -1%, DQ Write -2%, DQ Mixed 3%, ADQ Read 4%, ADQ Write 4%, ADQ Mixed 15%, Age 34%, AS-SSD Total -5%

Average Bench: 79.3% (470^th of 1040)

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

Poor: 57%Average: 79.3% Great: 96%

Popular builds with this SSD

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

See where your SSD ranks →

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

Average Bench

(Based on 13,462 samples)

Rank 47079.3%

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%

USA-User, 17 hrs ago.

34GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 300 243 157 134 98 94 MB/s

81.4% Excellent

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

USA-User, 14 hrs ago.

102GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 280 203 139 156 140 123 MB/s

81.2% Excellent

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

USA-User, 14 hrs ago.

113GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 240 226 178 162 166 164 MB/s

80.5% Excellent

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

USA-User, 15 hrs ago.

187GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 254 263 232 219 219 214 MB/s

80.1% Excellent

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

NLD-User, 19 hrs ago.

180GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 350 257 234 240 236 235 MB/s

76.3% Very good

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

USA-User, 15 hrs ago.

30GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 233 140 134 94 84 71 MB/s

76.2% Very good

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

MEX-User, 9 hrs ago.

46GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 299 221 121 111 111 117 MB/s

68.8% Good

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

CAN-User, 11 hrs ago.

198GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 293 224 244 236 231 227 MB/s

67.4% Good

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.

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 3,150 builds) See popular component choices, score breakdowns and rankings.

Gaming 12%

Tree trunk

Desktop 72%

Battleship

Workstation 11%

Tree trunk

System: Dell G5 5587

CPU
Core i7-8750HIntelBench 77%, 311,880 samples	2,105x
Core i5-8300HIntelBench 75%, 120,844 samples	1,010x
Core i9-8950HKIntelBench 79%, 10,895 samples	35x

GPU
UHD Graphics 630IntelBench 5%, 310,594 samples	1,464x
GTX 1060 (Mobile Max-Q)NvidiaBench 43%, 27,864 samples	1,054x
GTX 1050-Ti (Mobile)NvidiaBench 31%, 83,126 samples	592x

SSD
hynix SC311 SATA 256GBSKBench 79%, 13,462 samples	360x

RAM
HMA81GS6CJR8N-VK 2x8GBUnknownBench 75%, 13,707 samples	622x
8ATF1G64HZ-2G6E1 2x8GBUnknownBench 75%, 8,251 samples	301x
HMA851S6CJR6N-VK 2x4GBUnknownBench 60%, 5,538 samples	209x

EDIT WITH CUSTOM PC BUILDER

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.

UserBenchmark of the month

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How it works

- Download and run UserBenchMark.
- CPU tests include: integer, floating and string.
- GPU tests include: six 3D game simulations.
- Drive tests include: read, write, sustained write and mixed IO.
- 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 current market leaders.
- Explore your best upgrade options with a virtual PC build.
- Compare your in-game FPS to other users with your hardware.
- Share your opinion by voting.

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]

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.

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

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 »

CPU	GPU	SSD
Intel Core i5-10600K $257	Nvidia RTX 3060-Ti $400	Crucial MX500 250GB $47
Intel Core i5-9600K $219	Nvidia RTX 3070 $500	Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161	Nvidia GTX 1660S (Super) $240	Samsung 860 Evo 250GB $40

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $33	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71	SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Ultra Fit 32GB $16

SK

hynix SC311 SATA 256GB

Average Bench: 79.3% (470^th of 1040)

Popular builds with this SSD

Good average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell G5 5587

Popular hynix SC311 SATA 256GB systems:

UserBenchmark of the month

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Group Test Results

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Best User Rated

SK

hynix SC311 SATA 256GB

Average Bench: 79.3% (470th of 1040)

Popular builds with this SSD

Good average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell G5 5587

Popular hynix SC311 SATA 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 79.3% (470^th of 1040)