SK

hynix SC311 SATA 256GB

hynix SC311 SATA 256GB
BENCHMARKS (22,335)
MKT (0.1%)
BUILDS
(0)

Effective Speed -26%Effective Speed -26%Average Score -26%Read -8%, Write -6%, 4K Read -53%, 4K Write -43%, Mixed -0%, 4K Mixed -40%, SusWrite -32%Peak Score -21%Read -2%, Write -4%, 4K Read -34%, 4K Write -30%, Mixed -1%, 4K Mixed -30%, SusWrite -46%Value & Sentiment -58%User Rating -14%, Market Share -102%Nice To Haves +2% DQ Read -1%, DQ Write -2%, DQ Mixed -1%, ADQ Read 3%, ADQ Write 3%, ADQ Mixed 13%, Age 9%, AS-SSD Total -6%

Average Bench: 78.3% (515^th of 1072)

Based on 22,335 user benchmarks. Model: SK hynix SC311 SATA 256GB

Poor: 57%Average: 78.3% Great: 97%

Popular builds with this SSD

Good average bench

The SK hynix SC311 SATA 256GB averaged 21.7% 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 294MB/s

Avg. 4K-64Thread Write Speed 298MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the SK hynix SC311 SATA 256GB is 40.4%. 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 225MB/s

Avg. Sequential Mixed IO Speed 358MB/s

Average Bench

(Based on 22,335 samples)

Rank 51578.3%

Min	Avg	Max
328	Read 423	497
241	Write 381	466
269	Mixed 358	420
141	SusWrite 225	265
77.8% 347 MB/s

Min	Avg	Max
9.3	4K Read 22.5	32.1
28.4	4K Write 61.3	94.1
14	4K Mixed 32.2	44.7
108% 38.7 MB/s

Min	Avg	Max
226	DQ Read 336	362
169	DQ Write 298	351
152	DQ Mixed 294	329
227% 309 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

FRA-User, 2 days ago.

56GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 345 259 246 246 245 241 MB/s

103% Outstanding

Write 477

Mixed 425

SusWrite 264

94% 417 MB/s

4K Read 32.9

4K Write 101

4K Mixed 46.6

163% 60.2 MB/s

DQ Read 362

DQ Write 355

DQ Mixed 330

256% 349 MB/s

USA-User, 1 day ago.

123GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 266 256 249 242 249 248 MB/s

77.3% Very good

Write 320

Mixed 359

SusWrite 252

75% 334 MB/s

4K Read 20.6

4K Write 52.3

4K Mixed 32.6

101% 35.2 MB/s

DQ Read 360

DQ Write 265

DQ Mixed 328

241% 318 MB/s

DEU-User, 2 days ago.

175GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 317 231 258 242 239 238 MB/s

76.1% Very good

Write 384

Mixed 366

SusWrite 254

80% 357 MB/s

4K Read 16.9

4K Write 51.5

4K Mixed 29.9

91% 32.8 MB/s

DQ Read 350

DQ Write 314

DQ Mixed 314

240% 326 MB/s

USA-User, 1 day ago.

61GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 335 247 238 239 171 179 MB/s

73% Very good

Write 421

Mixed 386

SusWrite 235

84% 372 MB/s

4K Read 20.9

4K Write 39

4K Mixed 23.9

83% 27.9 MB/s

DQ Read 355

DQ Write 324

DQ Mixed 325

248% 334 MB/s

USA-User, 2 days ago.

154GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 291 233 241 237 236 238 MB/s

72.6% Very good

Write 326

Mixed 319

SusWrite 246

72% 322 MB/s

4K Read 20.9

4K Write 41.1

4K Mixed 26.3

87% 29.4 MB/s

DQ Read 335

DQ Write 315

DQ Mixed 315

239% 322 MB/s

USA-User, 1 day ago.

101GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 283 218 174 165 155 146 MB/s

71.1% Very good

Write 363

Mixed 350

SusWrite 190

74% 332 MB/s

4K Read 21

4K Write 41.2

4K Mixed 27.3

89% 29.8 MB/s

DQ Read 350

DQ Write 318

DQ Mixed 318

243% 328 MB/s

USA-User, 2 days ago.

112GB free (System drive)

Firmware: 70000P10

SusWrite @10s intervals: 318 237 229 236 219 209 MB/s

56.5% Above average

Write 369

Mixed 359

SusWrite 241

76% 339 MB/s

4K Read 13.5

4K Write 26.7

4K Mixed 16.1

55% 18.8 MB/s

DQ Read 230

DQ Write 182

DQ Mixed 205

154% 206 MB/s

22,335 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,711,073 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 2,888 builds) See popular component choices, score breakdowns and rankings

Gaming 11%

Tree trunk

Desktop 67%

Battle cruiser

Workstation 11%

Tree trunk

System: Dell G5 5587

CPU
Core i7-8750HIntelBench 70%, 442,631 samples	2,022x
Core i5-8300HIntelBench 65%, 167,898 samples	814x
Core i9-8950HKIntelBench 74%, 14,729 samples	52x

GPU
UHD Graphics 630IntelBench 5%, 506,702 samples	1,387x
GTX 1060 (Mobile Max-Q)NvidiaBench 43%, 36,643 samples	879x
GTX 1050-Ti (Mobile)NvidiaBench 29%, 105,856 samples	574x

SSD
hynix SC311 SATA 256GBSKBench 78%, 22,335 samples	225x

RAM
HMA81GS6CJR8N-VK 2x8GBUnknownBench 75%, 18,486 samples	532x
8ATF1G64HZ-2G6E1 2x8GBUnknownBench 75%, 11,016 samples	238x
HMA81GS6CJR8N-VK 1x8GBUnknownBench 41%, 10,071 samples	135x

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 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 value for money upgrades.

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Solid State Drive Rankings (Price vs Performance) April 2024 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

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1072 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?

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How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $273	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

SK

hynix SC311 SATA 256GB

Average Bench: 78.3% (515^th of 1072)

Popular builds with this SSD

Good average bench

Strengths

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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SK

hynix SC311 SATA 256GB

Average Bench: 78.3% (515th of 1072)

Popular builds with this SSD

Good average bench

Strengths

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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Speed Comparisons

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Best User Rated

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Average Bench: 78.3% (515^th of 1072)