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Intel

SSDSCKKF256G8 SATA 256GB

▲ 501 ▼

Release date ≈ Q4 2017.

Average Bench: 81.8% (425th of 1040)

Based on 2,357 user benchmarks.  Model: INTEL SSDSCKKF256G8 SATA 256GB
Poor: 57%Average: 81.8% Great: 105%

Popular builds with this SSD

Very good average bench

The Intel SSDSCKKF256G8 SATA 256GB averaged just 18.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Intel SSDSCKKF256G8 SATA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 187MB/s
Avg. 4K Random Mixed IO Speed 37.8MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Intel SSDSCKKF256G8 SATA 256GB is 48.1%. This is a relatively wide range which indicates that the Intel SSDSCKKF256G8 SATA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 216MB/s
Avg. Sequential Mixed IO Speed 304MB/s
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Average Bench

(Based on 2,357 samples)
Rank 42581.8%
Min Avg Max
344 Read 445 504
188 Write 318 436
153 Mixed 304 429
113 SusWrite 216 272
71.6% 321 MB/s
Min Avg Max
15 4K Read 29.2 44.2
30 4K Write 63.8 93.6
20.1 4K Mixed 37.8 57.5
126% 43.6 MB/s
Min Avg Max
156 DQ Read 277 307
91.3 DQ Write 238 319
71 DQ Mixed 187 244
159% 234 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
141GB free (System drive)
Firmware: LHFD05N
SusWrite @10s intervals: 252 278 245 270 261 269 MB/s
118% Outstanding
Read 514
Write 464
Mixed 454
SusWrite 262
95% 424 MB/s
4K Read 49.4
4K Write 111
4K Mixed 64.2
216% 74.7 MB/s
DQ Read 306
DQ Write 340
DQ Mixed 250
208% 299 MB/s
120GB free (System drive)
Firmware: LHFD05N
SusWrite @10s intervals: 292 270 265 267 271 266 MB/s
93.2% Outstanding
Read 383
Write 338
Mixed 344
SusWrite 272
75% 334 MB/s
4K Read 31
4K Write 71.7
4K Mixed 50.3
149% 51 MB/s
DQ Read 304
DQ Write 320
DQ Mixed 202
182% 276 MB/s
94GB free (System drive)
Firmware: LHFD03N
SusWrite @10s intervals: 213 161 267 209 227 173 MB/s
87.6% Excellent
Read 489
Write 294
Mixed 266
SusWrite 208
70% 314 MB/s
4K Read 29.4
4K Write 77.6
4K Mixed 40.8
138% 49.3 MB/s
DQ Read 294
DQ Write 265
DQ Mixed 228
185% 262 MB/s
82GB free (System drive)
Firmware: LHFD04N
SusWrite @10s intervals: 180 213 169 137 165 144 MB/s
82% Excellent
Read 416
Write 326
Mixed 300
SusWrite 168
68% 303 MB/s
4K Read 23.4
4K Write 73.7
4K Mixed 45.9
133% 47.7 MB/s
DQ Read 297
DQ Write 267
DQ Mixed 221
183% 262 MB/s
90GB free (System drive)
Firmware: LHFD03N
SusWrite @10s intervals: 197 186 168 160 166 175 MB/s
79.5% Very good
Read 411
Write 359
Mixed 358
SusWrite 175
73% 326 MB/s
4K Read 36
4K Write 68.7
4K Mixed 31.6
131% 45.4 MB/s
DQ Read 295
DQ Write 271
DQ Mixed 239
191% 268 MB/s
79GB free (System drive)
Firmware: LHFD03N
SusWrite @10s intervals: 145 164 140 162 163 161 MB/s
58.5% Above average
Read 331
Write 186
Mixed 245
SusWrite 156
51% 229 MB/s
4K Read 16.7
4K Write 40.8
4K Mixed 23.7
77% 27.1 MB/s
DQ Read 291
DQ Write 230
DQ Mixed 197
165% 240 MB/s
2,357 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 37,771,900 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 SSDSCKKF256G8 SATA 256GB Builds (Compare 3,125 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

CPU
Core i7-8750HIntelBench 77%, 311,880 samples2,089x
Core i5-8300HIntelBench 74%, 112,250 samples1,003x
Core i9-8950HKIntelBench 78%, 10,658 samples33x
GPU
UHD Graphics 630IntelBench 5%, 324,627 samples1,452x
GTX 1060 (Mobile Max-Q)NvidiaBench 43%, 27,864 samples1,045x
GTX 1050-Ti (Mobile)NvidiaBench 31%, 83,126 samples588x
SSD
SSDSCKKF256G8 SATA 256GBIntelBench 82%, 2,357 samples1x
RAM
HMA81GS6CJR8N-VK 2x8GBUnknownBench 75%, 13,707 samples615x
8ATF1G64HZ-2G6E1 2x8GBUnknownBench 75%, 7,878 samples298x
HMA851S6CJR6N-VK 2x4GBUnknownBench 60%, 5,538 samples206x
EDIT WITH CUSTOM PC BUILDER

Popular SSDSCKKF256G8 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

  • - 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]

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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.

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
vs Samsung 850 Evo 1TB
vs Crucial MX200 250GB

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 »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $208Nvidia RTX 3060-Ti $400Crucial MX500 250GB $47
Intel Core i5-10600K $257Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $47Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair 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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