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Intel

SSDSCKKF256H6 256GB

▲ 500 ▼

Release date ≈ Q1 2017.

Average Bench: 68.8% (687th of 1072)

Based on 56 user benchmarks.  Model: INTEL SSDSCKKF256H6
Poor: 49%Average: 68.8% Great: 89%

Popular builds with this SSD

Above average average bench

The Intel SSDSCKKF256H6 256GB averaged 31.1% 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 101MB/s
Avg. 4K Random Mixed IO Speed 28.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Intel SSDSCKKF256H6 256GB is 39.6%. This is a relatively wide range which indicates that the Intel SSDSCKKF256H6 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 113MB/s
Avg. Sequential Write Speed 242MB/s
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Average Bench

(Based on 56 samples)
Rank 68768.8%
Min Avg Max
297 Read 439 510
89.6 Write 242 427
152 Mixed 300 476
75.7 SusWrite 113 127
60.7% 274 MB/s
Min Avg Max
9.26 4K Read 19 28
32.9 4K Write 61.5 91.4
15.1 4K Mixed 28.9 44.3
98.4% 36.5 MB/s
Min Avg Max
75.5 DQ Read 231 270
75.5 DQ Write 191 305
27.7 DQ Mixed 101 218
106% 174 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
74GB free (System drive)
Firmware: LBF010P
SusWrite @10s intervals: 229 128 105 104 107 103 MB/s
88% Excellent
Read 466
Write 352
Mixed 324
SusWrite 129
71% 318 MB/s
4K Read 30
4K Write 96
4K Mixed 46.2
156% 57.4 MB/s
DQ Read 266
DQ Write 318
DQ Mixed 180
167% 255 MB/s
28GB free (System drive)
Firmware: LBF010P
SusWrite @10s intervals: 182 160 104 93 64 52 MB/s
77.2% Very good
Read 444
Write 443
Mixed 384
SusWrite 109
77% 345 MB/s
4K Read 27.7
4K Write 71
4K Mixed 44.7
137% 47.8 MB/s
DQ Read 269
DQ Write 156
DQ Mixed 213
158% 213 MB/s
31GB free (System drive)
Firmware: LBF010P
SusWrite @10s intervals: 184 138 102 89 41 48 MB/s
69.4% Good
Read 456
Write 407
Mixed 253
SusWrite 100
68% 304 MB/s
4K Read 24.7
4K Write 57.7
4K Mixed 33.7
111% 38.7 MB/s
DQ Read 265
DQ Write 199
DQ Mixed 104
112% 189 MB/s
83GB free (System drive)
Firmware: LBF010P
SusWrite @10s intervals: 209 125 106 86 109 105 MB/s
69.1% Good
Read 427
Write 435
Mixed 391
SusWrite 123
77% 344 MB/s
4K Read 24.6
4K Write 52.2
4K Mixed 32.2
106% 36.3 MB/s
DQ Read 250
DQ Write 259
DQ Mixed 212
171% 240 MB/s
93GB free (System drive)
Firmware: LBF017P
SusWrite @10s intervals: 140 143 77 80 77 92 MB/s
57.5% Above average
Read 421
Write 158
Mixed 240
SusWrite 102
51% 230 MB/s
4K Read 21.6
4K Write 41.5
4K Mixed 24
86% 29 MB/s
DQ Read 262
DQ Write 99.2
DQ Mixed 118
104% 160 MB/s
72GB free (System drive)
Firmware: LBF010P
SusWrite @10s intervals: 195 129 103 104 104 107 MB/s
32.8% Below average
Read 466
Write 388
Mixed 235
SusWrite 124
68% 304 MB/s
4K Read 13.7
4K Write 2.7
4K Mixed 1.4
24% 5.93 MB/s
56 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,787,071 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 SSDSCKKF256H6 256GB Builds (Compare 2,446 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 6%
Tree trunk

System: Dell Latitude E5570

CPU
Core i7-6820HQIntelBench 60%, 33,920 samples689x
Core i5-6300UIntelBench 40%, 59,619 samples609x
Core i7-6600UIntelBench 45%, 31,982 samples459x
GPU
HD 520 (Mobile Skylake)IntelBench 4%, 362,113 samples1,369x
HD 530 (Mobile Skylake)IntelBench 5%, 213,495 samples1,044x
Radeon R7 M370AMDBench 7%, 300 samples15x
SSD
SSDSCKKF256H6 256GBIntelBench 69%, 56 samples1x
RAM
HMA41GS6AFR8N-TF 1x8GBHynixBench 38%, 45,898 samples324x
HMA41GS6AFR8N-TF 2x8GBHynixBench 70%, 55,289 samples197x
HMA81GS6AFR8N-UH 1x8GBHynixBench 37%, 144,145 samples183x
EDIT WITH CUSTOM PC BUILDER

Popular SSDSCKKF256H6 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.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
Solid State Drive Rankings (Price vs Performance) May 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]

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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 870 Evo 250GB
vs Samsung 850 Pro 512GB
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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?
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 i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $79G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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