Average Bench: 67.2% (687th of 1058)

Based on 3,014 user benchmarks.  Model: INTEL SSDSCKKF128G8 SATA 128GB

Above average average bench

The Intel SSDSCKKF128G8 SATA 128GB averaged 32.8% 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.


Avg. 4K-64Thread Mixed IO Speed 131MB/s
Avg. 4K Random Mixed IO Speed 31.9MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Intel SSDSCKKF128G8 SATA 128GB is 34.4%. This is a relatively narrow range which indicates that the Intel SSDSCKKF128G8 SATA 128GB performs reasonably consistently under varying real world conditions.


Avg. Sustained Write Speed 103MB/s
Avg. Sequential Write Speed 149MB/s

Average Bench

(Based on 3,014 samples)
Min Avg Max
359 Read 450 501
65.1 Write 149 211
93.4 Mixed 181 242
55.7 SusWrite 103 132
48.4% 221 MB/s
Min Avg Max
13.7 4K Read 26.9 35.2
33.6 4K Write 61.7 93.8
15.6 4K Mixed 31.9 43.7
114% 40.2 MB/s
Min Avg Max
180 DQ Read 214 262
54.9 DQ Write 124 157
60.5 DQ Mixed 131 155
108% 156 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
28GB free (System drive)
Firmware: LHFD04N
SusWrite @10s intervals: 120 129 126 132 86 137 MB/s
Read 474
Write 134
Mixed 192
SusWrite 121
50% 230 MB/s
4K Read 27.4
4K Write 63.7
4K Mixed 34.2
119% 41.8 MB/s
DQ Read 200
DQ Write 135
DQ Mixed 145
114% 160 MB/s
18GB free (System drive)
Firmware: LHFD04N
SusWrite @10s intervals: 127 124 89 95 84 63 MB/s
Read 432
Write 161
Mixed 185
SusWrite 97.1
48% 219 MB/s
4K Read 29.6
4K Write 68.5
4K Mixed 33
123% 43.7 MB/s
DQ Read 210
DQ Write 157
DQ Mixed 148
120% 172 MB/s
18GB free (System drive)
Firmware: LHFD04N
SusWrite @10s intervals: 95 95 133 106 129 97 MB/s
Read 410
Write 64.1
Mixed 279
SusWrite 109
48% 216 MB/s
4K Read 32.4
4K Write 66.1
4K Mixed 34.3
128% 44.3 MB/s
DQ Read 220
DQ Write 74.2
DQ Mixed 84.7
79% 126 MB/s
3,014 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,554,458 SSDs tested.

Typical SSDSCKKF128G8 SATA 128GB Builds (Compare 4,682 builds) See popular component choices, score breakdowns and rankings.
Gaming 38%
Jet ski
Desktop 81%
Aircraft carrier
Workstation 34%
Sail boat

System: Dell G7 7588


Popular SSDSCKKF128G8 SATA 128GB 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

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) August 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.


1058 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

 Best User Rated

The Best.
Intel Core i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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