Average Bench: 70.4% (623rd of 1037)

Based on 682 user benchmarks.  Model: INTEL SSDSCKGF256A5 SATA 256GB

Good average bench

The Intel SSDSCKGF256A5 SATA 256GB averaged 29.6% 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 156MB/s
Avg. 4K Random Mixed IO Speed 29.7MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Intel SSDSCKGF256A5 SATA 256GB is 36.4%. This is a relatively wide range which indicates that the Intel SSDSCKGF256A5 SATA 256GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 207MB/s
Avg. Sequential Write Speed 271MB/s

Average Bench

(Based on 682 samples)
Min Avg Max
290 Read 344 409
202 Write 271 318
222 Mixed 271 311
108 SusWrite 207 282
61.3% 273 MB/s
Min Avg Max
9.8 4K Read 23.1 34.8
30.2 4K Write 63.4 106
13.8 4K Mixed 29.7 44.3
107% 38.7 MB/s
Min Avg Max
169 DQ Read 271 296
151 DQ Write 230 267
73.8 DQ Mixed 156 178
143% 219 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
201GB free (System drive)
Firmware: LB1i
SusWrite @10s intervals: 308 310 308 314 310 307 MB/s
Read 365
Write 315
Mixed 294
SusWrite 309
72% 321 MB/s
4K Read 23
4K Write 62.7
4K Mixed 31.8
109% 39.2 MB/s
DQ Read 289
DQ Write 257
DQ Mixed 180
161% 242 MB/s
162GB free (System drive)
Firmware: LB1i
SusWrite @10s intervals: 231 225 194 193 162 159 MB/s
Read 388
Write 252
Mixed 249
SusWrite 194
60% 271 MB/s
4K Read 27.5
4K Write 72.7
4K Mixed 36.8
127% 45.7 MB/s
DQ Read 285
DQ Write 211
DQ Mixed 162
144% 219 MB/s
208GB free (System drive)
Firmware: LB1i
SusWrite @10s intervals: 240 234 204 236 235 227 MB/s
Read 355
Write 210
Mixed 271
SusWrite 229
60% 266 MB/s
4K Read 25.5
4K Write 66
4K Mixed 25.1
106% 38.9 MB/s
DQ Read 255
DQ Write 216
DQ Mixed 160
140% 210 MB/s
682 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,609,663 SSDs tested.

Typical SSDSCKGF256A5 SATA 256GB Builds (Compare 1,022 builds) See popular component choices, score breakdowns and rankings.
Gaming 7%
Tree trunk
Desktop 55%
Workstation 6%
Tree trunk

System: Dell Latitude E7470


Popular SSDSCKGF256A5 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

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) September 2020 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.


1037 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 i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9400F $140Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $299Nvidia RTX 2070S (Super) $505Samsung 860 Evo 250GB $43
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Extreme 16GB $28
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