Average Bench: 144% (149th of 1058)

Based on 2,481 user benchmarks.  Model: WDC PC SN520 SDAPNUW-256G-1032

Outstanding average bench

The WDC PC SN520 SDAPNUW-256G-1032 256GB averaged 44.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-256G-1032 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 628MB/s
Avg. 4K-64Thread Write Speed 682MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-256G-1032 256GB is 83.8%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-256G-1032 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 316MB/s
Avg. Sequential Mixed IO Speed 684MB/s
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Average Bench

(Based on 2,481 samples)
Min Avg Max
615 Read 883 1,167
287 Write 784 1,093
367 Mixed 684 951
164 SusWrite 316 447
149% 667 MB/s
Min Avg Max
21.1 4K Read 38.6 45.7
50.2 4K Write 110 142
26.6 4K Mixed 53.9 66
186% 67.6 MB/s
Min Avg Max
368 DQ Read 757 859
171 DQ Write 682 1,040
249 DQ Mixed 628 734
496% 689 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
114GB free (System drive)
Firmware: 20140000
SusWrite @10s intervals: 566 345 313 316 299 307 MB/s
Read 1,110
Write 1,022
Mixed 878
SusWrite 358
188% 842 MB/s
4K Read 41.4
4K Write 141
4K Mixed 61.1
216% 81.3 MB/s
DQ Read 784
DQ Write 1,169
DQ Mixed 732
623% 895 MB/s
159GB free (System drive)
Firmware: 20140000
SusWrite @10s intervals: 369 328 360 334 324 319 MB/s
Read 1,088
Write 1,002
Mixed 895
SusWrite 339
186% 831 MB/s
4K Read 43.5
4K Write 110
4K Mixed 60.3
201% 71.2 MB/s
DQ Read 850
DQ Write 782
DQ Mixed 730
571% 787 MB/s
89GB free (System drive)
Firmware: 20140000
SusWrite @10s intervals: 521 423 425 372 329 291 MB/s
Read 791
Write 862
Mixed 734
SusWrite 394
156% 695 MB/s
4K Read 41.7
4K Write 105
4K Mixed 57.8
193% 68.2 MB/s
DQ Read 849
DQ Write 773
DQ Mixed 715
563% 779 MB/s
171GB free (System drive)
Firmware: 20140000
SusWrite @10s intervals: 349 343 295 318 336 341 MB/s
Read 982
Write 1046
Mixed 374
SusWrite 330
152% 683 MB/s
4K Read 29.1
4K Write 105
4K Mixed 52.4
167% 62.2 MB/s
DQ Read 799
DQ Write 808
DQ Mixed 725
566% 777 MB/s
66GB free (System drive)
Firmware: 20140000
SusWrite @10s intervals: 218 237 194 187 180 179 MB/s
Read 664
Write 719
Mixed 608
SusWrite 199
123% 548 MB/s
4K Read 24.8
4K Write 82
4K Mixed 39.1
131% 48.6 MB/s
DQ Read 851
DQ Write 753
DQ Mixed 713
559% 772 MB/s
2,481 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 48,256,950 SSDs tested.

Typical PC SN520 SDAPNUW-256G-1032 256GB Builds (Compare 2,795 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 9%
Tree trunk
Desktop
Desktop 73%
Battleship
Workstation
Workstation 8%
Tree trunk

Motherboard: MSI MS-16R3

EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-256G-1032 256GB compatible motherboards:

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.
  • - 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) October 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.

 Comments

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

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The Best.
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Intel Core i7-11700K $350Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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