Average Bench: 152% (114th of 1016)

Based on 1,796 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1002

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1002 512GB averaged 52.4% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-512G-1002 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 674MB/s
Avg. 4K-64Thread Read Speed 785MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1002 512GB is 96.2%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-512G-1002 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 631MB/s
Avg. Sequential Mixed IO Speed 645MB/s
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Average Bench

(Based on 1,796 samples)
Min Avg Max
400 Read 723 1,134
395 Write 763 1,261
325 Mixed 645 1,140
412 SusWrite 631 767
156% 690 MB/s
Min Avg Max
24.8 4K Read 38.5 46.3
63.3 4K Write 110 152
31.4 4K Mixed 54.4 67.4
187% 67.8 MB/s
Min Avg Max
371 DQ Read 785 1,072
107 DQ Write 436 926
204 DQ Mixed 674 1,000
484% 632 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
413GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 900 783 734 730 734 726 MB/s
Read 1,185
Write 1,306
Mixed 1,196
SusWrite 768
251% 1,114 MB/s
4K Read 48.2
4K Write 137
4K Mixed 68.2
233% 84.4 MB/s
DQ Read 968
DQ Write 669
DQ Mixed 744
576% 794 MB/s
416GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 844 762 747 749 749 750 MB/s
Read 1,145
Write 1,261
Mixed 1,156
SusWrite 767
244% 1,082 MB/s
4K Read 42.9
4K Write 128
4K Mixed 64
215% 78.2 MB/s
DQ Read 1,016
DQ Write 842
DQ Mixed 924
694% 928 MB/s
196GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 854 736 733 726 714 705 MB/s
Read 742
Write 713
Mixed 669
SusWrite 744
162% 717 MB/s
4K Read 38.2
4K Write 145
4K Mixed 70.2
224% 84.4 MB/s
DQ Read 947
DQ Write 799
DQ Mixed 861
648% 869 MB/s
438GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 669 680 625 653 731 743 MB/s
Read 807
Write 778
Mixed 666
SusWrite 683
165% 733 MB/s
4K Read 42.6
4K Write 115
4K Mixed 59.5
202% 72.4 MB/s
DQ Read 1,032
DQ Write 396
DQ Mixed 803
570% 744 MB/s
420GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 483 673 671 698 712 601 MB/s
Read 536
Write 712
Mixed 450
SusWrite 640
132% 584 MB/s
4K Read 42.3
4K Write 127
4K Mixed 62.2
211% 77.1 MB/s
DQ Read 41.8
DQ Write 97.4
DQ Mixed 346
185% 162 MB/s
449GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 509 516 536 595 477 291 MB/s
Read 466
Write 313
Mixed 341
SusWrite 487
90% 402 MB/s
4K Read 31.5
4K Write 86.1
4K Mixed 35
138% 50.9 MB/s
DQ Read 717
DQ Write 326
DQ Mixed 609
428% 550 MB/s
365GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 371 356 399 437 340 362 MB/s
Read 413
Write 522
Mixed 328
SusWrite 378
92% 410 MB/s
4K Read 24.6
4K Write 49.5
4K Mixed 28.2
100% 34.1 MB/s
DQ Read 560
DQ Write 162
DQ Mixed 386
278% 369 MB/s
1,796 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,397,769 SSDs tested.

Typical PC SN520 SDAPNUW-512G-1002 512GB Builds (Compare 858 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 73%
Battleship
Workstation
Workstation 41%
Speed boat

System: Asus ZenBook UX433FN_UX433FN

EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-512G-1002 512GB 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.
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  • - Explore your best upgrade options with a virtual PC build.
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  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) January 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]

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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

1016 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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Intel Core i7-9700K $375Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
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WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Ultra Fit 32GB $14
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