Average Bench: 163% (124th of 1058)

Based on 14,611 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1014

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1014 512GB averaged 62.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-512G-1014 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 704MB/s
Avg. 4K-64Thread Read Speed 861MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1014 512GB is 106%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-512G-1014 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 553MB/s
Avg. 4K Random Write Speed 106MB/s
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Average Bench

(Based on 14,611 samples)
Min Avg Max
592 Read 989 1,206
375 Write 1,048 1,313
408 Mixed 970 1,200
279 SusWrite 553 771
200% 890 MB/s
Min Avg Max
19.8 4K Read 40 46.8
44.3 4K Write 106 153
24.6 4K Mixed 53.4 68.7
185% 66.4 MB/s
Min Avg Max
421 DQ Read 861 1,078
217 DQ Write 604 1,014
259 DQ Mixed 704 1,073
534% 723 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
430GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 862 797 747 748 748 748 MB/s
Read 1,214
Write 1,328
Mixed 1,011
SusWrite 775
244% 1,082 MB/s
4K Read 42.2
4K Write 132
4K Mixed 63.9
216% 79.3 MB/s
DQ Read 1,076
DQ Write 1,318
DQ Mixed 1,074
844% 1,156 MB/s
223GB free
Firmware: 20110000
SusWrite @10s intervals: 770 524 523 524 534 514 MB/s
Read 1,162
Write 1,218
Mixed 1,157
SusWrite 565
231% 1,025 MB/s
4K Read 43.6
4K Write 117
4K Mixed 62
208% 74.3 MB/s
DQ Read 1,070
DQ Write 789
DQ Mixed 1062
758% 974 MB/s
75GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 810 723 708 710 519 536 MB/s
Read 761
Write 769
Mixed 660
SusWrite 668
161% 714 MB/s
4K Read 36.1
4K Write 155
4K Mixed 67.6
223% 86.2 MB/s
DQ Read 968
DQ Write 615
DQ Mixed 754
572% 779 MB/s
75GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 749 527 514 495 508 535 MB/s
Read 741
Write 764
Mixed 633
SusWrite 555
152% 673 MB/s
4K Read 34.1
4K Write 123
4K Mixed 55.3
188% 70.9 MB/s
DQ Read 965
DQ Write 617
DQ Mixed 763
577% 782 MB/s
89GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 573 320 329 346 331 322 MB/s
Read 628
Write 710
Mixed 584
SusWrite 370
129% 573 MB/s
4K Read 43.7
4K Write 154
4K Mixed 68.3
235% 88.5 MB/s
DQ Read 930
DQ Write 471
DQ Mixed 604
474% 668 MB/s
417GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 779 698 635 698 744 745 MB/s
Read 865
Write 1,058
Mixed 1,110
SusWrite 717
212% 937 MB/s
4K Read 39.5
4K Write 77.5
4K Mixed 42
155% 53 MB/s
DQ Read 650
DQ Write 453
DQ Mixed 518
396% 541 MB/s
100GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 533 190 201 246 273 183 MB/s
Read 920
Write 1,112
Mixed 1078
SusWrite 271
190% 845 MB/s
4K Read 35.3
4K Write 75.3
4K Mixed 48.5
156% 53 MB/s
DQ Read 373
DQ Write 302
DQ Mixed 338
253% 338 MB/s
14,611 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 49,558,548 SSDs tested.

Typical PC SN520 SDAPNUW-512G-1014 512GB Builds (Compare 19,185 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 9%
Tree trunk
Desktop
Desktop 71%
Battleship
Workstation
Workstation 8%
Tree trunk

System: Acer Nitro AN515-54

EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-512G-1014 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
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  • - Compare your components to the current market leaders.
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Solid State Drive Rankings (Price vs Performance) December 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 i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i5-11400F $196Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $200
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $76SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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