Average Bench: 151% (111th of 1012)

Based on 887 user benchmarks.  Model: PC SN520 NVMe WDC 512GB

Outstanding average bench

The PC SN520 NVMe WDC 512GB averaged 51.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the PC SN520 NVMe WDC 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 713MB/s
Avg. 4K-64Thread Read Speed 809MB/s

Poor consistency

The range of scores (95th - 5th percentile) for the PC SN520 NVMe WDC 512GB is 69.4%. This is a particularly wide range which indicates that the PC SN520 NVMe WDC 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 655MB/s
Avg. 4K Random Write Speed 96.3MB/s
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Average Bench

(Based on 887 samples)
Min Avg Max
566 Read 804 1,022
569 Write 834 1,072
514 Mixed 789 996
442 SusWrite 655 759
174% 771 MB/s
Min Avg Max
25.1 4K Read 36.2 43.3
56.9 4K Write 96.3 130
32.2 4K Mixed 50 61.9
170% 60.9 MB/s
Min Avg Max
439 DQ Read 809 1,061
187 DQ Write 387 860
365 DQ Mixed 713 987
499% 636 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
309GB free (System drive)
Firmware: 20220012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 692 669 743 666 740 741 MB/s
Read 876
Write 852
Mixed 868
SusWrite 708
186% 826 MB/s
4K Read 39.1
4K Write 93.7
4K Mixed 52.9
177% 61.9 MB/s
DQ Read 1041
DQ Write 366
DQ Mixed 822
576% 743 MB/s
387GB free (System drive)
Firmware: 20200012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 715 710 695 435 436 434 MB/s
Read 876
Write 921
Mixed 887
SusWrite 571
183% 814 MB/s
4K Read 38.6
4K Write 103
4K Mixed 55.4
184% 65.7 MB/s
DQ Read 981
DQ Write 494
DQ Mixed 923
636% 800 MB/s
352GB free (System drive)
Firmware: 20200012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 780 740 737 472 436 434 MB/s
Read 876
Write 962
Mixed 875
SusWrite 600
187% 828 MB/s
4K Read 38.3
4K Write 100
4K Mixed 53
179% 63.8 MB/s
DQ Read 995
DQ Write 412
DQ Mixed 871
601% 759 MB/s
388GB free (System drive)
Firmware: 20200012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 622 672 691 718 739 736 MB/s
Read 629
Write 789
Mixed 692
SusWrite 696
159% 702 MB/s
4K Read 36.2
4K Write 91.9
4K Mixed 52.6
171% 60.2 MB/s
DQ Read 677
DQ Write 320
DQ Mixed 634
434% 544 MB/s
887 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,943,684 SSDs tested.

Typical SN520 NVMe WDC 512GB Builds (Compare 1,843 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 74%
Battleship
Workstation
Workstation 42%
Speed boat

System: Dell G3 3590

EDIT WITH CUSTOM PC BUILDER

Popular SN520 NVMe WDC 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.
  • - 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) December 2019 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

1012 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.
CPUGPUSSD
Intel Core i5-9400F $145Nvidia GTX 1660S (Super) $244Crucial MX500 250GB $44
Intel Core i5-9600K $200Nvidia RTX 2060 $324Samsung 850 Evo 120GB $150
Intel Core i7-9700K $360AMD RX 590 $180Samsung 850 Pro 512GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $58SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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