Average Bench: 164% (121st of 1053)

Based on 5,747 user benchmarks.  Model: WDC PC SN520 SDAPMUW-512G-1101

Outstanding average bench

The WDC PC SN520 SDAPMUW-512G-1101 512GB averaged 63.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPMUW-512G-1101 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 737MB/s
Avg. 4K-64Thread Read Speed 854MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPMUW-512G-1101 512GB is 75.4%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPMUW-512G-1101 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 639MB/s
Avg. 4K Random Read Speed 37.1MB/s
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Average Bench

(Based on 5,747 samples)
Min Avg Max
582 Read 873 1,212
556 Write 868 1,207
525 Mixed 765 1,041
363 SusWrite 639 768
177% 786 MB/s
Min Avg Max
22.3 4K Read 37.1 44.5
62.2 4K Write 109 142
29 4K Mixed 53.2 65.2
182% 66.4 MB/s
Min Avg Max
432 DQ Read 854 1,083
239 DQ Write 640 892
325 DQ Mixed 737 1,001
554% 744 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
274GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 987 745 740 738 738 741 MB/s
Read 1,017
Write 1200
Mixed 1,049
SusWrite 781
228% 1,012 MB/s
4K Read 36.2
4K Write 99.4
4K Mixed 52.6
175% 62.7 MB/s
DQ Read 921
DQ Write 742
DQ Mixed 838
626% 834 MB/s
404GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 581 689 704 686 686 684 MB/s
Read 734
Write 714
Mixed 650
SusWrite 672
156% 692 MB/s
4K Read 43.3
4K Write 124
4K Mixed 62
211% 76.5 MB/s
DQ Read 1,046
DQ Write 706
DQ Mixed 850
641% 867 MB/s
303GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 831 736 739 750 747 747 MB/s
Read 1,096
Write 1,053
Mixed 926
SusWrite 758
216% 958 MB/s
4K Read 33.8
4K Write 75.7
4K Mixed 43
146% 50.8 MB/s
DQ Read 576
DQ Write 363
DQ Mixed 500
364% 480 MB/s
407GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 524 686 689 646 697 698 MB/s
Read 680
Write 666
Mixed 454
SusWrite 657
138% 614 MB/s
4K Read 19.9
4K Write 113
4K Mixed 35.4
135% 56 MB/s
DQ Read 911
DQ Write 367
DQ Mixed 582
446% 620 MB/s
425GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 546 506 549 531 519 545 MB/s
Read 900
Write 542
Mixed 623
SusWrite 533
145% 649 MB/s
4K Read 18.5
4K Write 10.2
4K Mixed 14.2
52% 14.3 MB/s
DQ Read 548
DQ Write 40.3
DQ Mixed 54
100% 214 MB/s
5,747 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,048,399 SSDs tested.

Typical PC SN520 SDAPMUW-512G-1101 512GB Builds (Compare 6,492 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 57%
Gunboat
Desktop
Desktop 86%
Aircraft carrier
Workstation
Workstation 50%
Yacht

System: Lenovo 81SX

EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPMUW-512G-1101 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) March 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

1053 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 i7-10700K $325Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $50
HDDRAMUSB
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WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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