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WDC

PC SN520 SDAPNUW-512G-1014 512GB

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Release date ≈ Q1 2019.

Average Bench: 169% (108th of 1040)

Based on 11,666 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1014
Poor: 108%Average: 169% Great: 205%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1014 512GB averaged 68.6% 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 767MB/s
Avg. 4K-64Thread Read Speed 882MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1014 512GB is 96.3%. 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 603MB/s
Avg. 4K Random Write Speed 109MB/s
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Average Bench

(Based on 11,666 samples)
Rank 108169%
Min Avg Max
594 Read 978 1,199
527 Write 1,079 1,328
498 Mixed 991 1,209
312 SusWrite 603 777
206% 913 MB/s
Min Avg Max
20.9 4K Read 38.4 46.5
53 4K Write 109 149
27.5 4K Mixed 54.2 67.9
185% 67.1 MB/s
Min Avg Max
394 DQ Read 882 1,078
224 DQ Write 704 1,095
279 DQ Mixed 767 1075
581% 784 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
284GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 863 752 740 587 445 508 MB/s
196% Outstanding
Read 1,117
Write 1,057
Mixed 948
SusWrite 649
212% 943 MB/s
4K Read 44.1
4K Write 154
4K Mixed 66.2
233% 88 MB/s
DQ Read 941
DQ Write 851
DQ Mixed 880
664% 891 MB/s
284GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 603 425 423 448 477 542 MB/s
188% Outstanding
Read 1,118
Write 1,077
Mixed 971
SusWrite 486
205% 913 MB/s
4K Read 44.2
4K Write 155
4K Mixed 67.1
235% 88.6 MB/s
DQ Read 962
DQ Write 868
DQ Mixed 884
672% 905 MB/s
143GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 712 580 493 480 494 481 MB/s
186% Outstanding
Read 1,023
Write 969
Mixed 848
SusWrite 540
190% 845 MB/s
4K Read 45.7
4K Write 147
4K Mixed 66.3
232% 86.4 MB/s
DQ Read 998
DQ Write 810
DQ Mixed 891
671% 900 MB/s
415GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 832 750 748 749 749 749 MB/s
183% Outstanding
Read 1,100
Write 1,299
Mixed 1,186
SusWrite 763
245% 1,087 MB/s
4K Read 39.4
4K Write 105
4K Mixed 55.1
186% 66.4 MB/s
DQ Read 909
DQ Write 654
DQ Mixed 757
572% 773 MB/s
184GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 719 263 266 266 277 273 MB/s
182% Outstanding
Read 1,123
Write 1,110
Mixed 978
SusWrite 344
199% 889 MB/s
4K Read 44
4K Write 147
4K Mixed 66.4
230% 85.9 MB/s
DQ Read 1,079
DQ Write 937
DQ Mixed 1056
778% 1,024 MB/s
84GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 681 419 409 394 375 368 MB/s
142% Outstanding
Read 1,068
Write 1,028
Mixed 1,070
SusWrite 441
203% 902 MB/s
4K Read 41.9
4K Write 50.4
4K Mixed 43.5
146% 45.3 MB/s
DQ Read 1,078
DQ Write 146
DQ Mixed 261
280% 495 MB/s
11,666 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 37,992,965 SSDs tested.

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical PC SN520 SDAPNUW-512G-1014 512GB Builds (Compare 3,673 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 40%
Speed boat
Desktop
Desktop 89%
Aircraft carrier
Workstation
Workstation 34%
Sail boat

System: Acer Nitro N50-600

CPU
Core i5-9400FIntel  $145Bench 87%, 175,323 samples1,476x
Core i5-8400Intel  $172Bench 85%, 225,330 samples1,166x
Core i7-8700Intel  $270Bench 90%, 238,707 samples406x
GPU
GTX 1650Nvidia  $155Bench 43%, 87,877 samples699x
GTX 1660-TiNvidia  $280Bench 77%, 181,150 samples568x
GTX 1050Nvidia  $128Bench 27%, 209,567 samples472x
SSD
PC SN520 SDAPNUW-512G-1014 512GBWDCBench 169%, 11,666 samples605x
RAM
M378A1K43DB2-CTD 1x8GBSamsungBench 43%, 4,195 samples493x
M378A1K43DB2-CTD 2x8GBSamsungBench 81%, 2,533 samples355x
ACR26D4U9S8ME-8 ACR26D4U9S1KA-4 12GBKingstonBench 61%, 1,002 samples208x
EDIT WITH CUSTOM PC BUILDER Value: 84% - Excellent Total price: $300

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.

UserBenchmark of the month

Gaming Desktop ProGaming

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) January 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

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Speed Comparisons

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
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vs Samsung 850 Evo 1TB
vs Crucial MX200 250GB

1040 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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-10600K $257Nvidia RTX 3060-Ti $400Crucial MX500 250GB $47
Intel Core i5-9600K $219Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $33Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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