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WDC

PC SN520 SDAPNUW-512G-1014 512GB

▲ 503 ▼

Release date ≈ Q1 2019.

Average Bench: 168% (135th of 1072)

Based on 18,999 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1014
Poor: 110%Average: 168% Great: 213%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1014 512GB averaged 68.1% 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 764MB/s
Avg. 4K-64Thread Read Speed 893MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1014 512GB is 103%. 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 533MB/s
Avg. 4K Random Write Speed 111MB/s
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Average Bench

(Based on 18,999 samples)
Rank 135168%
Min Avg Max
631 Read 1,036 1,218
429 Write 1,039 1,328
445 Mixed 961 1,198
267 SusWrite 533 775
201% 892 MB/s
Min Avg Max
24.3 4K Read 42.9 48.2
54.5 4K Write 111 169
27.1 4K Mixed 54.4 70.3
193% 69.3 MB/s
Min Avg Max
423 DQ Read 893 1078
225 DQ Write 683 1,085
274 DQ Mixed 764 1,078
578% 780 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
171GB free
Firmware: 20110000
SusWrite @10s intervals: 296 362 371 387 353 323 MB/s
184% Outstanding
Read 1,197
Write 1,307
Mixed 1,107
SusWrite 349
222% 990 MB/s
4K Read 46.1
4K Write 119
4K Mixed 66.8
219% 77.4 MB/s
DQ Read 1,055
DQ Write 1,065
DQ Mixed 1,077
805% 1,066 MB/s
400GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 519 722 728 741 741 737 MB/s
175% Outstanding
Read 1,121
Write 1,172
Mixed 1,135
SusWrite 698
232% 1,032 MB/s
4K Read 39.6
4K Write 92.3
4K Mixed 54.8
179% 62.2 MB/s
DQ Read 776
DQ Write 659
DQ Mixed 398
385% 611 MB/s
212GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 636 588 534 553 545 532 MB/s
163% Outstanding
Read 948
Write 1,236
Mixed 1,106
SusWrite 565
218% 963 MB/s
4K Read 37.4
4K Write 104
4K Mixed 55.1
182% 65.6 MB/s
DQ Read 865
DQ Write 661
DQ Mixed 728
554% 752 MB/s
289GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 839 566 538 471 513 403 MB/s
154% Outstanding
Read 981
Write 1,167
Mixed 1,060
SusWrite 555
212% 941 MB/s
4K Read 38.2
4K Write 92.9
4K Mixed 53
175% 61.4 MB/s
DQ Read 683
DQ Write 497
DQ Mixed 430
365% 537 MB/s
81GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 510 264 216 193 216 197 MB/s
151% Outstanding
Read 1,123
Write 1,189
Mixed 1,096
SusWrite 266
206% 918 MB/s
4K Read 36.8
4K Write 87.1
4K Mixed 49.4
165% 57.8 MB/s
DQ Read 955
DQ Write 784
DQ Mixed 800
618% 846 MB/s
75GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 418 444 408 376 380 387 MB/s
120% Outstanding
Read 630
Write 491
Mixed 499
SusWrite 402
113% 505 MB/s
4K Read 26.6
4K Write 81
4K Mixed 39.8
134% 49.1 MB/s
DQ Read 796
DQ Write 472
DQ Mixed 634
472% 634 MB/s
18,999 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,836,563 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 4,427 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 39%
Jet ski
Desktop
Desktop 88%
Aircraft carrier
Workstation
Workstation 33%
Sail boat

System: Acer Nitro N50-600

CPU
Core i5-9400FIntel  $98Bench 85%, 299,482 samples1,905x
Core i5-8400Intel  $131Bench 82%, 312,220 samples1,325x
Core i7-8700Intel  $200Bench 87%, 349,567 samples422x
GPU
GTX 1650Nvidia  $155Bench 43%, 259,091 samples886x
GTX 1660-TiNvidia  $143Bench 76%, 318,562 samples551x
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples531x
SSD
PC SN520 SDAPNUW-512G-1014 512GBWDCBench 168%, 18,999 samples667x
RAM
M378A1K43DB2-CTD 1x8GBSamsungBench 43%, 7,517 samples334x
M378A1K43DB2-CTD 2x8GBSamsungBench 79%, 6,043 samples315x
HMA81GU6CJR8N-VK 1x8GBHynixBench 44%, 10,608 samples199x
EDIT WITH CUSTOM PC BUILDER Value: 84% - Excellent Total price: $253

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 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 value for money upgrades.

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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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
Solid State Drive Rankings (Price vs Performance) May 2024 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.

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1072 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?
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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $23Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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