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WDC

PC SN520 SDAPNUW-512G-1014 512GB

▲ 502 ▼

Release date ≈ Q1 2019.

Average Bench: 169% (122nd of 1058)

Based on 18,698 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1014
Poor: 110%Average: 169% Great: 207%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1014 512GB averaged 68.8% 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 736MB/s
Avg. 4K-64Thread Read Speed 865MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1014 512GB is 97.6%. 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 525MB/s
Avg. 4K Random Write Speed 110MB/s
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Average Bench

(Based on 18,698 samples)
Rank 122169%
Min Avg Max
618 Read 1,056 1,220
306 Write 1,025 1,314
428 Mixed 956 1,196
237 SusWrite 525 770
200% 890 MB/s
Min Avg Max
23.9 4K Read 48 47
53.4 4K Write 110 156
25.5 4K Mixed 53.9 68.8
200% 70.6 MB/s
Min Avg Max
433 DQ Read 865 1,077
254 DQ Write 662 1,054
318 DQ Mixed 736 1,075
558% 754 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
323GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 41 41 44 44 44 45 MB/s
446% Outstanding
Read 4,306
Write 45.2
Mixed 90.2
SusWrite 43.1
233% 1,121 MB/s
4K Read 671
4K Write 2.9
4K Mixed 5.8
1,026% 227 MB/s
425GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 949 742 736 738 712 706 MB/s
182% Outstanding
Read 1,074
Write 1,045
Mixed 936
SusWrite 764
215% 955 MB/s
4K Read 50.3
4K Write 90.9
4K Mixed 61.1
203% 67.4 MB/s
DQ Read 1,078
DQ Write 225
DQ Mixed 475
394% 592 MB/s
127GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 460 313 340 275 266 267 MB/s
171% Outstanding
Read 1,125
Write 1,243
Mixed 1,165
SusWrite 320
216% 963 MB/s
4K Read 41.3
4K Write 113
4K Mixed 59.1
198% 71.1 MB/s
DQ Read 1,077
DQ Write 942
DQ Mixed 1,038
770% 1,019 MB/s
143GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 703 738 735 716 715 714 MB/s
160% Outstanding
Read 738
Write 652
Mixed 566
SusWrite 720
151% 669 MB/s
4K Read 28.9
4K Write 136
4K Mixed 43.5
171% 69.3 MB/s
DQ Read 813
DQ Write 742
DQ Mixed 676
535% 744 MB/s
204GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 622 554 436 453 467 485 MB/s
154% Outstanding
Read 1,099
Write 1,180
Mixed 1,082
SusWrite 503
217% 966 MB/s
4K Read 38.1
4K Write 96.8
4K Mixed 54.4
179% 63.1 MB/s
DQ Read 635
DQ Write 411
DQ Mixed 338
302% 461 MB/s
309GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 459 450 443 434 422 426 MB/s
143% Outstanding
Read 1,090
Write 1,110
Mixed 672
SusWrite 439
185% 828 MB/s
4K Read 36.7
4K Write 84.7
4K Mixed 49.5
164% 57 MB/s
DQ Read 624
DQ Write 335
DQ Mixed 435
336% 465 MB/s
144GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 215 275 303 297 285 296 MB/s
134% Outstanding
Read 946
Write 239
Mixed 418
SusWrite 279
103% 470 MB/s
4K Read 30.9
4K Write 105
4K Mixed 47.4
163% 61.2 MB/s
DQ Read 1041
DQ Write 229
DQ Mixed 304
309% 525 MB/s
278GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 666 497 638 701 654 541 MB/s
98.2% Outstanding
Read 625
Write 786
Mixed 714
SusWrite 616
155% 685 MB/s
4K Read 22.9
4K Write 57.8
4K Mixed 23.7
96% 34.8 MB/s
DQ Read 160
DQ Write 131
DQ Mixed 89.5
82% 127 MB/s
18,698 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 56,070,365 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 22,446 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 8%
Tree trunk
Desktop
Desktop 70%
Battle cruiser
Workstation
Workstation 8%
Tree trunk

System: Acer Nitro AN515-54

CPU
Core i5-9300HIntelBench 72%, 118,791 samples11,976x
Core i7-9750HIntelBench 77%, 318,995 samples5,655x
Core i5-9300HIntelBench 73%, 21,941 samples3,701x
GPU
UHD Graphics 630IntelBench 5%, 466,129 samples12,241x
GTX 1650 (Mobile)NvidiaBench 41%, 85,585 samples5,950x
GeForce GTX 1050NvidiaBench 27%, 17,963 samples1,670x
SSD
PC SN520 SDAPNUW-512G-1014 512GBWDCBench 169%, 18,698 samples1x
RAM
HMA81GS6JJR8N-VK 1x8GBHynixBench 40%, 49,527 samples2,295x
ACR26D4S9S8HJ-8 1x8GBKingstonBench 42%, 4,447 samples2,237x
ACR26D4S9S8ME-8 1x8GBKingstonBench 41%, 18,654 samples2,215x
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.

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.
  • - 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) June 2022 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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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-12600K $280Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-12400F $170Nvidia RTX 3070 $500Samsung 850 Evo 120GB $111
Intel Core i7-12700K $380Nvidia RTX 3050 $250Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $33Corsair Vengeance LPX DDR4 3200 C16 2x8GB $69SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $470SanDisk Ultra Fit 32GB $16
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