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WDC

PC SN520 SDAPNUW-512G-1002 512GB

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Release date ≈ Q4 2018.

Average Bench: 141% (167th of 1072)

Based on 4,269 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1002
Poor: 89%Average: 141% Great: 197%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1002 512GB averaged 41.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-512G-1002 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 595MB/s
Avg. 4K-64Thread Read Speed 713MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1002 512GB is 108%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-512G-1002 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 501MB/s
Avg. Sequential Mixed IO Speed 647MB/s
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Average Bench

(Based on 4,269 samples)
Rank 167141%
Min Avg Max
406 Read 771 1,180
367 Write 742 1,236
314 Mixed 647 1,101
229 SusWrite 501 761
150% 665 MB/s
Min Avg Max
21.5 4K Read 40.2 46.2
37.8 4K Write 101 153
22.2 4K Mixed 50.8 68.6
179% 63.8 MB/s
Min Avg Max
297 DQ Read 713 1,072
89.9 DQ Write 395 876
144 DQ Mixed 595 1,063
432% 568 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
415GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 952 751 754 752 752 753 MB/s
224% Outstanding
Read 1,229
Write 1,355
Mixed 1,116
SusWrite 786
252% 1,121 MB/s
4K Read 48.5
4K Write 173
4K Mixed 73.8
260% 98.6 MB/s
DQ Read 1,075
DQ Write 1,014
DQ Mixed 1,077
799% 1,055 MB/s
419GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 930 751 751 735 753 751 MB/s
223% Outstanding
Read 1,222
Write 1,361
Mixed 1,119
SusWrite 778
252% 1,120 MB/s
4K Read 48.8
4K Write 173
4K Mixed 73.2
259% 98.2 MB/s
DQ Read 1,077
DQ Write 1,015
DQ Mixed 1,090
806% 1,060 MB/s
187GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 629 649 610 687 550 487 MB/s
141% Outstanding
Read 922
Write 786
Mixed 676
SusWrite 602
167% 746 MB/s
4K Read 36.8
4K Write 80.6
4K Mixed 50.3
163% 55.9 MB/s
DQ Read 478
DQ Write 267
DQ Mixed 509
342% 418 MB/s
86GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 538 528 506 424 437 440 MB/s
140% Outstanding
Read 930
Write 669
Mixed 552
SusWrite 479
147% 658 MB/s
4K Read 34.1
4K Write 85.8
4K Mixed 45.6
156% 55.2 MB/s
DQ Read 795
DQ Write 324
DQ Mixed 641
453% 587 MB/s
392GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 798 618 573 576 583 493 MB/s
131% Outstanding
Read 922
Write 850
Mixed 804
SusWrite 607
179% 795 MB/s
4K Read 34.5
4K Write 67.7
4K Mixed 39.2
138% 47.1 MB/s
DQ Read 459
DQ Write 202
DQ Mixed 353
256% 338 MB/s
326GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 769 534 479 507 508 496 MB/s
106% Outstanding
Read 715
Write 814
Mixed 619
SusWrite 549
152% 674 MB/s
4K Read 16.7
4K Write 59.1
4K Mixed 21.7
84% 32.5 MB/s
DQ Read 468
DQ Write 363
DQ Mixed 442
324% 424 MB/s
118GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 570 298 316 321 335 328 MB/s
106% Outstanding
Read 635
Write 719
Mixed 448
SusWrite 361
122% 541 MB/s
4K Read 34.4
4K Write 80.3
4K Mixed 45.8
153% 53.5 MB/s
DQ Read 276
DQ Write 216
DQ Mixed 288
204% 260 MB/s
290GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 372 276 277 304 264 415 MB/s
85.8% Excellent
Read 680
Write 325
Mixed 534
SusWrite 318
103% 464 MB/s
4K Read 24.3
4K Write 38.3
4K Mixed 31.2
97% 31.3 MB/s
DQ Read 279
DQ Write 107
DQ Mixed 172
132% 186 MB/s
401GB free (System drive)
Firmware: 20110000
SusWrite @10s intervals: 446 382 444 388 355 366 MB/s
84.1% Excellent
Read 538
Write 356
Mixed 317
SusWrite 397
90% 402 MB/s
4K Read 20.5
4K Write 55.4
4K Mixed 33
103% 36.3 MB/s
DQ Read 123
DQ Write 144
DQ Mixed 168
117% 145 MB/s
4,269 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,638,122 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-1002 512GB Builds (Compare 279 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 58%
Gunboat
Workstation
Workstation 9%
Tree trunk

System: Asus ZenBook UX433FN_UX433FN

CPU
Core i7-8565UIntelBench 55%, 81,207 samples205x
Core i5-8265UIntelBench 53%, 87,841 samples74x
GPU
UHD Graphics 620IntelBench 5%, 178,291 samples195x
MX150-2NvidiaBench 11%, 5,332 samples84x
SSD
PC SN520 SDAPNUW-512G-1002 512GBWDCBench 141%, 4,269 samples137x
RAM
MT52L1G32D4PG-093 2x8GBMicronBench 66%, 14,288 samples156x
K4E6E304EC-EGCG 2x4GBSamsungBench 68%, 8,402 samples96x
MT52L512M32D2PF-09 2x4GBMicronBench 67%, 6,726 samples18x
EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-512G-1002 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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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
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  • - Compare your in-game FPS to other users with your hardware
Solid State Drive Rankings (Price vs Performance) April 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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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $186Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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