Average Bench: 153% (139th of 1058)

Based on 1,501 user benchmarks.  Model: WDC PC SN520 SDAPNUW-512G-1202

Outstanding average bench

The WDC PC SN520 SDAPNUW-512G-1202 512GB averaged 53.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-512G-1202 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 593MB/s
Avg. 4K-64Thread Read Speed 681MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-512G-1202 512GB is 126%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-512G-1202 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 570MB/s
Avg. 4K Random Write Speed 100MB/s
ADVERTISEMENT

Average Bench

(Based on 1,501 samples)
Min Avg Max
333 Read 970 1,239
301 Write 960 1,304
314 Mixed 878 1202
278 SusWrite 570 769
190% 845 MB/s
Min Avg Max
17.6 4K Read 35.9 47.5
37.9 4K Write 100 166
21.9 4K Mixed 49.4 70.9
171% 61.9 MB/s
Min Avg Max
211 DQ Read 681 1,060
127 DQ Write 516 843
170 DQ Mixed 593 936
445% 597 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
199GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 802 522 509 512 510 484 MB/s
Read 1,219
Write 1,322
Mixed 1,121
SusWrite 556
237% 1,055 MB/s
4K Read 47.9
4K Write 139
4K Mixed 68.1
234% 85 MB/s
DQ Read 1022
DQ Write 717
DQ Mixed 788
611% 842 MB/s
337GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 721 564 537 502 444 437 MB/s
Read 1,222
Write 1,171
Mixed 1,036
SusWrite 534
222% 991 MB/s
4K Read 40.2
4K Write 116
4K Mixed 58.2
197% 71.5 MB/s
DQ Read 882
DQ Write 562
DQ Mixed 695
525% 713 MB/s
224GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 548 532 501 498 441 477 MB/s
Read 1,022
Write 471
Mixed 620
SusWrite 499
145% 653 MB/s
4K Read 34.2
4K Write 117
4K Mixed 54.4
183% 68.4 MB/s
DQ Read 911
DQ Write 512
DQ Mixed 420
390% 614 MB/s
132GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 756 339 263 261 260 252 MB/s
Read 916
Write 1,234
Mixed 772
SusWrite 355
184% 819 MB/s
4K Read 41.5
4K Write 128
4K Mixed 52.1
197% 73.8 MB/s
DQ Read 804
DQ Write 680
DQ Mixed 732
551% 739 MB/s
130GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 613 366 318 333 294 304 MB/s
Read 1,156
Write 1,098
Mixed 1,020
SusWrite 371
204% 911 MB/s
4K Read 34.6
4K Write 75.5
4K Mixed 36.6
139% 48.9 MB/s
DQ Read 772
DQ Write 239
DQ Mixed 411
328% 474 MB/s
437GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 667 667 629 625 540 505 MB/s
Read 1,071
Write 1011
Mixed 837
SusWrite 606
198% 881 MB/s
4K Read 33.1
4K Write 63
4K Mixed 41.6
137% 45.9 MB/s
DQ Read 224
DQ Write 139
DQ Mixed 206
147% 190 MB/s
385GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 672 692 682 696 581 716 MB/s
Read 941
Write 897
Mixed 985
SusWrite 673
197% 874 MB/s
4K Read 27.6
4K Write 76.4
4K Mixed 15.8
102% 39.9 MB/s
DQ Read 131
DQ Write 366
DQ Mixed 566
341% 354 MB/s
208GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 461 422 401 398 374 403 MB/s
Read 510
Write 479
Mixed 403
SusWrite 410
101% 451 MB/s
4K Read 19
4K Write 39
4K Mixed 29.4
87% 29.1 MB/s
DQ Read 292
DQ Write 151
DQ Mixed 213
161% 219 MB/s
212GB free (System drive)
Firmware: 20200000
SusWrite @10s intervals: 410 413 407 442 319 411 MB/s
Read 311
Write 340
Mixed 233
SusWrite 400
73% 321 MB/s
4K Read 7.4
4K Write 18.5
4K Mixed 17.3
43% 14.4 MB/s
DQ Read 155
DQ Write 84
DQ Mixed 98.6
79% 112 MB/s
1,501 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,257,179 SSDs tested.

Typical PC SN520 SDAPNUW-512G-1202 512GB Builds (Compare 896 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 58%
Gunboat
Workstation
Workstation 10%
Tree trunk

System: Asus VivoBook_ASUSLaptop X412DA_X412DA

EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-512G-1202 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

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) September 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]

ADVERTISEMENT

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

1058 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback