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SN520 NVMe WDC 512GB

▲ 500 ▼

Release date ≈ Q4 2018.

Average Bench: 145% (160th of 1072)

Based on 5,261 user benchmarks.  Model: PC SN520 NVMe WDC 512GB
Poor: 86%Average: 145% Great: 205%

Popular builds with this SSD

Outstanding average bench

The PC SN520 NVMe WDC 512GB averaged 44.8% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the PC SN520 NVMe WDC 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 620MB/s
Avg. 4K-64Thread Read Speed 730MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the PC SN520 NVMe WDC 512GB is 118%. This is a particularly wide range which indicates that the PC SN520 NVMe WDC 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 483MB/s
Avg. 4K Random Write Speed 97.7MB/s
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Average Bench

(Based on 5,261 samples)
Rank 160145%
Min Avg Max
526 Read 862 1,215
400 Write 849 1,278
361 Mixed 779 1,161
198 SusWrite 483 768
167% 743 MB/s
Min Avg Max
21.8 4K Read 40.5 46.4
43.1 4K Write 97.7 151
26.3 4K Mixed 50.8 68.1
178% 63 MB/s
Min Avg Max
263 DQ Read 730 1,093
125 DQ Write 437 926
164 DQ Mixed 620 1,062
452% 596 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
381GB free (System drive)
Firmware: 20220012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 988 741 742 738 739 743 MB/s
222% Outstanding
Read 1,230
Write 1,365
Mixed 1,120
SusWrite 782
253% 1,124 MB/s
4K Read 48.6
4K Write 178
4K Mixed 72.8
261% 99.8 MB/s
DQ Read 1,098
DQ Write 892
DQ Mixed 998
747% 996 MB/s
167GB free (System drive)
Firmware: 20200012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 904 653 532 522 486 523 MB/s
165% Outstanding
Read 1,080
Write 1,011
Mixed 939
SusWrite 604
204% 908 MB/s
4K Read 40.9
4K Write 98.1
4K Mixed 56.3
186% 65.1 MB/s
DQ Read 738
DQ Write 473
DQ Mixed 604
451% 605 MB/s
438GB free (System drive)
Firmware: 20240012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 753 696 715 728 745 743 MB/s
149% Outstanding
Read 882
Write 914
Mixed 697
SusWrite 730
182% 806 MB/s
4K Read 35
4K Write 85
4K Mixed 48.7
160% 56.2 MB/s
DQ Read 555
DQ Write 317
DQ Mixed 427
320% 433 MB/s
181GB free (System drive)
Firmware: 20240012 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 265 277 263 296 247 256 MB/s
74% Very good
Read 373
Write 290
Mixed 310
SusWrite 267
70% 310 MB/s
4K Read 30.4
4K Write 33.9
4K Mixed 28.9
101% 31.1 MB/s
DQ Read 440
DQ Write 80.5
DQ Mixed 148
138% 223 MB/s
5,261 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 73,436,901 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 SN520 NVMe WDC 512GB Builds (Compare 2,742 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 65%
Battle cruiser
Workstation
Workstation 10%
Tree trunk

System: Dell G3 3590

CPU
Core i5-9300HIntelBench 65%, 116,682 samples1,413x
Core i7-9750HIntelBench 73%, 328,182 samples1,328x
Core i7-9850HIntelBench 77%, 9,974 samples1x
GPU
UHD Graphics 630IntelBench 5%, 506,702 samples1,364x
GTX 1660-Ti (Mobile Max-Q)NvidiaBench 57%, 12,899 samples810x
GTX 1650 (Mobile)NvidiaBench 41%, 92,838 samples413x
SSD
SN520 NVMe WDC 512GBPCBench 145%, 5,261 samples383x
RAM
HMA851S6JJR6N-VK 2x4GBUnknownBench 62%, 3,853 samples232x
HMA81GS6JJR8N-VK 2x8GBUnknownBench 74%, 13,906 samples168x
KKN2NM-MIE 2x4GBUnknownBench 59%, 2,182 samples167x
EDIT WITH CUSTOM PC BUILDER

Popular SN520 NVMe WDC 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

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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
  • - 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) December 2023 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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Speed Comparisons

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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?
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 i5-13600K $270Nvidia RTX 4060 $295Crucial MX500 250GB $30
Intel Core i5-12400F $146Nvidia RTX 4060-Ti $360Samsung 850 Evo 120GB $80
Intel Core i5-12600K $189Nvidia RTX 3060-Ti $340Samsung 860 Evo 250GB $49
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $42SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $50G.SKILL Trident Z DDR4 3200 C14 4x16GB $357SanDisk Ultra Fit 32GB $16
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