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WDC

PC SN520 SDAPNUW-128G-1006 128GB

▲ 500 ▼

Release date ≈ Q3 2018.

Average Bench: 121% (189th of 1072)

Based on 4,055 user benchmarks.  Model: WDC PC SN520 SDAPNUW-128G-1006
Poor: 70%Average: 121% Great: 155%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPNUW-128G-1006 128GB averaged 20.5% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPNUW-128G-1006 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 267MB/s
Avg. 4K Random Read Speed 50.9MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPNUW-128G-1006 128GB is 85.7%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPNUW-128G-1006 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 186MB/s
Avg. Sequential Mixed IO Speed 478MB/s
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Average Bench

(Based on 4,055 samples)
Rank 189121%
Min Avg Max
529 Read 857 980
49.5 Write 564 745
98.3 Mixed 478 722
43.2 SusWrite 186 233
116% 521 MB/s
Min Avg Max
18.4 4K Read 50.9 52.6
2.9 4K Write 101 170
5.94 4K Mixed 48.4 71
192% 66.7 MB/s
Min Avg Max
218 DQ Read 382 439
127 DQ Write 392 726
128 DQ Mixed 267 405
234% 347 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
38GB free (System drive)
Firmware: 20110006
SusWrite @10s intervals: 46 47 46 45 46 46 MB/s
366% Outstanding
Read 4,928
Write 47.5
Mixed 95.2
SusWrite 46
266% 1,279 MB/s
4K Read 410
4K Write 2.6
4K Mixed 4.9
629% 139 MB/s
68GB free (System drive)
Firmware: 20110006
SusWrite @10s intervals: 259 224 206 215 224 196 MB/s
106% Outstanding
Read 677
Write 558
Mixed 616
SusWrite 221
116% 518 MB/s
4K Read 31.9
4K Write 79.3
4K Mixed 46
149% 52.4 MB/s
DQ Read 428
DQ Write 433
DQ Mixed 213
220% 358 MB/s
47GB free (System drive)
Firmware: 20110006
SusWrite @10s intervals: 170 222 154 153 155 152 MB/s
85.4% Excellent
Read 703
Write 574
Mixed 272
SusWrite 168
95% 429 MB/s
4K Read 22.8
4K Write 68.7
4K Mixed 27.6
106% 39.7 MB/s
DQ Read 368
DQ Write 286
DQ Mixed 321
242% 325 MB/s
67GB free (System drive)
Firmware: 20110006
SusWrite @10s intervals: 170 149 136 149 146 156 MB/s
80.9% Excellent
Read 851
Write 757
Mixed 412
SusWrite 151
121% 543 MB/s
4K Read 22.2
4K Write 56.7
4K Mixed 22.7
93% 33.9 MB/s
DQ Read 234
DQ Write 193
DQ Mixed 167
138% 198 MB/s
4,055 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,721,462 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-128G-1006 128GB Builds (Compare 4,077 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 65%
Destroyer
Workstation
Workstation 9%
Tree trunk

System: HP Pavilion Gaming Laptop 15-cx0xxx

CPU
Core i5-8300HIntelBench 65%, 167,898 samples2,754x
Core i7-8750HIntelBench 70%, 442,631 samples1,184x
Core i5-8250UIntelBench 53%, 234,942 samples98x
GPU
UHD Graphics 630IntelBench 5%, 506,702 samples2,155x
GTX 1050-Ti (Mobile)NvidiaBench 29%, 105,856 samples955x
GTX 1050 (Mobile)NvidiaBench 23%, 160,694 samples750x
SSD
PC SN520 SDAPNUW-128G-1006 128GBWDCBench 121%, 4,055 samples179x
RAM
M471A5244CB0-CTD 2x4GBSamsungBench 60%, 54,777 samples630x
M471A1K43CB1-CTD 2x8GBSamsungBench 76%, 108,106 samples306x
4ATF51264HZ-2G6E1 2x4GBMicronBench 59%, 11,378 samples282x
EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPNUW-128G-1006 128GB 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) 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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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 $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair 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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