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WDC

PC SN520 SDAPMUW-128G-1101 128GB

▲ 501 ▼

Release date ≈ Q2 2019.

Average Bench: 113% (202nd of 1072)

Based on 2,317 user benchmarks.  Model: WDC PC SN520 SDAPMUW-128G-1101
Poor: 64%Average: 113% Great: 145%

Popular builds with this SSD

Outstanding average bench

The WDC PC SN520 SDAPMUW-128G-1101 128GB averaged 12.7% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the WDC PC SN520 SDAPMUW-128G-1101 128GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 263MB/s
Avg. 4K Random Mixed IO Speed 48.3MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the WDC PC SN520 SDAPMUW-128G-1101 128GB is 80.5%. This is a particularly wide range which indicates that the WDC PC SN520 SDAPMUW-128G-1101 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 183MB/s
Avg. Sequential Mixed IO Speed 483MB/s
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Average Bench

(Based on 2,317 samples)
Rank 202113%
Min Avg Max
400 Read 748 916
115 Write 558 749
197 Mixed 483 716
102 SusWrite 183 231
110% 493 MB/s
Min Avg Max
16 4K Read 40.4 47.6
34.8 4K Write 105 164
17.8 4K Mixed 48.3 68.7
179% 64.7 MB/s
Min Avg Max
232 DQ Read 385 438
137 DQ Write 370 570
159 DQ Mixed 263 403
229% 339 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
51GB free (System drive)
Firmware: 20240001
SusWrite @10s intervals: 243 144 144 143 143 141 MB/s
113% Outstanding
Read 858
Write 689
Mixed 653
SusWrite 160
132% 590 MB/s
4K Read 29.8
4K Write 105
4K Mixed 45
158% 60 MB/s
DQ Read 398
DQ Write 504
DQ Mixed 294
266% 399 MB/s
52GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 208 177 171 171 169 163 MB/s
78.4% Very good
Read 518
Write 534
Mixed 547
SusWrite 176
100% 444 MB/s
4K Read 27.5
4K Write 77.3
4K Mixed 27.6
118% 44.1 MB/s
DQ Read 152
DQ Write 358
DQ Mixed 256
195% 255 MB/s
23GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 76 65 72 90 79 82 MB/s
49.9% Average
Read 415
Write 82.9
Mixed 126
SusWrite 77.2
38% 175 MB/s
4K Read 10.3
4K Write 43.5
4K Mixed 16.5
60% 23.4 MB/s
DQ Read 285
DQ Write 172
DQ Mixed 180
147% 212 MB/s
18GB free (System drive)
Firmware: 20290001
SusWrite @10s intervals: 166 142 120 116 108 96 MB/s
28.7% Poor
Read 414
Write 294
Mixed 328
SusWrite 124
65% 290 MB/s
4K Read 4.9
4K Write 3.8
4K Mixed 4.2
15% 4.3 MB/s
2,317 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 73,436,168 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 SDAPMUW-128G-1101 128GB Builds (Compare 2,065 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 30%
Raft
Desktop
Desktop 74%
Battleship
Workstation
Workstation 25%
Surfboard

System: Lenovo 81SY

CPU
Core i5-9300HIntelBench 65%, 116,682 samples861x
Core i7-9750HIntelBench 73%, 328,182 samples823x
Core i5-9300HFIntelBench 73%, 6,965 samples265x
GPU
GTX 1650 (Mobile)NvidiaBench 41%, 92,838 samples1,863x
UHD Graphics 630IntelBench 5%, 506,702 samples202x
SSD
PC SN520 SDAPMUW-128G-1101 128GBWDCBench 113%, 2,317 samples1x
RAM
M471A1K43DB1-CTD 1x8GBSamsungBench 40%, 54,121 samples322x
M471A1K43DB1-CTD 2x8GBSamsungBench 76%, 43,895 samples250x
RMSA3260ME78HAF-2666 1x8GBRamaxelBench 39%, 16,227 samples226x
EDIT WITH CUSTOM PC BUILDER

Popular PC SN520 SDAPMUW-128G-1101 128GB 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.

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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.

 Comments

Added n/a ago.
HM100_techno
Avatar level
70

Excellent

2 years ago.

Great Speeds!

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opinion?
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Ready to retire
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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?
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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