Average Bench: 66.4% (153rd of 1015)

Based on 2,324 user benchmarks.  Models: WDC WD20PURZ-85GU6Y0, WDC WD20PURZ-85GU6Y0, WDC WD20PURZ-85G, WD WD20PURZ-85GU6Y0, WDC WD20 PURZ-85GU6Y0

Above average average bench

The WD Purple Surveillance 2TB (2017) averaged 33.6% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Mixed IO Speed 0.88MB/s
Avg. 4K Random Write Speed 2.2MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD Purple Surveillance 2TB (2017) is 45.9%. This is a relatively wide range which indicates that the WD Purple Surveillance 2TB (2017) performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 60.1MB/s
Avg. Sustained Write Speed 114MB/s
ADVERTISEMENT

Average Bench

(Based on 2,324 samples)
Min Avg Max
66.1 Read 118 155
69.3 Write 114 148
28 Mixed 60.1 76.2
57.9 SusWrite 114 150
74.2% 101 MB/s
Min Avg Max
0.4 4K Read 0.72 0.9
1.01 4K Write 2.2 2.7
0.4 4K Mixed 0.88 1
168% 1.26 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 137 137 137 138 136 138 MB/s
Read 138
Write 133
Mixed 60.5
SusWrite 137
86% 117 MB/s
4K Read 0.9
4K Write 2.7
4K Mixed 1
199% 1.53 MB/s
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 129 131 130 135 135 134 MB/s
Read 135
Write 135
Mixed 72.4
SusWrite 132
87% 119 MB/s
4K Read 0.8
4K Write 2.1
4K Mixed 1
183% 1.3 MB/s
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 125 123 127 127 126 126 MB/s
Read 140
Write 144
Mixed 71.6
SusWrite 126
88% 120 MB/s
4K Read 0.9
4K Write 2.7
4K Mixed 1
199% 1.53 MB/s
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 124 123 126 126 126 126 MB/s
Read 135
Write 128
Mixed 59.2
SusWrite 125
82% 112 MB/s
4K Read 0.6
4K Write 2.2
4K Mixed 1
177% 1.27 MB/s
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 72 71 78 82 78 86 MB/s
Read 100
Write 48.8
Mixed 29.8
SusWrite 77.9
47% 64.2 MB/s
4K Read 0.1
4K Write 0.6
4K Mixed 0.2
38% 0.3 MB/s
2,324 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,346,176 HDDs tested.

 Prices

EbayUS $6525 mins
AmazonUS $6817 mins
OutletPCUS $692 days
BHPhotoUS $708 months
Send price feedback
Typical Purple Surveillance 2TB (2017) Builds (Compare 18,337 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 114%
UFO
Desktop
Desktop 113%
UFO
Workstation
Workstation 93%
Nuclear submarine

Motherboard: Asus ROG STRIX Z370-F GAMING - $585

EDIT WITH CUSTOM PC BUILDER Value: 54% - Above average Total price: $1,924

Popular Purple Surveillance 2TB (2017) compatible motherboards:

How Fast Is Your HDD? (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.
  • - 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.
  • - Share your opinion by voting.
Hard Drive Rankings (Price vs Performance) November 2019 HDD Rankings.

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. 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 HDDs. [HDrivePro]

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

1015 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different HDDs 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 i5-9400F $148Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $45
Intel Core i5-9600K $195AMD RX 590 $185Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia RTX 2060 $325Samsung 860 Evo 250GB $51
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $609SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Extreme 16GB $24
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer Feedback