Average Bench: 67.6% (149th of 1015)

Based on 1,406 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 32.4% 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 0.89MB/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 48.4%. 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 61.3MB/s
Avg. Sequential Write Speed 116MB/s
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Average Bench

(Based on 1,406 samples)
Min Avg Max
69.2 Read 119 155
70.6 Write 116 148
28.7 Mixed 61.3 77.4
59.7 SusWrite 116 151
75.4% 103 MB/s
Min Avg Max
0.4 4K Read 0.71 0.9
0.9 4K Write 2.2 2.7
0.4 4K Mixed 0.89 1
170% 1.27 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: 147 148 150 149 149 149 MB/s
Read 155
Write 141
Mixed 69.7
SusWrite 148
94% 129 MB/s
4K Read 0.9
4K Write 2.4
4K Mixed 1
193% 1.43 MB/s
2TB free
Firmware: 07.01E.8
SusWrite @10s intervals: 141 142 141 141 142 143 MB/s
Read 155
Write 131
Mixed 102
SusWrite 142
98% 133 MB/s
4K Read 0.9
4K Write 3
4K Mixed 1.2
226% 1.7 MB/s
2TB free
Firmware: 80.00A80
SusWrite @10s intervals: 143 146 147 146 146 147 MB/s
Read 143
Write 136
Mixed 65.8
SusWrite 146
90% 123 MB/s
4K Read 0.8
4K Write 2.4
4K Mixed 1
189% 1.4 MB/s
1.5TB free
Firmware: 0A80
SusWrite @10s intervals: 140 144 144 147 147 146 MB/s
Read 140
Write 148
Mixed 77
SusWrite 145
93% 127 MB/s
4K Read 0.7
4K Write 2.8
4K Mixed 1
192% 1.5 MB/s
1.5TB free
Firmware: 0A80
SusWrite @10s intervals: 135 143 143 143 144 142 MB/s
Read 122
Write 130
Mixed 85.3
SusWrite 142
88% 120 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 1
191% 1.4 MB/s
1TB free
Firmware: 80.00A80
SusWrite @10s intervals: 113 106 110 113 115 107 MB/s
Read 142
Write 138
Mixed 81.3
SusWrite 111
87% 118 MB/s
4K Read 0.7
4K Write 2.7
4K Mixed 1
190% 1.47 MB/s
696GB free
Firmware: 80.00A80
SusWrite @10s intervals: 102 101 102 104 104 104 MB/s
Read 111
Write 105
Mixed 54.9
SusWrite 103
68% 93.4 MB/s
4K Read 0.9
4K Write 2.3
4K Mixed 1
191% 1.4 MB/s
1,406 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,164,774 HDDs tested.

 Prices

AmazonUS $6910 mins
EbayUS $6917 mins
NeweggUS $6910 hrs
OutletPCUS $697 hrs
BHPhotoUS $702 months
Send price feedback
Typical Purple Surveillance 2TB (2017) Builds (Compare 15,050 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 126%
UFO
Desktop
Desktop 123%
UFO
Workstation
Workstation 112%
UFO

Motherboard: Asus ROG STRIX Z370-F GAMING - $921

EDIT WITH CUSTOM PC BUILDER Value: 101% - Outstanding Total price: $2,293

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.

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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.
  • - 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) May 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]

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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

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 i7-8700K $350Nvidia GTX 1070 $380Samsung 850 Evo 250GB $70
AMD Ryzen 5 2600 $139Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $108Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $41G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $95SanDisk Ultra Fit 32GB $12
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