Average Bench: 71.7% (120th of 1002)

more Based on 1,200 user benchmarks.  Models: WDC WD40PURX-64GVNY0, WDC WD40PURX-64N, WDC WD40PURX-78NZ6Y0, WD40PURX-64GVNY0, WDC WD40PURX-64D85Y0, WDC WD40PURX-78GVNY0, WDC WD40PURX-64G, WDC WD40 PURX-64GVNY0, WDC WD40 PURX-64NZ6Y0, WDC WD40PURX-64NZ6Y0, WDC WD40PURX-64N96Y0, WDC WD40PURX-89NZ6Y0

Good average bench

The WD Purple 4TB (2014) averaged 28.2% 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.


Avg. 4K Random Write Speed 1.93MB/s
Avg. Sequential Mixed IO Speed 116MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD Purple 4TB (2014) is 47.5%. This is a relatively wide range which indicates that the WD Purple 4TB (2014) performs inconsistently under varying real world conditions.


Avg. 4K Random Mixed IO Speed 0.22MB/s
Avg. 4K Random Read Speed 0.6MB/s

Average Bench

(Based on 1,200 samples)
Min Avg Max
79.2 Read 125 167
79.2 Write 124 166
75.1 Mixed 116 155
91.7% 122 MB/s
Min Avg Max
0.28 4K Read 0.6 0.87
0.67 4K Write 1.93 2.67
0.15 4K Mixed 0.22 0.28
85.1% 0.92 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
3.5TB free
Firmware: 80.00A80 Max speed: SATA 3.0 600 MB/s
Read 168
Write 167
Mixed 153
122% 163 MB/s
4K Read 0.85
4K Write 2.64
4K Mixed 0.21
107% 1.23 MB/s
3.5TB free
Firmware: 80.00A80 Max speed: SATA 3.0 600 MB/s
Read 166
Write 168
Mixed 151
121% 162 MB/s
4K Read 0.85
4K Write 2.72
4K Mixed 0.21
110% 1.26 MB/s
3.5TB free
Firmware: 80.00A80 Max speed: SATA 3.0 600 MB/s
Read 132
Write 149
Mixed 138
105% 140 MB/s
4K Read 0.77
4K Write 1.81
4K Mixed 0.28
97% 0.95 MB/s
374GB free
Firmware: 80.00A80 Max speed: SATA 3.0 600 MB/s
Read 130
Write 93.8
Mixed 71.7
73% 98.5 MB/s
4K Read 0.37
4K Write 1.92
4K Mixed 0.17
70% 0.82 MB/s
1,200 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 8,792,236 HDDs tested.


EbayUS $12818 mins
AmazonUS $1381 min
BHPhotoUS $14010 months
NeweggUS $1458 months
Send price feedback
Typical Purple 4TB (2014) Builds (Compare 2,374 builds) See popular component choices, score breakdowns and rankings.
Gaming 113%
Desktop 113%
Workstation 101%

Motherboard: Asus RAMPAGE V EDITION 10 - $404

EDIT WITH CUSTOM PC BUILDER Value: 92% - Outstanding Total price: $1,940

Popular Purple 4TB (2014) 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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Hard Drive Rankings (Price vs Performance) April 2018 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]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Fastest effective speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.


1002 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.
Intel Core i7-8700K $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $90
Intel Core i7-7700K $290Nvidia GTX 1060-6GB $300Samsung 850 Evo 500GB $137
AMD Ryzen 5 1600 $175AMD RX 480 $350Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $183SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $957SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $193SanDisk Ultra Fit 32GB $12
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