WDWD40PURX
SeagateST4000DM005
Real World Speed
Performance profile from 39,474 user samples
6,426 User Benchmarks
Best Bench: 97% 2TB free
Worst Bench: 44% 466GB free
Poor: 44% Great: 97%
SPEED RANK: 121st / 1015
33,048 User Benchmarks
Best Bench: 105% 76GB free
Worst Bench: 55% 1.5TB free
Poor: 55% Great: 105%
SPEED RANK: 58th / 1015
Effective Speed
Effective HDD Speed
72.2 % 83.8 % Faster effective speed.
+16%
Read
Avg. Sequential Read Speed
128 MB/s 146 MB/s Faster read speed.
+14%
Write
Avg. Sequential Write Speed
123 MB/s 127 MB/s +3%
4K Read
Avg. 4K Random Read Speed
0.77 MB/s Faster random read.
+17%
0.66 MB/s
4K Write
Avg. 4K Random Write Speed
2.29 MB/s Faster random write.
+27%
1.81 MB/s
Mixed
Avg. Sequential Mixed IO Speed
68.3 MB/s +5% 65.1 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
0.92 MB/s Faster random mixed IO.
+28%
0.72 MB/s
SusWrite
Avg. Sustained Write Speed
124 MB/s 146 MB/s Faster sustained write speed.
+18%
Read
Peak Sequential Read Speed
173 MB/s 187 MB/s Slightly faster peak read speed.
+8%
Write
Peak Sequential Write Speed
165 MB/s 166 MB/s +1%
4K Read
Peak 4K Random Read Speed
1 MB/s Much faster peak random read.
+43%
0.7 MB/s
4K Write
Peak 4K Random Write Speed
3 MB/s Much faster peak random write.
+36%
2.2 MB/s
Mixed
Peak Sequential Mixed IO Speed
86.5 MB/s Faster peak mixed IO speed.
+11%
78.1 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
1.1 MB/s Faster peak random mixed IO.
+22%
0.9 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
172 MB/s 186 MB/s Slightly faster peak sustained write speed.
+8%
Market Share
Based on 40,701,554 HDDs tested.
Market Share
Market Share (trailing 30 days)
0.04 % 0.11 % Hugely higher market share.
+175%
Value
Value For Money
52.1 % 58.8 % Better value.
+13%
User Rating
UBM User Rating
50 % 57 % More popular.
+14%
Price
Price (score)
$111 +3% $114
Age
Newest
84+ Months 60 Months More recent.
+29%
Capacity
Capacity
4TB 4TB
Hard Drive Rankings (Price vs Performance) September 2021 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.
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.
  • - 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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $22Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $72G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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