WDWD30EZRZ
SeagateST4000DM005

Release date: Q3 2015.

VS
About

Release date: Q3 2016.

Real World Speed
Performance profile from 37,380 user samples
23,597 User Benchmarks
Best Bench: 97% 3.5TB free
Worst Bench: 45% 6GB free
Poor: 45% Great: 97%
SPEED RANK: 122nd / 1015
13,783 User Benchmarks
Best Bench: 105% 3TB free
Worst Bench: 51% 444GB free
Poor: 51% Great: 105%
SPEED RANK: 65th / 1015
Effective Speed
Effective HDD Speed
73 % 83.2 % Slightly faster effective speed.
+14%
Read
Avg. Sequential Read Speed
130 MB/s 144 MB/s Slightly faster read speed.
+11%
Write
Avg. Sequential Write Speed
121 MB/s 126 MB/s +4%
4K Read
Avg. 4K Random Read Speed
0.88 MB/s Much faster random read.
+33%
0.66 MB/s
4K Write
Avg. 4K Random Write Speed
2.36 MB/s Faster random write.
+29%
1.83 MB/s
Mixed
Avg. Sequential Mixed IO Speed
79.9 MB/s Faster mixed IO speed.
+24%
64.3 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
0.95 MB/s Faster random mixed IO.
+28%
0.74 MB/s
SusWrite
Avg. Sustained Write Speed
124 MB/s 146 MB/s Faster sustained write speed.
+18%
Read
Peak Sequential Read Speed
174 MB/s 187 MB/s Slightly faster peak read speed.
+7%
Write
Peak Sequential Write Speed
163 MB/s 167 MB/s +2%
4K Read
Peak 4K Random Read Speed
1.1 MB/s Much faster peak random read.
+57%
0.7 MB/s
4K Write
Peak 4K Random Write Speed
2.9 MB/s Faster peak random write.
+26%
2.3 MB/s
Mixed
Peak Sequential Mixed IO Speed
105 MB/s Much faster peak mixed IO speed.
+35%
77.7 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
168 MB/s 187 MB/s Slightly faster peak sustained write speed.
+11%
Market Share
Based on 19,225,800 HDDs tested.
Market Share
Market Share (trailing 30 days)
0.25 % Hugely higher market share.
+108%
0.12 %
Value
Value For Money
53.5 % 58.4 % Slightly better value.
+9%
User Rating
UBM User Rating
58 % 72 % More popular.
+24%
Price
Price (score)
$82 Cheaper.
+28%
$114
Age
Newest
48 Months 35 Months More recent.
+27%
Capacity
Capacity
3TB 4TB
Hard Drive Rankings (Price vs Performance) August 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.
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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $140AMD RX 580 $169Samsung 850 Evo 250GB $86
AMD Ryzen 5 3600 $198AMD RX Vega 56 $300Samsung 850 Evo 500GB $102
Intel Core i5-9600K $219AMD RX 5700 XT $400Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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