Average Bench: 72.6% (120th of 1015)

Based on 4,778 user benchmarks.  Models: HGST HDS724040ALE640, Hitachi HDS724040ALE640, HGST HDS 724040ALE640, HGST HDS724040ALE640

Good average bench

The Hitachi HDS724040ALE640 4TB averaged 27.3% 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 Mixed IO Speed 0.74MB/s
Avg. 4K Random Read Speed 1.03MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Hitachi HDS724040ALE640 4TB is 43.9%. This is a relatively wide range which indicates that the Hitachi HDS724040ALE640 4TB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 30.7MB/s
Avg. Sustained Write Speed 125MB/s

Average Bench

(Based on 4,778 samples)
Min Avg Max
79.2 Read 128 161
80.4 Write 128 161
13.6 Mixed 30.7 51.9
79.4 SusWrite 125 161
74.5% 103 MB/s
Min Avg Max
0.75 4K Read 1.03 1.2
1.1 4K Write 2.01 2.3
0.5 4K Mixed 0.74 0.8
163% 1.26 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
3TB free
Firmware: MJAO
SusWrite @10s intervals: 158 161 151 159 160 161 MB/s
Read 164
Write 166
Mixed 55.7
SusWrite 158
99% 136 MB/s
4K Read 1.1
4K Write 2.3
4K Mixed 0.8
177% 1.4 MB/s
2TB free
Firmware: MJAOA580
SusWrite @10s intervals: 139 135 140 140 141 139 MB/s
Read 141
Write 120
Mixed 22.3
SusWrite 139
76% 106 MB/s
4K Read 1.1
4K Write 2.2
4K Mixed 0.8
176% 1.37 MB/s
841GB free
Firmware: MJAO
SusWrite @10s intervals: 110 111 114 113 113 114 MB/s
Read 110
Write 108
Mixed 38.4
SusWrite 113
67% 92.1 MB/s
4K Read 1.1
4K Write 2.1
4K Mixed 0.8
174% 1.33 MB/s
306GB free
Firmware: MJAOA580
SusWrite @10s intervals: 105 105 108 104 110 107 MB/s
Read 101
Write 92.8
Mixed 21.9
SusWrite 106
58% 80.5 MB/s
4K Read 1
4K Write 2
4K Mixed 0.7
156% 1.23 MB/s
4,778 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 33,140,902 HDDs tested.


AmazonUS $29920 mins
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Typical HDS724040ALE640 4TB Builds (Compare 35,479 builds) See popular component choices, score breakdowns and rankings.
Gaming 109%
Desktop 94%
Nuclear submarine
Workstation 112%

Motherboard: Asus TUF GAMING X570-PLUS (WI-FI) - $189

EDIT WITH CUSTOM PC BUILDER Value: 71% - Very good Total price: $1,123

Popular HDS724040ALE640 4TB 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) November 2020 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.
  • 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.


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.
Intel Core i5-9600K $187Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $34
Intel Core i5-9400F $153Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10600K $260Nvidia GTX 1650S (Super) $190Samsung 860 Evo 250GB $50
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $64SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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