Average Bench: 74% (98th of 984)

Based on 1,598 user benchmarks.  Models: HGST HDS724040ALE640, Hitachi HDS724040ALE640, HGST HDS 724040ALE640, HGST HDS724040ALE640

Good average bench

The Hitachi HDS724040ALE640 4TB averaged 25.9% 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 Read Speed 0.81MB/s
Avg. 4K Random Write Speed 1.75MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Hitachi HDS724040ALE640 4TB is 45.1%. This is a relatively wide range which indicates that the Hitachi HDS724040ALE640 4TB performs inconsistently under varying real world conditions.


Avg. 4K Random Mixed IO Speed 0.21MB/s
Avg. Sequential Write Speed 126MB/s

Average Bench

(Based on 1,598 samples)
Min Avg Max
85.7 Read 132 170
82.3 Write 126 161
10.4 Mixed 115 159
93.3% 124 MB/s
Min Avg Max
0.41 4K Read 0.81 1.14
0.67 4K Write 1.75 2.21
0.16 4K Mixed 0.21 0.24
89.8% 0.93 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
3.5TB free
Firmware: MJAOA3B0 Max speed: SATA 3.0 600 MB/s
Read 162
Write 170
Mixed 160
123% 164 MB/s
4K Read 1.16
4K Write 2.28
4K Mixed 0.23
116% 1.22 MB/s
2.5TB free
Firmware: MJAOA3B0 Max speed: SATA 3.0 600 MB/s
Read 157
Write 111
Mixed 160
108% 143 MB/s
4K Read 0.7
4K Write 1.65
4K Mixed 0.21
83% 0.85 MB/s
152GB free
Firmware: MJAOA580 Max speed: SATA 3.0 600 MB/s
Read 133
Write 133
Mixed 4.89
65% 90.5 MB/s
4K Read 0.9
4K Write 1.85
4K Mixed 0.21
95% 0.99 MB/s
972GB free
Firmware: MJAOA3B0 Max speed: SATA 3.0 600 MB/s
Read 138
Write 102
Mixed 55.9
73% 98.9 MB/s
4K Read 0.9
4K Write 1.88
4K Mixed 0.17
91% 0.98 MB/s
236GB free
Firmware: MJAOA580 Max speed: SATA 3.0 600 MB/s
Read 111
Write 128
Mixed 140
96% 126 MB/s
4K Read 0.59
4K Write 1.98
4K Mixed 0.2
84% 0.93 MB/s
1,598 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,260,494 HDDs tested.


AmazonUS $3066 mins
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Typical HDS724040ALE640 4TB Builds (Compare 460 builds) See popular component choices, score breakdowns and rankings.
Gaming 89%
Aircraft carrier
Desktop 72%
Workstation 56%

Motherboard: Gigabyte GA-Z87X-UD5H-CF

EDIT WITH CUSTOM PC BUILDER Value: 73% - Very good Total price: $1,078

Popular HDS724040ALE640 4TB compatible motherboards:

How Fast Is Your HDD? (Bench your build) Size up your PC in less than a minute.

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  • - GPU tests include: six 3D game simulations.
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Hard Drive Rankings (Price vs Performance) January 2018 HDD Rankings.

Welcome to our consumer Hard Drive comparison. We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by cost per GB to yield value for money. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top HDDs. Share your opinion by voting. [HDrivePro]


984 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 i7-7700K $280Nvidia GTX 1070 $430Samsung 850 Evo 250GB $90
AMD Ryzen 7 1700 $290Nvidia GTX 1060-6GB $275Samsung 850 Evo 500GB $140
Intel Core i5-7600K $210AMD RX 480 $400Samsung 850 Pro 256GB $110
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $205SanDisk Extreme 64GB $50
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $53Corsair Vengeance LPX DDR4 3200 C16 2x8GB $220SanDisk Ultra Fit 32GB $12
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