Average Bench: 67.1% (152nd of 1002)

Based on 1,446 user benchmarks.  Model: Seagate Expansion Desk

Above average average bench

The Seagate Expansion Desk 4TB averaged 32.8% 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 1.53MB/s
Avg. 4K Random Write Speed 2.63MB/s

Very poor consistency

The range of scores (95th - 5th percentile) for the Seagate Expansion Desk 4TB is 79.8%. This is a particularly wide range which indicates that the Seagate Expansion Desk 4TB performs inconsistently under varying real world conditions.


Avg. Sequential Write Speed 112MB/s
Avg. Sequential Mixed IO Speed 101MB/s

Average Bench

(Based on 1,446 samples)
Min Avg Max
31.3 Read 121 179
27.6 Write 112 169
28 Mixed 101 159
83.6% 111 MB/s
Min Avg Max
0.39 4K Read 1.53 6.05
1.21 4K Write 2.63 5.67
0.14 4K Mixed 0.3 0.6
146% 1.49 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
2TB free
Firmware: 0911
Read 166
Write 181
Mixed 137
121% 161 MB/s
4K Read 0.73
4K Write 1.98
4K Mixed 0.25
95% 0.99 MB/s
3TB free
Firmware: 9401
Read 155
Write 157
Mixed 149
116% 154 MB/s
4K Read 0.7
4K Write 1.96
4K Mixed 0.26
94% 0.97 MB/s
1.5TB free
Firmware: 0911
Read 132
Write 111
Mixed 84.9
81% 109 MB/s
4K Read 4.28
4K Write 5.5
4K Mixed 0.4
324% 3.39 MB/s
1.5TB free
Firmware: 0911
Read 36.8
Write 37
Mixed 30.5
26% 34.8 MB/s
4K Read 3.82
4K Write 5.73
4K Mixed 0.4
310% 3.31 MB/s
3.5TB free
Firmware: 9401
Read 32.9
Write 35.6
Mixed 35.7
26% 34.7 MB/s
4K Read 0.94
4K Write 3.19
4K Mixed 0.42
145% 1.52 MB/s
1,446 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 8,717,694 HDDs tested.

Typical Expansion Desk 4TB Builds (Compare 20,443 builds) See popular component choices, score breakdowns and rankings.
Gaming 12%
Tree trunk
Desktop 56%
Workstation 23%

Disqualified System: bin bin

EDIT WITH CUSTOM PC BUILDER Value: 73% - Very good Total price: $374

Popular Expansion Desk 4TB systems:

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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

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  • - 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.
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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 $80
AMD Ryzen 5 1600 $170Nvidia GTX 1060-6GB $325Samsung 850 Evo 500GB $135
Intel Core i7-7700K $290AMD RX 480 $350Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $190SanDisk Extreme 64GB $70
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $45
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $204SanDisk Ultra Fit 32GB $12
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