Average Bench: 66.2% (139th of 984)

Based on 1,049 user benchmarks.  Model: Seagate Expansion Desk

Above average average bench

The Seagate Expansion Desk 4TB averaged 33.7% 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 1.22MB/s
Avg. 4K Random Write Speed 2.42MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Seagate Expansion Desk 4TB is 81%. 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 110MB/s
Avg. Sequential Mixed IO Speed 100MB/s

Average Bench

(Based on 1,049 samples)
Min Avg Max
30.1 Read 120 180
27.1 Write 110 168
27.4 Mixed 100 157
82.7% 110 MB/s
Min Avg Max
0.38 4K Read 1.22 4.53
1.24 4K Write 2.42 5.64
0.14 4K Mixed 0.28 0.57
127% 1.31 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
2.5TB free
Firmware: 9401
Read 156
Write 155
Mixed 133
111% 148 MB/s
4K Read 0.53
4K Write 1.62
4K Mixed 0.18
72% 0.78 MB/s
1TB free
Firmware: 9401
Read 140
Write 133
Mixed 119
98% 131 MB/s
4K Read 0.71
4K Write 1.57
4K Mixed 0.24
86% 0.84 MB/s
2.5TB free
Firmware: 0909
Read 136
Write 128
Mixed 123
97% 129 MB/s
4K Read 0.67
4K Write 1.35
4K Mixed 0.16
70% 0.72 MB/s
441GB free
Firmware: 0909
Read 133
Write 112
Mixed 110
89% 119 MB/s
4K Read 0.36
4K Write 1.36
4K Mixed 0.18
60% 0.63 MB/s
1.5TB free
Firmware: 9401
Read 107
Write 111
Mixed 83
75% 100 MB/s
4K Read 0.33
4K Write 0.24
4K Mixed 0.08
27% 0.22 MB/s
158GB free
Firmware: 9401
Read 32.9
Write 27
Mixed 29.6
22% 29.9 MB/s
4K Read 0.51
4K Write 1.39
4K Mixed 0.19
68% 0.7 MB/s
1,049 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,222,579 HDDs tested.

Typical Expansion Desk 4TB Builds (Compare 7,005 builds) See popular component choices, score breakdowns and rankings.
Gaming 128%
Desktop 126%
Workstation 93%
Nuclear submarine

Motherboard: Asus MAXIMUS IX HERO - $285

EDIT WITH CUSTOM PC BUILDER Value: 131% - Outstanding Total price: $1,049

Popular Expansion Desk 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.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark (UBM).
  • - 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.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
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 $65
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $931SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $51Corsair Vengeance LPX DDR4 3200 C16 2x8GB $220SanDisk Ultra Fit 32GB $12
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