Average Bench: 43.9% (425th of 1015)

Based on 11,917 user benchmarks.  Model: Seagate BUP BK

Below average average bench

The Seagate BUP BK 4TB averaged 56.0% 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 Write Speed 3.82MB/s
Avg. 4K Random Mixed IO Speed 0.54MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Seagate BUP BK 4TB is 51%. This is a relatively wide range which indicates that the Seagate BUP BK 4TB performs inconsistently under varying real world conditions.


Avg. Sequential Read Speed 69.5MB/s
Avg. Sequential Mixed IO Speed 60.3MB/s

Average Bench

(Based on 11,917 samples)
Min Avg Max
28.3 Read 69.5 108
16.1 Write 76.2 121
25.1 Mixed 60.3 85.6
17 SusWrite 82.5 130
53.3% 72.1 MB/s
Min Avg Max
0.4 4K Read 1.12 2.3
0.88 4K Write 3.82 5.33
0.2 4K Mixed 0.54 0.8
178% 1.83 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
2.5TB free
Firmware: 0108
SusWrite @10s intervals: 113 123 126 126 122 122 MB/s
Read 95.1
Write 99.8
Mixed 74.4
SusWrite 122
72% 97.8 MB/s
4K Read 0.9
4K Write 3.7
4K Mixed 0.6
173% 1.73 MB/s
1.5TB free
Firmware: 0108
SusWrite @10s intervals: 78 81 80 82 79 79 MB/s
Read 84.7
Write 118
Mixed 77
SusWrite 79.7
66% 89.8 MB/s
4K Read 1.1
4K Write 4.1
4K Mixed 0.6
188% 1.93 MB/s
381GB free
Firmware: 0304
SusWrite @10s intervals: 62 79 83 84 83 83 MB/s
Read 57.9
Write 84.9
Mixed 78.2
SusWrite 79.1
56% 75 MB/s
4K Read 2.1
4K Write 4.9
4K Mixed 0.4
223% 2.47 MB/s
11,917 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,751,565 HDDs tested.

Typical BUP BK 4TB Builds (Compare 94,095 builds) See popular component choices, score breakdowns and rankings.
Gaming 100%
Nuclear submarine
Desktop 88%
Aircraft carrier
Workstation 95%
Nuclear submarine

Motherboard: Asus ROG STRIX B450-F GAMING - $130

EDIT WITH CUSTOM PC BUILDER Value: 63% - Good Total price: $1,080

Popular BUP BK 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.
  • - 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Hard Drive Rankings (Price vs Performance) September 2021 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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