Average Bench: 33.7% (628th of 1015)

Based on 3,016 user benchmarks.  Models: ST3400620AS, ST340062 0A, ST340062 0AS, ST340062 ST3400620AS

Poor average bench

The Seagate ST3400620AS 400GB averaged 66.3% 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.

Strengths

Avg. 4K Random Mixed IO Speed 0.63MB/s
Avg. 4K Random Write Speed 1.44MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Seagate ST3400620AS 400GB is 20.1%. This is a relatively narrow range which indicates that the Seagate ST3400620AS 400GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 45.8MB/s
Avg. Sequential Mixed IO Speed 42.3MB/s
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Average Bench

(Based on 3,016 samples)
Min Avg Max
35.9 Read 59.4 72.9
22.5 Write 45.8 69.2
28.1 Mixed 42.3 50.1
27.5 SusWrite 57.7 74.6
37.9% 51.3 MB/s
Min Avg Max
0.5 4K Read 0.62 0.7
0.9 4K Write 1.44 1.9
0.4 4K Mixed 0.63 0.8
122% 0.89 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
247GB free
Firmware: 3.AAK
SusWrite @10s intervals: 66 64 65 66 67 67 MB/s
Read 78.1
Write 31.6
Mixed 47.4
SusWrite 66
41% 55.8 MB/s
4K Read 0.7
4K Write 1.6
4K Mixed 0.6
126% 0.97 MB/s
232GB free
Firmware: 3.AAK
SusWrite @10s intervals: 65 66 65 64 65 66 MB/s
Read 74.2
Write 46.1
Mixed 47.2
SusWrite 65.2
43% 58.2 MB/s
4K Read 0.8
4K Write 1.5
4K Mixed 0.7
139% 1 MB/s
237GB free
Firmware: 3.AAD
SusWrite @10s intervals: 68 70 71 70 71 72 MB/s
Read 68.6
Write 30
Mixed 43
SusWrite 70.2
39% 53 MB/s
4K Read 0.7
4K Write 1.1
4K Mixed 0.7
127% 0.83 MB/s
170GB free
Firmware: 3.AAE
SusWrite @10s intervals: 60 60 61 62 61 61 MB/s
Read 64.3
Write 45.3
Mixed 39.5
SusWrite 60.7
39% 52.5 MB/s
4K Read 0.7
4K Write 1
4K Mixed 0.8
137% 0.83 MB/s
69GB free
Firmware: 3.AAK
SusWrite @10s intervals: 48 48 48 49 48 48 MB/s
Read 64.7
Write 57.1
Mixed 48.7
SusWrite 48.4
40% 54.7 MB/s
4K Read 0.7
4K Write 1.4
4K Mixed 0.5
111% 0.87 MB/s
200GB free
Firmware: 3.AAE
SusWrite @10s intervals: 47 50 53 58 60 60 MB/s
Read 58.5
Write 57.3
Mixed 40
SusWrite 54.8
39% 52.7 MB/s
4K Read 0.5
4K Write 0.6
4K Mixed 0.6
99% 0.57 MB/s
162GB free
Firmware: 3.AAE
SusWrite @10s intervals: 55 55 56 55 56 55 MB/s
Read 49.6
Write 51.6
Mixed 41.2
SusWrite 55.2
36% 49.4 MB/s
4K Read 0.6
4K Write 0.8
4K Mixed 0.6
106% 0.67 MB/s
3,016 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,453,999 HDDs tested.

 Prices

AmazonUS $555 years
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Typical ST3400620AS 400GB Builds (Compare 154 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 4%
Tree trunk
Desktop
Desktop 39%
Jet ski
Workstation
Workstation 4%
Tree trunk

Motherboard: Gigabyte GA-P35-DS3L

EDIT WITH CUSTOM PC BUILDER Value: 41% - Average Total price: $153

Popular ST3400620AS 400GB 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) November 2022 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]

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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.

 Comments

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.
CPUGPUSSD
Intel Core i5-13600K $320Nvidia RTX 3060-Ti $445Crucial MX500 250GB $32
Intel Core i7-12700K $326Nvidia RTX 3070 $530Samsung 850 Evo 120GB $106
Intel Core i5-12400F $170Nvidia RTX 3050 $270Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $50SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3200 C16 2x8GB $50SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $77G.SKILL Trident Z DDR4 3200 C14 4x16GB $453SanDisk Ultra Fit 32GB $16
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