Average Bench: 51.3% (297th of 1015)

Based on 1,651 user benchmarks.  Models: ST3640323AS, ST364032 3AS, ST364032 ST3640323AS

Average average bench

The Seagate ST3640323AS 640GB averaged 48.7% 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.

Strengths

Avg. 4K Random Mixed IO Speed 0.77MB/s
Avg. 4K Random Read Speed 0.74MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Seagate ST3640323AS 640GB is 33.4%. This is a relatively narrow range which indicates that the Seagate ST3640323AS 640GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 49.8MB/s
Avg. Sequential Write Speed 62.9MB/s
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Average Bench

(Based on 1,651 samples)
Min Avg Max
53.3 Read 90.8 117
18 Write 62.9 113
35 Mixed 49.8 58.5
47.7 SusWrite 87.7 116
53.5% 72.8 MB/s
Min Avg Max
0.5 4K Read 0.74 0.8
1.1 4K Write 1.61 1.8
0.5 4K Mixed 0.77 1
146% 1.04 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
596GB free
Firmware: CC1F
SusWrite @10s intervals: 118 115 119 120 121 121 MB/s
Read 119
Write 116
Mixed 59
SusWrite 119
76% 103 MB/s
4K Read 0.8
4K Write 1.7
4K Mixed 1
176% 1.17 MB/s
566GB free
Firmware: SD35
SusWrite @10s intervals: 115 116 115 116 118 119 MB/s
Read 120
Write 114
Mixed 58.5
SusWrite 116
75% 102 MB/s
4K Read 0.8
4K Write 1.8
4K Mixed 0.7
144% 1.1 MB/s
596GB free
Firmware: SD13
SusWrite @10s intervals: 98 117 120 119 119 119 MB/s
Read 111
Write 112
Mixed 56.9
SusWrite 115
72% 98.8 MB/s
4K Read 0.8
4K Write 1.8
4K Mixed 0.8
156% 1.13 MB/s
431GB free
Firmware: CC1F
SusWrite @10s intervals: 48 99 110 111 112 109 MB/s
Read 114
Write 115
Mixed 55.8
SusWrite 98.1
70% 95.7 MB/s
4K Read 0.8
4K Write 1.8
4K Mixed 1
178% 1.2 MB/s
88GB free
Firmware: SD33
SusWrite @10s intervals: 87 102 103 103 103 104 MB/s
Read 53.2
Write 15
Mixed 36.7
SusWrite 100
38% 51.3 MB/s
4K Read 0.7
4K Write 1.6
4K Mixed 0.8
148% 1.03 MB/s
27GB free
Firmware: SD1B
SusWrite @10s intervals: 56 53 79 73 58 63 MB/s
Read 87.3
Write 40.1
Mixed 50
SusWrite 63.7
44% 60.3 MB/s
4K Read 0.8
4K Write 1.8
4K Mixed 0.9
167% 1.17 MB/s
315GB free
Firmware: CC1F
SusWrite @10s intervals: 59 61 60 60 59 59 MB/s
Read 76.5
Write 76
Mixed 51
SusWrite 59.4
48% 65.7 MB/s
4K Read 0.7
4K Write 1.7
4K Mixed 0.9
161% 1.1 MB/s
236GB free (System drive)
Firmware: SD13
SusWrite @10s intervals: 36 57 59 59 70 66 MB/s
Read 58.3
Write 60.3
Mixed 32
SusWrite 57.9
38% 52.1 MB/s
4K Read 0.6
4K Write 1.4
4K Mixed 0.7
129% 0.9 MB/s
1,651 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 22,990,961 HDDs tested.

 Prices

AmazonUS $6323 months
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Typical ST3640323AS 640GB Builds (Compare 5,099 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 113%
UFO
Desktop
Desktop 114%
UFO
Workstation
Workstation 93%
Nuclear submarine

Motherboard: MSI Z370 GAMING PRO CARBON AC (MS-7B45) - $210

EDIT WITH CUSTOM PC BUILDER Value: 53% - Above average Total price: $1,568

Popular ST3640323AS 640GB 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.

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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.
  • - 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.
  • - Share your opinion by voting.
Hard Drive Rankings (Price vs Performance) January 2020 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

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CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $324Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $16
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