Average Bench: 48.6% (379th of 1002)

Based on 7,066 user benchmarks.  Models: ST3320418AS, ST332041 ST3320418AS, ST332041 8AS

Below average average bench

The Seagate ST3320418AS 320GB averaged 51.4% 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 0.42MB/s
Avg. 4K Random Write Speed 1.44MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Seagate ST3320418AS 320GB is 20.6%. This is a relatively narrow range which indicates that the Seagate ST3320418AS 320GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 63.1MB/s
Avg. Sequential Write Speed 83.9MB/s
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Average Bench

(Based on 7,066 samples)
Min Avg Max
61.9 Read 85.2 103
62.1 Write 83.9 101
23.2 Mixed 63.1 96.8
57.8% 77.4 MB/s
Min Avg Max
0.17 4K Read 0.52 0.73
0.65 4K Write 1.44 1.83
0.17 4K Mixed 0.42 0.61
94.8% 0.79 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
298GB free
Firmware: CC45 Max speed: SATA 2.0 300 MB/s
NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 103
Write 99.1
Mixed 89.3
73% 97 MB/s
4K Read 0.67
4K Write 1.83
4K Mixed 0.6
129% 1.03 MB/s
238GB free
Firmware: CC49 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 102
Write 98.6
Mixed 89.5
73% 96.8 MB/s
4K Read 0.45
4K Write 1.16
4K Mixed 0.32
75% 0.64 MB/s
265GB free
Firmware: HP35 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 85.2
Write 105
Mixed 32
54% 74.2 MB/s
4K Read 0.56
4K Write 1.09
4K Mixed 0.44
92% 0.69 MB/s
269GB free
Firmware: CC44 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 99.6
Write 82.5
Mixed 72
63% 84.7 MB/s
4K Read 0.35
4K Write 0.28
4K Mixed 0.12
33% 0.25 MB/s
238GB free
Firmware: CC49 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 77.2
Write 89.1
Mixed 85.4
63% 83.9 MB/s
4K Read 0.21
4K Write 0.75
4K Mixed 0.15
40% 0.37 MB/s
234GB free
Firmware: CC46 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 79.7
Write 81.3
Mixed 20.9
44% 60.6 MB/s
4K Read 0.68
4K Write 1.53
4K Mixed 0.41
103% 0.87 MB/s
238GB free
Firmware: CC49 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM 4KALIGNED S.M.A.R.T
Read 76.9
Write 81.6
Mixed 63.1
55% 73.8 MB/s
4K Read 0.04
4K Write 1.5
4K Mixed 0.2
51% 0.58 MB/s
166GB free
Firmware: HP34 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 7200 RPM !4KALIGNED S.M.A.R.T
Read 74.5
Write 64.3
Mixed 24.9
40% 54.6 MB/s
4K Read 0.17
4K Write 0.43
4K Mixed 0.2
38% 0.27 MB/s
7,066 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 8,710,265 HDDs tested.

 Prices

AmazonUS $2022 mins
EbayUS $6810 mins
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Typical ST3320418AS 320GB Builds (Compare 2,948 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 11%
Tree trunk
Desktop
Desktop 29%
Raft
Workstation
Workstation 14%
Tree trunk

Motherboard: Dell OptiPlex 780

EDIT WITH CUSTOM PC BUILDER Value: 43% - Average Total price: $84

Popular ST3320418AS 320GB 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 (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.
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  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
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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]

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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.

 Comments

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.
CPUGPUSSD
Intel Core i7-8700K $330Nvidia GTX 1070 $447Samsung 850 Evo 250GB $80
AMD Ryzen 5 1600 $175Nvidia GTX 1060-6GB $325Samsung 850 Evo 500GB $137
Intel Core i7-7700K $290AMD RX 480 $350Samsung 850 Pro 256GB $163
HDDRAMUSB
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 $975SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $204SanDisk Ultra Fit 32GB $12
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