Average Bench: 35.7% (574th of 1015)

Based on 6,976 user benchmarks.  Model: SAMSUNG HM641JI

Poor average bench

The Samsung HM641JI 640GB averaged 64.3% 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 0.53MB/s
Avg. 4K Random Write Speed 1.15MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung HM641JI 640GB is 38.4%. This is a relatively wide range which indicates that the Samsung HM641JI 640GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 39.9MB/s
Avg. Sequential Write Speed 49.6MB/s
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Average Bench

(Based on 6,976 samples)
Min Avg Max
11.1 Read 62.8 88.8
14.6 Write 49.6 87.6
11.2 Mixed 39.9 51.3
22.4 SusWrite 61.4 89
39.4% 53.4 MB/s
Min Avg Max
0.1 4K Read 0.37 0.5
0.4 4K Write 1.15 1.7
0.2 4K Mixed 0.53 0.8
95.7% 0.68 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
376GB free
Firmware: 2AJ1
SusWrite @10s intervals: 79 89 90 89 90 90 MB/s
Read 82.1
Write 32.9
Mixed 51.9
SusWrite 87.7
47% 63.6 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.5
102% 0.8 MB/s
544GB free
Firmware: 2AJ10001
SusWrite @10s intervals: 76 79 78 75 75 77 MB/s
Read 84.2
Write 18.7
Mixed 48.9
SusWrite 76.5
42% 57.1 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.6
113% 0.83 MB/s
240GB free
Firmware: 2AJ10002
SusWrite @10s intervals: 74 84 84 83 84 83 MB/s
Read 75.2
Write 34.7
Mixed 49.3
SusWrite 81.9
44% 60.3 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.6
113% 0.83 MB/s
48GB free
Firmware: 2AJ10003
SusWrite @10s intervals: 63 71 68 71 67 72 MB/s
Read 71.7
Write 27
Mixed 45.3
SusWrite 68.7
39% 53.2 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.7
124% 0.87 MB/s
91GB free
Firmware: 2AJ10001
SusWrite @10s intervals: 45 37 40 39 40 40 MB/s
Read 94
Write 20.2
Mixed 54.3
SusWrite 40
39% 52.1 MB/s
4K Read 0.4
4K Write 1.4
4K Mixed 0.5
98% 0.77 MB/s
539GB free (System drive)
Firmware: 2AJ10003
SusWrite @10s intervals: 45 49 42 57 59 53 MB/s
Read 66.4
Write 66.8
Mixed 48.7
SusWrite 50.9
43% 58.2 MB/s
4K Read 0.3
4K Write 1.2
4K Mixed 0.5
90% 0.67 MB/s
283GB free (System drive)
Firmware: 2AJ10002
SusWrite @10s intervals: 28 26 19 14 18 18 MB/s
Read 34.2
Write 23
Mixed 22.2
SusWrite 20.4
18% 25 MB/s
4K Read 0.2
4K Write 0.7
4K Mixed 0.4
66% 0.43 MB/s
6,976 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 29,522,807 HDDs tested.

 Prices

AmazonUS $4011 mins
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Typical HM641JI 640GB Builds (Compare 2,990 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 53%
Yacht
Workstation
Workstation 2%
Tree trunk

System: HP Pavilion dv6 Notebook PC

EDIT WITH CUSTOM PC BUILDER Value: 58% - Above average Total price: $232

Popular HM641JI 640GB systems:

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) August 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

Added n/a ago.

Terrible (edit your comment) Add link

13 months ago.

Very SLOW drive and now with win 10 installed has a very very bad 100% disc utilization issue at startup. none of the suggested work around help. tasks 10 minutes for the system to stabilize at startup and be usable


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opinion?
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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Intel Core i7-9700K $335Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
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Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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