Average Bench: 35.5% (590th of 1015)

Based on 5,707 user benchmarks.  Model: SAMSUNG HM641JI

Poor average bench

The Samsung HM641JI 640GB averaged 64.5% 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 1.13MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung HM641JI 640GB is 38.2%. 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 39.6MB/s
Avg. Sequential Write Speed 51MB/s
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Average Bench

(Based on 5,707 samples)
Min Avg Max
11.5 Read 64 91.1
11.5 Write 51 88.6
10.5 Mixed 39.6 51.5
18.3 SusWrite 59.6 89.5
39.4% 53.5 MB/s
Min Avg Max
0.1 4K Read 0.38 0.5
0.3 4K Write 1.13 1.7
0.1 4K Mixed 0.53 0.8
95.8% 0.68 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
569GB free
Firmware: 2AJ10003
SusWrite @10s intervals: 81 91 91 91 92 91 MB/s
Read 92.9
Write 39.7
Mixed 51.4
SusWrite 89.5
50% 68.4 MB/s
4K Read 0.4
4K Write 1.4
4K Mixed 0.4
87% 0.73 MB/s
221GB free (System drive)
Firmware: 2AJ1
SusWrite @10s intervals: 54 54 53 55 64 64 MB/s
Read 74.2
Write 77.5
Mixed 46
SusWrite 57.3
47% 63.8 MB/s
4K Read 0.4
4K Write 0.9
4K Mixed 0.5
89% 0.6 MB/s
136GB free
Firmware: 2AJ10002
SusWrite @10s intervals: 59 66 66 66 66 66 MB/s
Read 65.7
Write 47.7
Mixed 48.5
SusWrite 64.7
42% 56.6 MB/s
4K Read 0.5
4K Write 1.7
4K Mixed 0.7
130% 0.97 MB/s
340GB free
Firmware: 2AJ10003
SusWrite @10s intervals: 70 80 80 80 80 80 MB/s
Read 50.5
Write 8.2
Mixed 38
SusWrite 78.5
32% 43.8 MB/s
4K Read 0.3
4K Write 0.8
4K Mixed 0.4
72% 0.5 MB/s
426GB free
Firmware: 2AJ10003
SusWrite @10s intervals: 54 58 54 57 58 58 MB/s
Read 58
Write 19.8
Mixed 28.2
SusWrite 56.4
30% 40.6 MB/s
4K Read 0.4
4K Write 0.8
4K Mixed 0.6
98% 0.6 MB/s
23GB free
Firmware: 2AJ10001
SusWrite @10s intervals: 49 50 50 50 50 50 MB/s
Read 54.5
Write 31
Mixed 37.2
SusWrite 50.1
32% 43.2 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.8
136% 0.9 MB/s
56GB free
Firmware: 2AJ10002
SusWrite @10s intervals: 33 36 45 45 49 48 MB/s
Read 51.8
Write 43.8
Mixed 37.5
SusWrite 42.6
32% 43.9 MB/s
4K Read 0.4
4K Write 1.1
4K Mixed 0.6
104% 0.7 MB/s
548GB free (System drive)
Firmware: 2AJ1
SusWrite @10s intervals: 66 69 50 74 73 75 MB/s
Read 21.7
Write 80.4
Mixed 49
SusWrite 68
41% 54.8 MB/s
4K Read 0.5
4K Write 1.2
4K Mixed 0.6
110% 0.77 MB/s
5,707 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,315,352 HDDs tested.

 Prices

AmazonUS $4325 mins
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Typical HM641JI 640GB Builds (Compare 11,645 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 12%
Tree trunk
Desktop
Desktop 43%
Speed boat
Workstation
Workstation 18%
Surfboard

System: HP Pavilion dv6 Notebook PC

EDIT WITH CUSTOM PC BUILDER Value: 38% - Below average Total price: $276

Popular HM641JI 640GB systems:

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  • - CPU tests include: integer, floating and string.
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Hard Drive Rankings (Price vs Performance) November 2019 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

4 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 i5-9600K $195AMD RX 590 $185Samsung 850 Evo 120GB $150
Intel Core i7-9700K $340Nvidia RTX 2060 $325Samsung 860 Evo 250GB $51
HDDRAMUSB
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WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $609SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Extreme 16GB $24
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