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Samsung

HE642JJ 640GB

▲ 500 ▼

Release date ≈ Q1 2016.

Average Bench: 47.9% (336th of 1015)

Based on 110 user benchmarks.  Model: SAMSUNG HE642JJ
Poor: 33%Average: 47.9% Great: 61%

Popular builds with this HDD

Below average average bench

The Samsung HE642JJ 640GB averaged 52.0% 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 0.74MB/s
Avg. 4K Random Write Speed 2.35MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung HE642JJ 640GB is 27.5%. This is a relatively narrow range which indicates that the Samsung HE642JJ 640GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 56.3MB/s
Avg. Sustained Write Speed 81.1MB/s
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Average Bench

(Based on 110 samples)
Rank 33647.9%
Min Avg Max
51.6 Read 81.8 107
49.3 Write 82.1 106
26.5 Mixed 56.3 96.2
29.3 SusWrite 81.1 109
55.5% 75.3 MB/s
Min Avg Max
0.27 4K Read 0.61 0.8
1.02 4K Write 2.35 2.9
0.26 4K Mixed 0.74 1.2
151% 1.23 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
528GB free
Firmware: 1AA01111
SusWrite @10s intervals: 110 111 113 109 114 111 MB/s
63.3% Good
Read 109
Write 49.5
Mixed 63.3
SusWrite 111
61% 83.2 MB/s
4K Read 0.7
4K Write 3
4K Mixed 1.2
218% 1.63 MB/s
538GB free
Firmware: 1AA01113
SusWrite @10s intervals: 94 102 96 95 96 94 MB/s
56.9% Above average
Read 102
Write 86
Mixed 57.9
SusWrite 96
63% 85.4 MB/s
4K Read 0.6
4K Write 2.7
4K Mixed 1
186% 1.43 MB/s
380GB free
Firmware: 1AA01111
SusWrite @10s intervals: 100 100 100 100 102 101 MB/s
56.5% Above average
Read 95.9
Write 52.8
Mixed 59.4
SusWrite 100
57% 77.2 MB/s
4K Read 0.7
4K Write 3
4K Mixed 1
196% 1.57 MB/s
114GB free
Firmware: 1AA01113
SusWrite @10s intervals: 80 79 80 80 80 80 MB/s
46.5% Average
Read 81.7
Write 42.1
Mixed 51.9
SusWrite 79.7
47% 63.8 MB/s
4K Read 0.7
4K Write 2.5
4K Mixed 1
187% 1.4 MB/s
536GB free (System drive)
Firmware: 1AA01113
SusWrite @10s intervals: 74 96 63 47 49 40 MB/s
45.2% Average
Read 95.4
Write 68.9
Mixed 54.6
SusWrite 61.6
52% 70.1 MB/s
4K Read 0.6
4K Write 2.6
4K Mixed 0.9
173% 1.37 MB/s
201GB free
Firmware: 1AA01112
SusWrite @10s intervals: 71 71 72 72 72 73 MB/s
38.7% Below average
Read 62.5
Write 75.3
Mixed 41.8
SusWrite 71.7
46% 62.8 MB/s
4K Read 0.7
4K Write 2.4
4K Mixed 1
185% 1.37 MB/s
110 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,352,798 HDDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical HE642JJ 640GB Builds (Compare 177 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 36%
Jet ski
Desktop
Desktop 68%
Battle cruiser
Workstation
Workstation 29%
Raft

Motherboard: MSI 990FXA-GD65 (MS-7640) - $300

CPU
FX-8350AMD  $130Bench 61%, 313,196 samples69x
FX-8320AMD  $129Bench 59%, 106,454 samples26x
FX-6300AMD  $47Bench 55%, 261,607 samples22x
GPU
GTX 1060-6GBNvidia  $117Bench 56%, 1,368,019 samples10x
RX 580AMD  $130Bench 52%, 360,351 samples9x
GTX 970Nvidia  $200Bench 49%, 834,238 samples8x
SSD
860 Evo 500GBSamsung  $75Bench 105%, 762,998 samples7x
870 EVO 500GBSamsung  $62Bench 104%, 60,851 samples5x
A400 240GBKingston  $28Bench 66%, 424,288 samples4x
RAM
16GBUnknownBench 41%, 70,565 samples8x
8GBUnknownBench 34%, 82,857 samples7x
Savage DDR3 1600 C9 2x4GBHyperXBench 51%, 78,181 samples6x
EDIT WITH CUSTOM PC BUILDER Value: 78% - Very good Total price: $622

Popular HE642JJ 640GB compatible motherboards:

How Fast Is Your HDD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money 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
  • - 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
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  • - Compare your in-game FPS to other users with your hardware
Hard Drive Rankings (Price vs Performance) May 2024 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

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Speed Comparisons

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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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
What is 4K random write speed?
What is 4K random read speed?
What is AS SSD real world copy speed?
How big is 16GB?
What does MBps mean?
Hard Drives
What is the Hard Drive value for money rating?
What is effective Hard Drive speed?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $79G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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