Average Bench: 52.8% (294th of 1002)

more Based on 25,843 user benchmarks.  Models: WDC WD6400AAKS-22A7B2, WDC WD64 00AAKS-41H2B0, WDC WD6400AAKS-75A7B2, WDC WD6400AAKS-32A7B0, WDC WD6400AAKS-75A7B0, WDC WD6400AAKS-0, WDC WD6400AAKS-65A7B2, WDC WD6400AAKS-2, WDC WD6400AAKS-3, WDC WD6400AAKS-65A7B0, WDC WD6400AAKS-00Z7B0, WDC WD6400AAKS-4, WDC WD64 00AAKS-55A7B2, WDC WD6400AAKS-6, WDC WD6400AAKS-7, WDC WD64 00AAKS-00A7B0, WDC WD6400AAKS-22A7B0, WDC WD64 00AAKS-22A7B, WDC WD64 00AAKS-00A7B2, WDC WD6400AAKS-65Z7B, WDC WD6400AAKS-00E4A0, WDC WD64 00AAKS-41H2B, WDC WD64 00AAKS-00E4A0, WDC WD64 00AAKS-65Z7B0, WDC WD64 00AAKS-40H2B0, WDC WD6400AAKS-00A7B, WDC WD6400AAKS-08A7B, WDC WD64 00AAKS-32A7B0, WDC WD6400AAKS-40H2B0, WDC WD64 00AAKS-00Z7B, WDC WD64 00AAKS-75A7B2, WDC WD6400AAKS-65A7B, WDC WD64 00AAKS-75A7B0, WDC WD64 00AAKS-0, WDC WD64 00AAKS-00A7B, WDC WD6400AAKS-65Z7B0, WDC WD64 00AAKS-07A7B0, WDC WD64 00AAKS-75A7B, WDC WD6400AAKS-41H2B0, WDC WD64 00AAKS-07A7B2, WDC WD64 00AAKS-40H2B, WDC WD6400AAKS-00A7B0, WDC WD64 00AAKS-08A7B0, WDC WD6400AAKS-40H2B, WDC WD6400AAKS-00A7B2, WDC WD64 00AAKS-22A7B0, WDC WD64 00AAKS-08A7B, WDC WD6400AAKS-55A7B, WDC WD64 00AAKS-65A7B2, WDC WD64 00AAKS-65A7B0, WDC WD64 00AAKS-65A7B, WDC WD6400AAKS-07A7B, WDC WD6400AAKS-22A7B, WDC WD64 00AAKS-08A7B2, WDC WD64 00AAKS-65Z7B, WDC WD6400AAKS-55A7B2, WDC WD6400AAKS-55A7B0, WDC WD6400AAKS-00E4A, WDC WD6400AAKS-08A7B0, WDC WD6400AAKS-08A7B2, WDC WD64 00AAKS-00H2B, WDC WD64 00AAKS-55A7B0, WDC WD64 00AAKS-22A7B2, WDC WD64 00AAKS-00E4A, WDC WD6400AAKS-00H2B, WDC WD6400AAKS-00H2B1, WDC WD6400AAKS-00H2B0, WDC WD64 00AAKS-55A7B, WDC WD64 00AAKS-07A7B, WDC WD6400AAKS-75A7B, WDC WD6400AAKS-41H2B, WDC WD64 00AAKS-00H2B1, WDC WD6400AAKS-07A7B2, WDC WD64 00AAKS-00H2B0, WDC WD6400AAKS-07A7B0

Average average bench

The WD Blue 640GB (2008) averaged 47.2% 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 0.36MB/s
Avg. 4K Random Write Speed 1.84MB/s

Good consistency

The range of scores (95th - 5th percentile) for the WD Blue 640GB (2008) is 23.4%. This is a relatively narrow range which indicates that the WD Blue 640GB (2008) performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 88MB/s
Avg. Sequential Mixed IO Speed 78.3MB/s
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Average Bench

(Based on 25,843 samples)
Min Avg Max
67.2 Read 95.7 115
62.3 Write 88 107
30 Mixed 78.3 102
65.5% 87.4 MB/s
Min Avg Max
0.29 4K Read 0.56 0.74
0.8 4K Write 1.84 2.32
0.22 4K Mixed 0.36 0.47
97% 0.92 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
551GB free
Firmware: 01.03B01 Max speed: SATA 2.0 300 MB/s
NCQ 4KALIGNED S.M.A.R.T
Read 110
Write 107
Mixed 95
78% 104 MB/s
4K Read 0.76
4K Write 2.1
4K Mixed 0.45
121% 1.1 MB/s
415GB free
Firmware: 01.03B01 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 4KALIGNED S.M.A.R.T
Read 89.7
Write 98.8
Mixed 31.7
54% 73.4 MB/s
4K Read 0.56
4K Write 1.93
4K Mixed 0.39
102% 0.96 MB/s
365GB free
Firmware: 01.0 Max speed: SATA 2.0 300 MB/s
NCQ 4KALIGNED S.M.A.R.T
Read 98.7
Write 86.7
Mixed 100
72% 95.2 MB/s
4K Read 0.71
4K Write 2.05
4K Mixed 0.39
111% 1.05 MB/s
359GB free
Firmware: 01.03B01 Max speed: SATA 2.0 300 MB/s
NCQ 4KALIGNED S.M.A.R.T
Read 89.9
Write 89
Mixed 31
51% 70 MB/s
4K Read 0.47
4K Write 1.87
4K Mixed 0.4
99% 0.91 MB/s
54GB free
Firmware: 01.03B01 Max speed: SATA 2.0 300 MB/s
NCQ 4KALIGNED S.M.A.R.T
Read 95.3
Write 78.5
Mixed 76.7
63% 83.5 MB/s
4K Read 0.7
4K Write 1.9
4K Mixed 0.36
104% 0.99 MB/s
195GB free
Firmware: 01.0 Max speed: SATA 2.0 300 MB/s
NCQ !4KALIGNED S.M.A.R.T
Read 83.6
Write 82.7
Mixed 49.7
53% 72 MB/s
4K Read 0.43
4K Write 2.21
4K Mixed 0.35
98% 1 MB/s
54GB free
Firmware: 01.03B01 Max speed: SATA 2.0 300 MB/s
NCQ 4KALIGNED S.M.A.R.T
Read 80.8
Write 85.4
Mixed 70.1
59% 78.8 MB/s
4K Read 0.51
4K Write 1.5
4K Mixed 0.34
87% 0.78 MB/s
233GB free
Firmware: 01.0 Max speed: SATA 2.0 300 MB/s
SYSTEM NCQ 4KALIGNED
Read 79.1
Write 79.1
Mixed 80.2
60% 79.4 MB/s
4K Read 0.55
4K Write 1.63
4K Mixed 0.41
99% 0.87 MB/s
25,843 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 8,823,623 HDDs tested.

 Prices

AmazonUS $481 min
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Typical Blue 640GB (2008) Builds (Compare 8,719 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 60%
Destroyer
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 40%
Speed boat

Motherboard: Asrock Z77 Extreme4 - $270

EDIT WITH CUSTOM PC BUILDER Value: 73% - Very good Total price: $1,015

Popular Blue 640GB (2008) compatible motherboards:

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  • - Download and run UserBenchMark (UBM).
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  • - GPU tests include: six 3D game simulations.
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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

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