Average Bench: 46.5% (375th of 1015)

more Based on 4,864 user benchmarks.  Models: WDC WD3200AAKX-001CA0, WDC WD3200AAKX-22ERMA0, WDC WD3200AAKX-00L7A0, WDC WD3200AAKX-753CA1, WDC WD3200AAKX-00L9A0, WDC WD3200AAKX-073CA0, WDC WD3200AAKX-073CA1, WDC WD3200AAKX-753CA0, WDC WD3200AAKX-00L7A, WDC WD32 00AAKX-001CAO, WDC WD3200AAKX-08U6AA0, WDC WD3200AAKX-00ERM, WDC WD3200AAKX-00ERMA0, WDC WD3200AAKX-083CA, WDC WD32 00AAKX-32ERMA0, WDC WD32 00AAKX-603CA, WDC WD3200AAKX-753CA, WDC WD3200AAKX-32U6AA0, WDC WD3200AAKX-32ERM, WDC WD3200AAKX-32ERMA0, WDC WD32 00AAKX-00ERM, WDC WD32 00AAKX-001CA0, WDC WD3200AAKX-603CA0, WDC WD3200AAKX-221CA0, WDC WD3200AAKX-083CA1, WDC WD3200AAKX-22ERM, WDC WD3200AAKX-603CA, WDC WD3200AAKX-221CA1, WDC WD3200AAKX-083CA0, WDC WD32 00AAKX-083CA, WDC WD32 00AAKX-00ERMA0, WDC WD32 00AAKX-001CA, WD3200AAKX-001CA0, WDC WD3200AAKX-003CA0, WDC WD3200AAKX-00U6AA0, WDC WD32 00AAKX-073CA0, WDC WD32 00AAKX-753CA0, WDC WD32 00AAKX-073CA1, WDC WD3200AAKX-2, WDC WD3200AAKX-221CA, WDC WD32 00AAKX-22ERMA0, WDC WD32 00AAKX-753CA1, WDC WD3200AAKX-7, WDC WD3200AAKX-073CA, WDC WD32 00AAKX-22ERM, WDC WD32 00AAKX-00U6A, WDC WD3200AAKX-0, WDC WD32 00AAKX-22V1A0, WDC WD32 00AAKX-221CA, WDC WD3200AAKX-001CAO, WDC WD3200AAKX-001CA, WDC WD3200AAKX-00L9A73, WDC WD3200AAKX-003CA, WDC WD32 00AAKX-221CA1, WDC WD32 00AAKX-221CA0, WDC WD32 00AAKX-083CA1, WDC WD32 00AAKX-083CA0, WDC WD32 00AAKX-753CA, WDC WD32 00AAKX-603CA0, WDC WD3200AAKX-22V1A0

Below average average bench

The WD Blue 320GB (2010) averaged 53.4% 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.


Avg. 4K Random Mixed IO Speed 0.77MB/s
Avg. 4K Random Write Speed 1.64MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the WD Blue 320GB (2010) is 39.5%. This is a relatively wide range which indicates that the WD Blue 320GB (2010) performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 56.4MB/s
Avg. Sustained Write Speed 76.8MB/s

Average Bench

(Based on 4,864 samples)
Min Avg Max
31.1 Read 85.2 115
33.5 Write 82.7 108
25.4 Mixed 56.4 70.3
33.8 SusWrite 76.8 108
55.5% 75.3 MB/s
Min Avg Max
0.2 4K Read 0.58 0.7
0.6 4K Write 1.64 2.1
0.3 4K Mixed 0.77 1
140% 1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
36GB free
Firmware: 15.01H15
SusWrite @10s intervals: 96 96 97 98 99 103 MB/s
Read 102
Write 86.5
Mixed 62.7
SusWrite 98.1
64% 87.3 MB/s
4K Read 0.7
4K Write 1.7
4K Mixed 0.8
150% 1.07 MB/s
76GB free
Firmware: 1H15
SusWrite @10s intervals: 80 80 80 81 81 81 MB/s
Read 91.2
Write 88
Mixed 62.3
SusWrite 80.4
59% 80.5 MB/s
4K Read 0.7
4K Write 2.1
4K Mixed 0.8
157% 1.2 MB/s
292GB free
Firmware: 15.01H15
SusWrite @10s intervals: 37 38 38 38 38 38 MB/s
Read 109
Write 37.7
Mixed 45.7
SusWrite 38.1
42% 57.5 MB/s
4K Read 0.7
4K Write 0.6
4K Mixed 0.6
107% 0.63 MB/s
207GB free (System drive)
Firmware: 15.01H15
SusWrite @10s intervals: 38 30 43 31 37 58 MB/s
Read 54.5
Write 56.8
Mixed 53.8
SusWrite 39.5
38% 51.2 MB/s
4K Read 0.5
4K Write 1.4
4K Mixed 0.9
147% 0.93 MB/s
283GB free (System drive)
Firmware: 17.01H17
SusWrite @10s intervals: 50 35 47 72 75 79 MB/s
Read 24.4
Write 80.5
Mixed 60.6
SusWrite 59.7
42% 56.3 MB/s
4K Read 0.7
4K Write 1.5
4K Mixed 0.6
124% 0.93 MB/s
4,864 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,303,422 HDDs tested.


AmazonUS $266 mins
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Typical Blue 320GB (2010) Builds (Compare 7,834 builds) See popular component choices, score breakdowns and rankings.
Gaming 12%
Tree trunk
Desktop 57%
Workstation 33%
Sail boat

Motherboard: Dell OptiPlex 990

EDIT WITH CUSTOM PC BUILDER Value: 45% - Average Total price: $377

Popular Blue 320GB (2010) compatible motherboards:

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Hard Drive Rankings (Price vs Performance) August 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]


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.


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

 Best User Rated

The Best.
Intel Core i5-9600K $219Nvidia GTX 1660 $220Samsung 850 Evo 250GB $86
Intel Core i5-9400F $143Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $102
AMD Ryzen 5 3600 $196AMD RX 580 $167Samsung 850 Pro 256GB $97
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $799SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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