Average Bench: 66.1% (160th of 1015)

more Based on 690 user benchmarks.  Models: WDC WD1501FASS-00U0B, WDC WD1501FASS-00W2B, WDC WD1501FASS-00W2B0, WDC WD1501FASS-00U0B0, WDC WD15 01FASS-00W2B0, WDC WD15 01FASS-00U0B0, WDC WD15 01FASS-00U0B, WDC WD15 01FASS-00W2B, WDC WD1501FASS-0

Above average average bench

The WD WD1501FASS-00U0B 1.5TB averaged 33.8% 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 0.67MB/s
Avg. 4K Random Write Speed 2.45MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD WD1501FASS-00U0B 1.5TB is 40.3%. This is a relatively wide range which indicates that the WD WD1501FASS-00U0B 1.5TB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 104MB/s
Avg. Sequential Mixed IO Speed 90.5MB/s

Average Bench

(Based on 690 samples)
Min Avg Max
76 Read 122 154
69.5 Write 110 139
33.5 Mixed 90.5 131
55.7 SusWrite 104 142
78.8% 107 MB/s
Min Avg Max
0.49 4K Read 0.98 1.3
1.16 4K Write 2.45 3.3
0.31 4K Mixed 0.67 1.1
161% 1.36 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
138GB free
Firmware: 01.00101
SusWrite @10s intervals: 117 116 119 118 119 118 MB/s
Read 132
Write 125
Mixed 100
SusWrite 118
88% 119 MB/s
4K Read 1.2
4K Write 3.2
4K Mixed 1.1
232% 1.83 MB/s
63GB free
Firmware: 01.00101
SusWrite @10s intervals: 127 124 123 104 106 121 MB/s
Read 122
Write 102
Mixed 103
SusWrite 117
83% 111 MB/s
4K Read 0.8
4K Write 2.9
4K Mixed 0.8
176% 1.5 MB/s
580GB free
Firmware: 01.00101
SusWrite @10s intervals: 84 90 93 93 93 92 MB/s
Read 126
Write 107
Mixed 78.1
SusWrite 90.7
74% 101 MB/s
4K Read 1.2
4K Write 3.2
4K Mixed 1
220% 1.8 MB/s
690 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,474,497 HDDs tested.

Typical WD1501FASS-00U0B 1.5TB Builds (Compare 29,693 builds) See popular component choices, score breakdowns and rankings.
Gaming 66%
Battle cruiser
Desktop 68%
Battle cruiser
Workstation 57%

Motherboard: Asus PRIME B350-PLUS - $120

EDIT WITH CUSTOM PC BUILDER Value: 107% - Outstanding Total price: $649

Popular WD1501FASS-00U0B 1.5TB compatible motherboards:

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.

UserBenchmark of the month

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) July 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.
AMD Ryzen 5 3600 $199Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 7 2700X $252Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
Intel Core i5-9600K $245Nvidia GTX 1080-Ti $750Samsung 850 Pro 256GB $97
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $728SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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