Average Bench: 82.8% (63rd of 1015)

Based on 37 user benchmarks.  Model: WD WD40EZRZ-00GXCB0
Poor: 58%Average: 82.8% Great: 103%

Popular builds with this HDD

Very good average bench

The WD WD40EZRZ-00GXCB0 4TB averaged just 17.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the WD WD40EZRZ-00GXCB0 4TB near the top of the comparison list.


Avg. 4K Random Mixed IO Speed 0.91MB/s
Avg. 4K Random Write Speed 2.61MB/s

Average consistency

The range of scores (95th - 5th percentile) for the WD WD40EZRZ-00GXCB0 4TB is 44.7%. This is a relatively wide range which indicates that the WD WD40EZRZ-00GXCB0 4TB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 95.7MB/s
Avg. Sequential Write Speed 139MB/s

Average Bench

(Based on 37 samples)
Min Avg Max
44.8 Read 146 203
53.3 Write 139 180
28.8 Mixed 95.7 150
76.3 SusWrite 141 179
96% 130 MB/s
Min Avg Max
0.1 4K Read 0.94 1.2
0.6 4K Write 2.61 3
0.23 4K Mixed 0.91 1.2
188% 1.49 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
3TB free
Firmware: 80.00A80
SusWrite @10s intervals: 166 168 166 166 165 166 MB/s
Read 170
Write 167
Mixed 96.3
SusWrite 166
110% 150 MB/s
4K Read 1.2
4K Write 2.8
4K Mixed 1.1
224% 1.7 MB/s
379GB free
Firmware: 80.00A80
SusWrite @10s intervals: 105 107 108 103 106 105 MB/s
Read 152
Write 151
Mixed 109
SusWrite 106
96% 130 MB/s
4K Read 1
4K Write 2.7
4K Mixed 1.2
225% 1.63 MB/s
526GB free
Firmware: 80.0
SusWrite @10s intervals: 125 125 126 120 120 122 MB/s
Read 116
Write 115
Mixed 76.9
SusWrite 123
79% 108 MB/s
4K Read 1
4K Write 2.7
4K Mixed 1.1
214% 1.6 MB/s
366GB free
Firmware: 80.00A80
SusWrite @10s intervals: 79 83 83 83 83 83 MB/s
Read 83.8
Write 88.4
Mixed 66.2
SusWrite 82.5
59% 80.2 MB/s
4K Read 0.9
4K Write 2.7
4K Mixed 1
199% 1.53 MB/s
37 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,306,367 HDDs tested

Typical WD40EZRZ-00GXCB0 4TB Builds (Compare 8,688 builds) See popular component choices, score breakdowns and rankings
Gaming 69%
Battle cruiser
Desktop 87%
Aircraft carrier
Workstation 58%

Motherboard: Asus Z170-A - $200

EDIT WITH CUSTOM PC BUILDER Value: 95% - Outstanding Total price: $655

Popular WD40EZRZ-00GXCB0 4TB 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.

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
  • - 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
  • - Explore your best upgrade options with a virtual PC build
  • - Compare your in-game FPS to other users with your hardware
Hard Drive Rankings (Price vs Performance) April 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]


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 i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $134Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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