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Amd-raid

WDC WD40EZAZ-00Z 4TB

▲ 500 ▼

Release date ≈ Q2 2020.

Average Bench: 69.9% (125th of 1015)

more Based on 965 user benchmarks.  Models: AMD-RAID WDC WD40EZAZ-00Z, WDC WD40EZAZ-00ZGHB0, WDC WD40 EZAZ-07SF3B0, WDC WD40EZAZ-19S, WDC WD40EZAZ-19SF3B0, WDC WD40 EZAZ-22SF3B0, WDC WD40EZAZ-22SF3B0, WDC WD40EZAZ-00Z, WDC WD40 EZAZ-19SF3B0, WDC WD40EZAZ-07SF3B0, WDC WD40 EZAZ-00SF3B0, WDC WD40EZAZ-00S, WDC WD40EZAZ-22S, WDC WD40EZAZ-00SF3B0, WDC WD40 EZAZ-00ZGHB0
Poor: 14%Average: 69.9% Great: 107%

Popular builds with this HDD

Above average average bench

The Amd-raid WDC WD40EZAZ-00Z 4TB averaged 30.1% 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 Read Speed 5.99MB/s
Avg. 4K Random Write Speed 4.64MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Amd-raid WDC WD40EZAZ-00Z 4TB is 92.4%. This is a particularly wide range which indicates that the Amd-raid WDC WD40EZAZ-00Z 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 60MB/s
Avg. Sequential Write Speed 104MB/s
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Average Bench

(Based on 965 samples)
Rank 12569.9%
Min Avg Max
7.2 Read 129 198
18 Write 104 175
8.34 Mixed 60 109
18.5 SusWrite 111 176
74% 101 MB/s
Min Avg Max
0.1 4K Read 5.99 27.7
0 4K Write 4.64 7.91
0.09 4K Mixed 0.66 1.1
409% 3.76 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
2.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 175 175 174 176 173 175 MB/s
107% Outstanding
Read 197
Write 121
Mixed 85.1
SusWrite 175
106% 144 MB/s
4K Read 3.7
4K Write 6.9
4K Mixed 1.1
404% 3.9 MB/s
2TB free
Firmware: 80.00A80
SusWrite @10s intervals: 143 145 145 146 146 140 MB/s
84.8% Excellent
Read 149
Write 140
Mixed 74
SusWrite 144
93% 127 MB/s
4K Read 4.4
4K Write 5.4
4K Mixed 1
394% 3.6 MB/s
1.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 85 90 47 46 45 54 MB/s
47.4% Average
Read 102
Write 124
Mixed 72.8
SusWrite 61.3
66% 89.8 MB/s
4K Read 0.7
4K Write 7.9
4K Mixed 0.6
242% 3.07 MB/s
3.5TB free
Firmware: 80.00A80
SusWrite @10s intervals: 56 50 53 50 51 56 MB/s
38.1% Below average
Read 79.8
Write 59.2
Mixed 47.2
SusWrite 52.7
44% 59.7 MB/s
4K Read 0.5
4K Write 1.9
4K Mixed 0.3
89% 0.9 MB/s
221GB free
Firmware: 80.00A80
SusWrite @10s intervals: 73 49 38 38 28 43 MB/s
32.4% Below average
Read 68.1
Write 122
Mixed 31.9
SusWrite 44.7
49% 66.7 MB/s
4K Read 0.6
4K Write 1
4K Mixed 0.4
88% 0.67 MB/s
753GB free
Firmware: 80.00A80
SusWrite @10s intervals: 23 30 41 37 42 36 MB/s
32% Below average
Read 75.9
Write 76.1
Mixed 16.7
SusWrite 34.9
37% 50.9 MB/s
4K Read 0.2
4K Write 3.1
4K Mixed 0.2
88% 1.17 MB/s
2.5TB free
Firmware: 0
SusWrite @10s intervals: 38 38 38 38 38 38 MB/s
26.9% Poor
Read 50.4
Write 38.1
Mixed 32.2
SusWrite 37.9
29% 39.7 MB/s
4K Read 11.8
4K Write 5.3
4K Mixed 0.9
690% 6 MB/s
965 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,335,297 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 WDC WD40EZAZ-00Z 4TB Builds (Compare 25,819 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 129%
UFO
Desktop
Desktop 94%
Nuclear submarine
Workstation
Workstation 130%
UFO

Motherboard: Asus TUF GAMING X570-PLUS (WI-FI) - $192

CPU
Ryzen 7 3700XAMD  $205Bench 86%, 635,419 samples4,647x
Ryzen 7 5800XAMD  $202Bench 98%, 128,080 samples4,263x
Ryzen 5 5600XAMD  $152Bench 96%, 383,420 samples3,412x
GPU
RTX 3070Nvidia  $400Bench 148%, 619,642 samples2,236x
RTX 3080Nvidia  $625Bench 187%, 424,051 samples2,074x
RTX 2070S (Super)Nvidia  $210Bench 115%, 663,603 samples1,469x
SSD
970 Evo Plus NVMe PCIe M.2 1TBSamsung  $95Bench 310%, 455,997 samples1,835x
980 Pro NVMe PCIe M.2 1TBSamsung  $102Bench 394%, 276,089 samples1,106x
970 Evo NVMe PCIe M.2 1TBSamsung  $158Bench 297%, 331,647 samples866x
RAM
Vengeance LPX DDR4 3200 C16 2x8GBCorsair  $45Bench 85%, 653,654 samples770x
Vengeance RGB PRO DDR4 3200 C16 2x8GBCorsair  $56Bench 85%, 346,786 samples724x
Vengeance RGB PRO DDR4 3200 C16 2x16GBCorsair  $114Bench 89%, 144,399 samples646x
EDIT WITH CUSTOM PC BUILDER Value: 97% - Outstanding Total price: $937

Popular WDC WD40EZAZ-00Z 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.

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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
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  • - Reports are generated and presented on userbenchmark.com
  • - Identify the strongest components in your PC
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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]

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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.

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Speed Comparisons

vs Seagate Barracuda 1TB (2016)
vs WD Blue 1TB (2012)
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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $177Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair 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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