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WD10EZEX-21M2NA0 995GB

▲ 500 ▼

Release date ≈ Q3 2017.

Average Bench: 73.9% (114th of 1015)

Based on 11 user benchmarks.  Models: WDC WD10EZEX-21M2NA0, WDC WD10EZEX-21WN4A0, WDC WD10EZEX-00BN5A0
Poor: 60%Average: 73.9% Great: 83%

Popular builds with this HDD

Good average bench

The WD WD10EZEX-21M2NA0 995GB averaged 26.1% 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 Mixed IO Speed 0.78MB/s
Avg. 4K Random Read Speed 1.02MB/s

Good consistency

The range of scores (95th - 5th percentile) for the WD WD10EZEX-21M2NA0 995GB is 23.2%. This is a relatively narrow range which indicates that the WD WD10EZEX-21M2NA0 995GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 75.1MB/s
Avg. Sequential Write Speed 125MB/s
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Average Bench

(Based on 11 samples)
Rank 11473.9%
Min Avg Max
68.6 Read 126 175
77.3 Write 125 173
40.1 Mixed 75.1 114
87.2 SusWrite 133 176
84.2% 115 MB/s
Min Avg Max
0.66 4K Read 1.02 1.3
0.5 4K Write 1.68 2.5
0.22 4K Mixed 0.78 1.1
160% 1.16 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
927GB free
Firmware: 01.01A01
SusWrite @10s intervals: 175 177 176 178 176 176 MB/s
100% Outstanding
Read 173
Write 173
Mixed 110
SusWrite 176
116% 158 MB/s
4K Read 1.3
4K Write 2.5
4K Mixed 1.1
223% 1.63 MB/s
623GB free (System drive)
Firmware: 01.01A01
SusWrite @10s intervals: 68 82 98 110 105 59 MB/s
75.1% Very good
Read 175
Write 127
Mixed 40.1
SusWrite 87.2
78% 107 MB/s
4K Read 0.7
4K Write 0.5
4K Mixed 0.6
105% 0.6 MB/s
831GB free (System drive)
Firmware: 01.01A01
SusWrite @10s intervals: 134 130 129 146 149 159 MB/s
74.2% Very good
Read 117
Write 152
Mixed 85.5
SusWrite 141
91% 124 MB/s
4K Read 1.2
4K Write 1.8
4K Mixed 1.1
206% 1.37 MB/s
812GB free (System drive)
Firmware: 01.0
SusWrite @10s intervals: 65 105 105 111 118 132 MB/s
69.7% Good
Read 137
Write 77.3
Mixed 63.2
SusWrite 106
70% 95.8 MB/s
4K Read 1
4K Write 1.6
4K Mixed 0.7
149% 1.1 MB/s
63GB free
Firmware: 01.01A01
SusWrite @10s intervals: 123 130 136 135 133 137 MB/s
60% Good
Read 77.2
Write 87.9
Mixed 60.2
SusWrite 132
66% 89.4 MB/s
4K Read 1
4K Write 0.7
4K Mixed 0.9
155% 0.87 MB/s
335GB free
Firmware: 01.01A01
SusWrite @10s intervals: 138 139 138 139 138 137 MB/s
59.3% Above average
Read 68.6
Write 119
Mixed 54.8
SusWrite 138
70% 95.2 MB/s
4K Read 1.1
4K Write 1.3
4K Mixed 0.7
148% 1.03 MB/s
11 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,354,509 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 WD10EZEX-21M2NA0 995GB Builds (Compare 1,526 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 19%
Surfboard
Desktop
Desktop 78%
Battleship
Workstation
Workstation 16%
Surfboard

System: Acer Predator G3-605

CPU
Core i7-4790Intel  $135Bench 71%, 255,027 samples500x
Core i7-4770Intel  $75Bench 70%, 176,321 samples459x
Core i5-4460Intel  $194Bench 62%, 245,403 samples221x
GPU
GTX 760 (192-bit)NvidiaBench 20%, 10,656 samples166x
GTX 970Nvidia  $200Bench 49%, 834,238 samples141x
GTX 745 (OEM)Nvidia  $60Bench 10%, 26,874 samples130x
SSD
IT LMT-256L9M 256GBLiteonBench 85%, 561 samples80x
IT LMT-128L9M 128GBLiteonBench 81%, 1,236 samples65x
860 Evo 500GBSamsung  $80Bench 105%, 762,998 samples45x
RAM
HMT451U6AFR8C-PB 2x4GBHynixBench 52%, 14,558 samples101x
HMT41GU6BFR8A-PB 2x8GBHynixBench 53%, 7,869 samples87x
HMT451U6AFR8C-PB 4x4GBHynixBench 56%, 3,905 samples66x
EDIT WITH CUSTOM PC BUILDER Value: 87% - Excellent Total price: $135

Popular WD10EZEX-21M2NA0 995GB systems:

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Hard Drive Rankings (Price vs Performance) May 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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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?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $64G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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