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WD

My Book 25EE 4TB

▲ 500 ▼

Release date ≈ Q1 2017.

Average Bench: 81.9% (66th of 1015)

Based on 10 user benchmarks.  Model: WD My Book 25EE
Poor: 47%Average: 81.9% Great: 99%

Very good average bench

The WD My Book 25EE 4TB averaged just 18.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the WD My Book 25EE 4TB near the top of the comparison list.

Strengths

Avg. 4K Random Mixed IO Speed 0.58MB/s
Avg. 4K Random Write Speed 2.49MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the WD My Book 25EE 4TB is 52.2%. This is a relatively wide range which indicates that the WD My Book 25EE 4TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 114MB/s
Avg. Sequential Write Speed 144MB/s
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Average Bench

(Based on 10 samples)
Rank 6681.9%
Min Avg Max
80 Read 146 188
81.8 Write 144 176
77.5 Mixed 114 139
155 SusWrite 163 173
104% 142 MB/s
Min Avg Max
0.83 4K Read 0.97 1.1
2.15 4K Write 2.49 2.8
0.26 4K Mixed 0.58 1.1
151% 1.35 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
3TB free
Firmware: 4004
SusWrite @10s intervals: 172 175 173 174 173 174 MB/s
99.5% Outstanding
Read 173
Write 176
Mixed 121
SusWrite 173
118% 161 MB/s
4K Read 1.1
4K Write 2.8
4K Mixed 1.1
220% 1.67 MB/s
205GB free
Firmware: 4004 Max speed: SATA 3.0 600 MB/s
97.5% Outstanding
Read 181
Write 159
Mixed 135
118% 158 MB/s
4K Read 0.95
4K Write 2.8
4K Mixed 0.27
122% 1.34 MB/s
807GB free
Firmware: 4004
SusWrite @10s intervals: 149 158 160 157 160 162 MB/s
95.5% Outstanding
Read 175
Write 174
Mixed 124
SusWrite 158
116% 158 MB/s
4K Read 1
4K Write 2.5
4K Mixed 1
199% 1.5 MB/s
807GB free
Firmware: 4004
SusWrite @10s intervals: 150 155 150 160 157 156 MB/s
94.7% Outstanding
Read 176
Write 170
Mixed 98.4
SusWrite 155
110% 150 MB/s
4K Read 1
4K Write 2.2
4K Mixed 1
194% 1.4 MB/s
2TB free
Firmware: 4004
SusWrite @10s intervals: 165 168 167 168 167 165 MB/s
94.1% Outstanding
Read 161
Write 172
Mixed 125
SusWrite 167
115% 156 MB/s
4K Read 1
4K Write 2.8
4K Mixed 1.1
216% 1.63 MB/s
2TB free
Firmware: 4004 Max speed: SATA 3.0 600 MB/s
83.6% Excellent
Read 141
Write 150
Mixed 133
106% 142 MB/s
4K Read 0.98
4K Write 2.5
4K Mixed 0.26
116% 1.24 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,348,244 HDDs tested

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Hard Drive Rankings (Price vs Performance) May 2024 HDD Rankings

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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.

 Comments

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Speed Comparisons

vs Seagate Barracuda 1TB (2016)
vs WD Blue 1TB (2012)
vs Seagate Barracuda 2TB (2016)
vs Seagate Barracuda 3TB (2016)
vs Seagate Barracuda 7200.14 1TB
vs WD Black 1TB (2013)
vs Seagate Barracuda 4TB (2016)
vs WD Black 2TB (2013)
vs WD Black 6TB (2015)

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?
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 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $300Crucial MX500 250GB $40
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) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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